
	Software �>�Globalization�>�Terminology�>�

IBM Terminology

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z #

Please send any feedback about the terms and definitions on this site to terms@ca.ibm.com

�

�V.24: In data communications, a specification of the CCITT that defines the list of definitions for interchange circuits between data terminal equipment (DTE) and data circuit-terminating equipment (DCE).
�V.25: In data communications, a specification of the CCITT that defines the automatic answering equipment or parallel automatic calling equipment or both on the General Switched Telephone Network, including procedures for disabling of echo controlled devices for both manually and automatically established calls.
�V.25 bis: In data communications, an interim specification of the CCITT that defines the connection of data terminal equipment to a serial-dial interface of a public switched telephone network.
�V.28: In data communication, a specification of the CCITT that defines the electrical characteristics for interchange circuits between data terminal equipment (DTE) and data circuit-terminating equipment (DCE) at rates below 20 kilobits per second.
�V.35: In data communications, a specification of the CCITT that defines the list of definitions for interchange circuits between data terminal equipment (DTE) and data circuit-terminating equipment (DCE) at data rates of 48 kilobits per second.
�V.36: In data communication, a specification of the CCITT that defines the list of definitions for interchange circuits between data terminal equipment (DTE) and data circuit-terminating equipment (DCE) at rates of 48, 56, 64, or 72 kilobits per second.
�VAC: See variance at completion.
�valid: Pertaining to that which is allowed, is true, or conforms to some standard.
�validation: The checking of data or code for correctness or for compliance with applicable standards, rules, and conventions.
�validation action: A mechanism for verifying whether the actual value of a variable at run time corresponds to the expected value of that variable. See also timing constraint.
�validation data: In Cryptographic Support, information about a customer used to create and verify the customer's personal identification number (PIN).
�validation map: A set of mapping instructions that describe additional validation for an EDI document. One of five supported map types.
�validation policy: In a Tivoli environment, the policy that ensures that all resources in a policy region comply with the region's established policy. Validation policy prevents Tivoli administrators from creating or modifying resources that do not conform to the policy of the policy region in which the resources were created. See also default policy.
�validator: A program that checks data or code for correctness or for compliance with applicable standards, rules, and conventions.
�validity assessment: A data analysis process that evaluates data columns for valid and invalid values.
�validity checking: (1) Verification of the contents of a field.; (2) Verification that object names used in DB2 for i5/OS SQL statements exist on a system.
�valid printable area (VPA): The intersection of the current logical page or current overlay with the physical page in which printing is allowed. See also user printable area.
�value: (1) The smallest unit of data manipulated in SQL.; (2) In DCE X/Open Object Management (XOM), an arbitrary and complex information item that can be viewed as a characteristic or property of an object.; (3) In programming, the alphabetic or numeric contents of a variable or a storage location.; (4) The content of a data item. This can be an integer, a string, or the handle of another data bag.; (5) An element of a type domain.; (6) The content of a variable, parameter, special register, or field.; (7) A specific data item at the intersection of a column and row.
�value chain business model: A business model that supports transactions involving multiple enterprises or parties. Products, goods, services, or information are delivered through the parties of the value chain from producers to end users. See also demand chain, supply chain.
�value constraint: A limit that sets a restriction on the values that a simple type can represent.
�value type: In query management, one of the arguments passed to the extended interface. The value type specifies the data type of the value associated with the keyword.
�variable: A representation of a changeable value. See also global variable.
�variable buffer: A storage area used to pass dialog variables between the application program and the user interface manager (UIM).
�variable data: In AFP Utilities, an element in the record layout whose value is represented in the database file. See also fixed data.
�variable length: The length of a record or field that can be changed. See also fixed length.
�variable-length: Property of a record or field that can have a varying length.
�variable-length record: (1) A record having a length independent of the length of other records with which it is logically or physically associated. See also fixed-length record.; (2) In distributed data management (DDM) and Distributed FileManager (DFM), a record whose length can be changed after it has been written to a file. Variable-length records are normally used in reference to count-key-data (CKD) and extended count key data (ECKD) formats. See also fixed-length record.
�variable-length string: See varying-length string.
�variable-length variable blocked (VLVB): Data format of messages transmitted between CICS and IMS.
�variable-occurrence data item: In COBOL, a table element that is repeated a variable number of times. Such an item must contain an OCCURS DEPENDING ON clause in its data description entry, or be subordinate to such an item.
�variable pattern: In REXX, a parsing pattern that uses variables to specify where a string of characters is parsed. The value of the variable can be set by the user and can change while running.
�variable pool: In the user interface manager (UIM), the collection of dialog variables defined for an opened application program.
�variable pool interface: In REXX, an application program interface that allows programs written in other languages to access variables being used by or contained in an active REXX program.
�variable record: The named element of a panel group that identifies the content and layout for the storage area of the dialog variables.
�variable symbol: In a REXX exec, a symbol that is assigned a value by the user or in some cases by the REXX interpreter. The value of a variable symbol can be tested and changed using control statements.
�variance at completion (VAC): The difference between the budget at completion less the estimate at completion. A negative result indicates the task or project is over budget.
�variant function: See non-deterministic function.
�varying-length string: (1) A character or graphic string whose length is not fixed, but variable within limits. See also fixed-length string.; (2) A character, graphic, or binary string whose length is not fixed but can range within set limits.
�varied off: Pertaining to a device, controller, line, network interface, or independent disk pool unavailable for its normal, intended use.
�vary off: To make a device, control unit, or line unavailable for its normal intended use.
�vary offline: To change the status of a device or library from online to offline. When a device or tape library is offline, no data can be accessed on the device or tape library. Varying an optical library offline does not affect the online or offline status of the drives it contains.
�varied on: See available.
�vary on: To make an independent disk pool available for its normal, intended use. All of the primary and secondary disk pools in a disk pool group will vary on together.
�vary online: To change the status of a device or library from offline to online. Varying online makes available for access the device or library being varied online.
�vault: An encrypted file used to store sensitive information, such as database passwords. A separate file contains a key that is used to decrypt the data in the vault file.
�VC: See virtual circuit.
�VCC: See virtual channel connection.
�V-con: See V-type constant.
�VDisk: See virtual disk.
�VDS: See visual data stream.
�vector: (1) In the GDDM function, a directed line segment, which is a straight line between two points.; (2) In SNA, a data structure containing three fields: a length field that specifies the length of the vector in which it is contained, an identifier or type field, and a value field. The value field may contain subvectors.; (3) An array of one dimension.; (4) A linearly ordered collection of scalars of the same type. Each scalar is said to be an element of the vector. See also array, scalar.
�vectored I/O: See scattered read.
�vector instruction: An instruction, such as a load, store, arithmetic, or logical instruction, that operates on vectors residing in storage or in a vector register in the vector facility. See also scalar instruction.
�vector processor: A processor that can perform operations on multiple data elements, such as the elements of an array, simultaneously.
�vector symbol set (VSS): In the GDDM function, a set of characters each of which is treated as a small picture and is described by a sequence of lines and arcs. Characters in a vector symbol set can be drawn to scale, rotated, and positioned precisely. See also image symbol set.
�vendor: A person or company that provides a service or product to another person or company.
�Vendor Independent Messaging (VIM): An application program interface (API) defined by Apple Computer, Inc.; Borland International, Inc.; Lotus Development Corporation; and Novell, Inc.
�Venn diagram: A graphic image consisting of overlapping circles that represent the logical relationship of two sets of information.
�verb: (1) A reserved word that expresses an action to be taken by an application programming interface (API), a compiler, or an object program.; (2) The text string in a business object that specifies an operation to be performed on the attributes in a business object. A business object definition contains a list of supported verbs; the business object itself contains one of the supported verbs.; (3) In SNA, the general name for a transaction program's request for communication services.; (4) See people assignment criterion.
�verdict: The assessment of the performance of a system under test.
�verification: (1) The process of checking to ensure that the contents of a message are correct.; (2) The act of confirming that a user is eligible to use a RACF-defined userid.
�verification status: A true or false condition that indicates whether an authorized resource manager or project manager has verified the personal information of a resource.
�Versatile Storage Specialist: The Web-based management interface to the Versatile Storage Server.
�version: (1) A member of a set of similar programs or packages and, in DB2 for z/OS, similar DBRMs or LOBs.; (2) A separately licensed program that usually has significant new code or new function.; (3) An object that implements a particular revision of an element. The versions of an element are organized into a version tree structure. See also checked-out version.
�version control: The coordination and integration of the history of work submitted by a team. See also team support.
�versioned object base (VOB): A repository that stores versions of file elements, directory elements, derived objects, and metadata associated with these objects.
�version file system: See root file system.
�version information: Unique, identifying information associated with a project, document, or requirement each time it is modified. The internally generated revision number, combined with information about the author, date, time, and reason for modification, constitute version information. See also revision.
�version recovery: The restoration of a previous version of a database, using an image that was created during a backup operation. See also crash recovery, roll-forward recovery.
�version tolerance: A version of the consuming software entity that the supplying software entity can tolerate.
�version tree: A graphic representation of a versioned object that shows all branches and the versions on each branch.
�vertex: A source or a target for a transition in a state machine. A vertex can be either a state or a pseudo-state. See also pseudo-state, state.
�vertical format information: In TCP/IP, information, such as tab markers, that automatically positions lines of text with respect to other lines of text, according to defined rules. Vertical format information is usually associated with word processing.
�Vertical Licensed Internal Code (VLIC): Programming that defines logical operations on data. The Vertical Licensed Internal Code translates the machine interface (MI) instructions.
�vertically displayed records: Subfile records that are grouped so that each record is displayed on one or more lines. Each record begins a new line.
�vertical scaling: Setting up multiple application servers on one machine, usually by creating cluster members.
�VFS: See virtual file system.
�VFT: See virtual function table.
�VGR: See VTAM Generic Resources.
�VGR affinity: For VTAM Generic Resources, an association, managed by VTAM or IMS, that a VTAM logical unit has with a specific IMS in a generic resource group.
�video mixing: The process of dynamically inserting or combining multiple video objects into a single object for distribution. An example would be the mixing of commercials and broadcast programs for satellite distribution.
�video object: The data file containing a program recorded for playback on a computer or television set.
�video-on-demand (VOD): A service for providing consumers with movies and other programming almost immediately, per request.
�video stream: The path data follows when read from the IBM Content Manager VideoCharger Server system to the display unit.
�video terminal paging: A facility that allows the application programmer to send multiple screens of information to a display device which may then be viewed by the terminal operator either in or out of sequence and as many times as desired.
�view: (1) A logical table that is based on data stored in an underlying set of tables. The data returned by a view is determined by a SELECT statement that is run on the underlying tables. See also base table, table.; (2) The form in which an object is presented. A choice in the action bar that a user selects to look at an object from various perspectives is an example of a view.; (3) In Eclipse-based user interfaces, any pane in the workbench that is outside the editor area and can be stacked (dragged and dropped) on top of other views. Views provide different ways to look at or work with the resources in the workbench.; (4) In the CICSPlex SM API, a temporary, customized form of a resource table. A view can consist of some or all of the resource table attributes in any order.; (5) In the CICSPlex SM ISPF end-user interface, a formatted display of selected data about CICS resources or CICSPlex SM definitions. The data in a view is obtained from a query and can be presented in one or more forms. The data can be limited to a subset of CICSplex resources or definitions by establishing a context and scope.; (6) A ClearCase object that provides a work area for one or more users. For each element in a VOB, a view's configuration specification selects one version from the element's version tree.; (7) A window that displays requirements, the attributes assigned to requirements, and the relationships between requirements. See also Attribute Matrix, traceability matrix, traceability tree.; (8) In the Reusable Asset Specification (RAS), a projection (subset) of the system models that shows a specific aspect of the system or addresses one or more of the concerns of the system stakeholders.; (9) A projection of a model, which is seen from a given perspective or vantage point and omits entities that are not relevant to this perspective.; (10) A virtual table composed of column information from one or more physical tables in the database.; (11) A window pane, or frame, in a workspace. It may contain data from an agent in a chart or table, or it may contain a terminal session or notepad, for example. A view can be split into two separate, autonomous views.; (12) In Eclipse-based user interfaces, a pane that is outside the editor area, which can be used to look at or work with the resources in the workbench.
�view command: A command that is used to compose a view as a response to a client request.
�view element: A view element is a textual and/or graphical projection of a collection of model elements. See also model element.
�viewer: One or more individuals who can view but not modify repository information.
�viewpoint: See portlet.
�viewport: (1) In the GDDM function, a rectangular area within the picture space that defines where the output of the current page appears on the work station.; (2) That portion of a partition or usable area defined for display of data to the operator. The viewport has a predefined size and position on the screen and is related to a presentation space through a specified window. See also presentation space.; (3) In BMS, that part of a screen that is allocated to a partition. See also partition.
�view-private object: A file or directory that exists only in a particular view and is not under version control.
�view projection: A projection of model elements onto view elements. A view projection provides a location and a style for each view element.
�view synchronous high-availability manager group: A special class of high availability (HA) group that can be created and used by components that require a certain virtual synchrony (VS) quality of service (QoS) for group communication.
�VIM: See Vendor Independent Messaging.
�violation: The state of a service level agreement (SLA) when one or more service level objectives are not met. SLA violations can be used to trigger a remediation policy for affected customers.
�violation condition: A condition that indicates the actual measured value has not met the specified breach condition. This condition applies to a total or average type breach value. For example, if the total breach value was specified as 100, and its associated breach condition was specified as 'actual greater than supplied,' and the actual measured value was 110, then a violation is produced.
�violation event: an event that is generated or triggered when a transaction performs outside of acceptable bounds (performance threshold) or fails completely (transaction status threshold). See also recovery event.
�violation status: In performance monitoring, the status of an active policy that indicates that a threshold is violated. In the hourly average view, this means the average performance time of all transactions that occurred during the hour is outside the threshold. In the instance view, the performance time of the instance is outside the threshold. See also interpreted status.
�VIO storage group: See virtual input/output storage group.
�virtual: Pertaining to not physically existing as such but made by software to appear to do so.
�virtual address: The address of a location in virtual storage.
�virtual address space: (1) In CICS/VSE, a subdivision of the virtual address area available to the user for the allocation of private, nonshared partitions.; (2) In virtual storage systems, the virtual storage assigned to a job, terminal user, or system task. See also address space.
�virtual address translation: The conversion of virtual storage addresses to real storage addresses.
�virtual call: An X.25 user facility in which a call setup procedure and a call clearing procedure determine a period of communications between two DTEs in which the users' data will be transferred in the network in the packet mode of operation. All the users' data is delivered from the network in the same order in which it is received by the network. Synonym for switched virtual call.
�virtual channel connection (VCC): In asynchronous transfer mode (ATM), a connection between two ATM endsystems. A VCC can be either a permanent virtual connection (PVC) or a switched virtual connection (SVC) and may traverse several virtual path connections.
�virtual circuit (VC): In a packet-switching data network, a logical end-to-end transmission channel--as opposed to a physical connection--that connects X.25 users. Virtual circuits allow physical transmission facilities to be shared by many users simultaneously. A virtual circuit is a logical connection established between two DTEs. See also physical circuit.
�virtual column: A concatenation of two or more columns that can be analyzed as if it is an existing column.
�virtual concurrent copy: An operation that uses SnapShot to provide a concurrent copy-like function when the source volume supports SnapShot, but not concurrent copy. Virtual concurrent copy is also referred to as CC-compatible SnapShot.
�virtual controller: (1) A controller description that emulates the function of a physical controller for communication with a remote device. As an example, when a PC is attached to a system, a virtual controller must be created to allow the PC to communicate with the system.; (2) A controller description that is used by Advanced Peer-to-Peer Networking (APPN) and high-performance routing (HPR) support to attach and manage APPN device descriptions. This type of controller does not represent a connection to a remote station.
�virtual device: A device description that does not have hardware associated with it. It is used to form a connection between a user and a physical work station attached to a remote system. A virtual device can be a virtual display station or a virtual printer.
�virtual device number: In z/VM, a device number used by a guest virtual machine. Real devices can be referred to by different virtual device numbers by different guest virtual machines.
�virtual disk (VDisk): (1) In CICS/VSE, a range of up to two gigabytes of contiguous virtual storage addresses that a program can use as workspace. Although the virtual disk exists in storage, it appears as a real FBA disk device to the user program. All I/O operations directed to a virtual disk are intercepted and the data to be written to, or read from, the disk is moved to or from a data space. Like a data space, a virtual disk can hold only user data; it does not contain shared areas, system data or programs. Unlike an address space or a data space, data is not directly addressable on a virtual disk. To manipulate data on a virtual disk, the program has to perform I/O operations.; (2) A device that host systems attached to the storage area network (SAN) recognize as a Small Computer System Interface (SCSI) disk.
�virtual export: A volume marked as exported using the DFSMSrmm subcommands.
�virtual file system (VFS): A remote file system that has been mounted so that it is accessible to the local user.
�virtual function table (VFT): In C++, an initialized table that facilitates polymorphism by indexing the addresses for the virtual functions available to a class hierarchy. The compiler creates at least one virtual function table for each class, unless the class has no virtual members.
�virtual host: A configuration enabling a single host machine to resemble multiple host machines. Resources associated with one virtual host cannot share data with resources associated with another virtual host, even if the virtual hosts share the same physical machine.
�virtual hosting: The capability of a Web server that allows it to appear as more than one host to the Internet.
�virtual image: A CD or DVD image that is stored on system disks. Virtual images are stored in the integrated file system and can be in either Universal Disk Format (UDF) or ISO 9660 format.
�virtual input/output storage group (VIO storage group): A type of storage group that allocates data sets to paging storage, which simulates a direct access storage device (DASD) volume. VIO storage groups do not contain any actual DASD volumes. See also storage group.
�virtualization: (1) In the storage industry, a concept in which a pool of storage is created that contains several disk subsystems. Subsystems from various vendors can be used. The pool can be split into virtual disks (VDisks) that are visible to the host systems that use them.; (2) A technique that encapsulates the characteristics of resources from the way in which other systems interact with those resources.
�virtualized: A property of the on-demand operating environment that makes the best use of technology resources and minimizes complexity for users. Virtualized networks deliver computing as needed. See also grid computing.
�virtualized storage: Physical storage that has virtualization techniques applied to it by a virtualization engine.
�virtual local area network (VLAN): A logical association of switch ports based upon a set of rules or criteria, such as Medium Access Control (MAC) addresses, protocols, network address, or multicast address. This concept permits the LAN to be segmented again without requiring physical rearrangement.
�virtual logical unit number (VLUN): A subset of a logical drive.
�virtual lookaside facility (VLF): MVS/ESA facility that manages the data space associated with library lookaside (LLA).
�virtual LU: An LU defined in MERVA Extended Connectivity for communication between MERVA and MERVA Extended Connectivity.
�virtual machine (VM): (1) An instance of a data-processing system that appears to be at the exclusive disposal of a single user, but whose functions are accomplished by sharing the resources of a physical data-processing system.; (2) An abstract specification for a computing device that can be implemented in different ways in software and hardware.
�Virtual Machine/System Product (VM/SP): An IBM operating system that supplies a virtual machine to each logged-on user.
�virtual method: In object-oriented programming, a method that exhibits polymorphism.
�virtual node (vnode): (1) The node associated with a connection network when a route is calculated that goes through that connection network.; (2) The structure that contains information about a file system object in an virtual file system (VFS).
�virtual optical device: An optical device of type 632B that supports virtual optical images. This device can be created with the Create Device Description (Optical) (CRTDEVOPT) command by using a resource name (RSRCNAME) of *VRT.
�virtual optical storage: Storage on system disks that appears to the user to be storage on an actual CD or DVD.
�virtual origin (VO): The address of an element in an array with subscripts that are all zero.
�virtual partition: In CICS/VSE, A division of the dynamic area of virtual storage.
�virtual party: In telephony, a party that does not actually take part in a telephone call. A virtual party is represented by a special directory number or numbers.
�virtual path connection (VPC): In asynchronous transfer mode (ATM), a group of virtual channel connections that are switched together as one unit.
�virtual printer: In System i Access, a printer attached to a host system that can receive output from a personal computer for printing. A virtual printer allows a user to use a printer attached to the host system as though the printer were directly attached to a personal computer.
�virtual private network (VPN): An extension of a company's intranet over the existing framework of either a public or private network. A VPN ensures that the data that is sent between the two endpoints of its connection remains secure.
�virtual processor: (1) A setting that defines the assigned processing capacity represented to the operating system. Virtual processors represent a processing capacity less than that of a physical processor. A logical partition in the shared processor pool must have at least as many virtual processors as its assigned processing capacity.; (2) The defined processing capacity assigned to an uncapped partition as represented to the operating system.
�virtual SCSI client adapter: A virtual adapter in one logical partition that communicates with a virtual SCSI server adapter in another partition. A virtual SCSI client adapter allows a logical partition to access a storage device being made available by another logical partition. See also virtual SCSI server adapter.
�virtual SCSI server adapter: An adapter in one logical partition that is available to a virtual SCSI client adapter in another logical partition. A logical partition to which a storage device is assigned can map that device to a virtual SCSI server adapter. See also virtual SCSI client adapter.
�virtual server: A server that shares its resources with other servers to support applications.
�virtual server template: A set of definitions that provides configuration defaults for z/VM virtual servers. z/VM Center uses virtual server templates to create z/VM virtual servers.
�Virtual Shared Disk: See IBM Virtual Shared Disk.
�virtual storage (VS): The storage space that can be regarded as addressable main storage by the user of a computer system in which virtual addresses are mapped to real addresses. The size of virtual storage is limited by the addressing scheme of the computer system and by the amount of auxiliary storage available, not by the actual number of main storage locations. See also storage.
�Virtual Storage Access Method (VSAM): An access method for direct or sequential processing of fixed-length and variable-length records on disk devices. The records in a VSAM data set or file can be organized in logical sequence by a key field (key sequence), in the physical sequence in which they are written on the data set or file (entry sequence), or by relative-record number.
�virtual storage constraint relief (VSCR): The movement of areas of code or control blocks to storage above the 16MB line, or the reduction of code or control blocks below the 16MB line. These actions increase the storage available for user programs and data that use 24-bit addressing.
�Virtual Storage Extended (VSE): A system that consists of a basic operating system (VSE/Advanced Functions), and any IBM supplied and user-written programs required to meet the data processing needs of a user. VSE and the hardware that it controls form a complete computing system. Its current version is called VSE/ESA.
�Virtual Storage Option (VSO): An option for DEDB areas that maps an area into a data space or a coupling facility structure when the area is opened. The share level of the database determines which is used. Any VSO area CI or CF structure that has been loaded into a data space is subsequently read from the data space or CF structure rather than from DASD.
�virtual storage paging: A technique used by CICS in a virtual storage environment. The key objective of programming in this environment is the reduction of page faults. A page fault occurs when a program refers to instructions or data that do not reside in real storage, in which case, the page in virtual storage that contains the referenced instructions or data must be paged into real storage. The more paging required, the lower the overall system performance.
�virtual synchrony (VS): A property of group communication that guarantees how messages are delivered when the view changes, for example, when existing members fail or new members join.
�Virtual Telecommunications Access Method (VTAM): An IBM licensed program that controls communication and the flow of data in an SNA network.
�virtual terminal: A system object, created and controlled by an application program, that provides a functional representation or simulation of a physical display station.
�virtual terminal manager (VTM): A Vertical Licensed Internal Code component that provides an interface to handle input/output to virtual devices on the system.
�virtual terminal manager/function manager (VTM/FM): The function that provides an application program interface to terminal handling components residing below the machine interface on the system.
�virtual user: Emulation of the processes performed by an actual user of the system.
�virtual volume: (1) An archive file on a target server that represents a sequential media volume on a source server.; (2) A tape volume that resides in a tape volume cache of a virtual tape server (VTS). Whether the volume resides in the tape volume cache as a virtual volume or on a stacked volume as a logical volume (LVOL) is transparent to the host.
�virtual workstation controller: A work station controller description that has the characteristics of a locally attached work station controller but does not exist as hardware.
�virus: A program that can change other programs to include a copy of itself. The other programs are then said to be infected by the virus. Additionally, the virus can perform other operations that can take up system resources or destroy data.
�visibility: An enumeration whose value (public, protected, or private) denotes how the model element to which it refers may be seen outside its enclosing namespace.
�visibility service: A type of business service that monitors and displays the performance, behavior, or metrics of a business process.
�visible data partition: A data partition whose data is available to SQL statements. See also attached data partition, detached data partition.
�visible identifier: An identifier that is within the scope of the current program or function.
�vision: The user's or customer's view of the product to be developed, specified at the level of key stakeholder needs and features of the system.
�vision system: An intelligent pattern-recognition system that consists of a camera and lamps mounted on the gripper assemblies, the vision system controller, and the vision monitor. The vision system scans the external labels on cartridges to provide positive cartridge identification.
�visual data stream (VDS): In bidirectional text representation, a stream of data that is organized in the sequence in which the data is presented on the screen. See also logical data stream.
�Visual Explain: A tool that lets database administrators and application programmers use a graphical interface to display and analyze detailed information on the access plan of a given SQL or XQuery statement. The tasks provided by this tool can be accessed from the Control Center.
�visualization: An association between a Scalable Vector Graphics (SVG) diagram and the set of actions that describe how the diagram should be updated based on the values of metrics or key performance indicators (KPIs).
�visual monitoring: An icon-based method for monitoring a cluster.
�visual snippet: A diagrammatic representation of a fragment of Java programming language that can be manipulated with the visual snippet editor.
�vital product data (VPD): Information that uniquely defines system, hardware, software, and microcode elements of a processing system.
�vital record group: In DFSMSrmm, a set of data sets with the same name that matches one vital-record specification.
�vital record processing: The process of inventory management that determines which data sets and volumes DFSMSrmm should retain and whether a volume should be moved. These volumes and data sets have been assigned a vital record specification. See also storage-location management processing, inventory management.
�vital records: A data set or volume maintained to meet an externally-imposed retention requirement, such as a legal requirement. Compare with disaster recovery. See also disaster recovery.
�vital record specification (VRS): In DFSMSrmm, policies defined to manage the retention and movement of data sets and volumes for disaster recovery and vital records purposes. See also secondary vital-record specification, primary vital-record specification.
�vital-record specification-management value: In DFSMSrmm, a name with 1 - 8 characters that is defined by the installation and is used to assign management and retention values to tape data sets.
�VLAN: See virtual local area network.
�VLF: See virtual lookaside facility.
�VLIC: See Vertical Licensed Internal Code.
�VLIC log: A list of problem analysis information created by Vertical Licensed Internal Code.
�VLUN: See virtual logical unit number.
�VLVB: See variable-length variable blocked.
�VM: See virtual machine.
�VM/MVS bridge: A function of the Communications Utilities for i5/OS licensed program that provides distribution services between an i5/OS SNADS network and both a VM Remote Spooling Communications Subsystem (RSCS) network and a Multiple Virtual Storage/Job Entry Subsystem (MVS/JES) network.
�VMS: See Voice Message Service.
�VM/SP: See Virtual Machine/System Product.
�vnode: See virtual node.
�VO: See virtual origin.
�VOB: See versioned object base.
�VOB database: The part of a versioned object base (VOB) storage directory in which metadata and VOB objects are stored.
�VOB family: The set of replicas of a particular versioned object base (VOB).
�vocabulary: A list of words with which DirectTalk matches input spoken by a caller.
�VOD: See video-on-demand.
�voice application: A DirectTalk application that answers or makes calls, plays recorded voice segments to callers, and responds to the caller's input.
�voice directory: A list of voice segments identified by a group ID. Voice directories can be referenced by prompts and state tables. See also voice table.
�voice-grade telephone line: A telephone line that is normally used for voice communications. The line requires a modem for data communications.
�voice mail: The capability to record, play back, distribute, and route voice messages.
�voice mailbox: The notional hard disk space where the incoming messages for a voice mail subscriber are stored.
�voice message: In voice mail, a recording made by a caller for later retrieval by a subscriber. See also greeting.
�Voice Message Service (VMS): An Ericsson service that transmits information between DirectTalk and certain switches.
�voice messaging: The capability to record, play back, distribute, route, and manage voice recordings of telephone calls through the use of a processor, without the intervention of agents other than the callers and the message recipients.
�voice model: A file containing parametric information about the sounds of the language that are to be recognized on behalf of an application. In WebSphere Voice Server this is a bnf file.
�Voice over Internet Protocol (VoIP): Sending telephony voice over Internet Protocol (IP) data connections rather than existing dedicated voice networks, switching and transmission equipment.
�voice port library: A library that manages a socket connection from the client to the voice technology. The library uses entry points provided by DVT.
�Voice Protocol for Internet Messaging (VPIM): Standard for digital exchange of voice messages between different voice mail systems, as defined in Internet Request For Comments (RFC) 1911.
�voice response unit (VRU): (1) Hardware and software used to answer incoming calls by playing one or more prerecorded messages.; (2) A telephony device that uses prerecorded voice responses to provide information in response to dual-tone multifrequency (DTMF) or voice input from a telephone caller.
�voice segment: The spoken words or sounds that comprise recorded voice prompts. Each segment in an application is identified by a group ID and a segment ID and usually includes accompanying text.
�voice server node: In a single system image (SSI), a server node that contains the voice data. This is usually the same node as the database server node.
�voice table: A grouping of voice segments used for organizational purposes. Voice tables can be referenced by prompts, but not by state tables. See also voice directory.
�VoiceXML: VoiceXtensible Markup Language. An XML-based markup language for creating distributed voice applications. Refer to the VoiceXML forum web site at www.voicexml.org
�void function: A function that does not return a value.
�VoIP: See Voice over Internet Protocol.
�volatile attribute: An attribute of a data object that indicates the object is changeable. Any expression referring to a volatile object is evaluated immediately (for example, assignments).
�volatile storage: A storage device whose contents are lost when power is cut off. See also nonvolatile storage.
�volatile table: A table whose cardinality can vary significantly over relatively short periods of time. Compared to statistics collected for non-volatile tables, statistics collected for volatile tables are less likely to represent the actual data in the tables. The optimizer takes this into account when determining access plans involving a volatile table.
�VOLSER: See volume serial number.
�volume: A discrete unit of storage on disk, tape or other data recording medium that supports some form of identifier and parameter list, such as a volume label or input/output control.
�volume attribute: An attributes of a volume in a tape library, such as volume category, type of volume, or assigned-policy construct name.
�volume catalog: An integrated catalog facility (ICF) user catalog containing the volume and library entries associated with tape libraries.
�volume expiration date: The date the volume should expire based on the highest expiration date of the data sets that reside on the volume.
�volume full threshold: A value that indicates when a volume should be marked as full. This threshold specifies a number of free KB for the volume; when the number falls below this threshold, the volume is marked full.
�volume header record: The record in the DFSMSdss dump tape that identifies and contains data pertinent to the entire volume, and identifies the type of operation that created a dump.
�volume label: An area on tape or disk that is used to identify the tape volume and its owner.
�volume mount analyzer: A program that assists in the analysis of the current tape environment, allowing identification of the most desirable data sets for redirection to the direct access storage device (DASD) buffer for management using storage management subsystem (SMS) facilities.
�volume pool: In DFSMShsm, a set of related primary volumes.
�volume positioning: Rotating the tape reel or cartridge so that the read/write head is at a particular point on the tape.
�volume record: A record containing information related to a volume, such as volume serial number (VOLSER), library name, and storage group. The volume record resides within the tape configuration database (TCDB).
�volume serial number (VOLSER): An identification number in a volume label that is assigned when a volume is prepared for use on the system.
�volume statistics: Statistical information about the activity on a tape, diskette, or cartridge volume including statistics about the session (such as the number of read, write, and retry operations), and lifetime (accumulated) statistics (such as the number of read and write errors and the number of bytes read and written).
�volume status: In the storage management subsystem (SMS), an indicator of the availability of a volume for system management: the volume is not ready for system management because it contains data sets that are ineligible for system management; the volume is ready for system management because all of the data sets on a volume have an associated storage class and are cataloged in an integrated catalog facility (ICF) catalog; the volume will not be managed by the system because it contains no system-managed data sets and has not been initialized as system-managed. See also physical volume status.
�volume switch: Action taken by CICS to archive a journal data set when it is full, while continuing to write to a second data set.
�volume table of contents (VTOC): (1) A table on a direct access volume that describes the location, size and other characteristics of each data set on the volume. Each entry is a data set control block (DSCB).; (2) An area on a disk or diskette that describes the location, size, and other characteristics of each file, library, and folder on the disk or diskette.
�volume trailer record: The record in the DFSMSdss dump tape that identifies the end of the data for a direct access storage device (DASD) volume.
�volume type: A unique identifier of the type of volume. For example, tape volume types include physical, logical, stacked logical, imported logical, and exported logical volumes (LVOLs).
�Voronoi cell: A region on the surface of the Earth that has boundaries with neighboring regions. The boundaries are defined by the geodesic distances between the center point of the Voronoi cell and the center points of its neighbors. A Voronoi cell consists of all points that are closer to the center of the Voronoi cell than to the center of any other Voronoi cell.
�Voronoi cell structure: A subdivision of the Earth's surface into cells where every point within a particular cell is closer to the center point of that cell than to the center point of any other cell.
�vote: In the two-phase commit protocol, the response of an agent to the request of the initiator. The application transaction program uses the responses to determine if it should commit or roll back its protected resources.
�voted read-only (VRO): The voted read-only logical unit of work (LUW) state indicates that the current LUW had no pending changes, was allowed to vote read-only, and did so.
�vote read-only: The response, to a Prepare presentation services header with a Forget presentation services header, by the agent when no changes have been made to the resources, for the optimization of the two-phase commit flows.
�VPA: See valid printable area.
�VPACK: A component consisting of a base card, which connects to the digital trunk adapter in the RS/6000, and a trunk interface card (TIC), which manages the trunk connection to the switch. The single digital trunk processor contains one VPACK, and the multiple digital trunk processor contains slots for up to five VPACKs. See also XPACK, SPACK.
�VPC: See virtual path connection.
�VPD: See vital product data.
�VPIM: See Voice Protocol for Internet Messaging.
�VPN: See virtual private network.
�VRO: See voted read-only.
�VRS: See vital record specification.
�VRU: See voice response unit.
�VS: (1) See virtual storage.; (2) See virtual synchrony.
�VSAM: See Virtual Storage Access Method.
�VSAM catalog: A special key-sequenced data set (KSDS) with an index containing extensive data set and volume information that the Virtual Storage Access Method (VSAM) requires to locate data sets or files, allocate and deallocate storage space, verify the authorization of a program or operator to gain access to a file, and accumulate usage statistics for data sets or files. VSAM catalogs have been functionally replaced by integrated catalog facility (ICF) catalogs. VSAM catalogs are not supported by z/OS.
�VSAM record-level sharing (VSAM RLS): An extension to the Virtual Storage Access Method (VSAM) that provides direct record-level sharing of VSAM data sets from multiple address spaces across multiple systems. Record-level sharing uses the z/OS Coupling Facility (CF) to provide cross-system locking, local buffer invalidation, and cross-system data caching. Contrast with global shared resources and local shared resources. See also SMSVSAM, global shared resource, local shared resource.
�VSAM RLS: See VSAM record-level sharing.
�VSAM shared information (VSI): Blocks that are used for cross-system sharing.
�VSAM shared resources: Buffers and strings shared by several VSAM data files. This is defined to CICS in the file control table.
�VSAM sphere: The base cluster of a Virtual Storage Access Method (VSAM) data set and its associated alternate indexes.
�VSAM volume control record (VVCR): The first logical record in the VSAM volume data set (VVDS) that contains information to manage direct access storage device (DASD) space and the basic catalog structure (BCS) back pointers.
�VSAM volume data set (VVDS): A data set that describes the characteristics of the Virtual Storage Access Method (VSAM) and system-managed data sets residing on a given direct access storage device (DASD) volume. A VVDS is part of an integrated catalog facility (ICF) catalog. See also integrated catalog facility catalog, basic catalog structure.
�VSAM volume record (VVR): A Virtual Storage Access Method (VSAM) logical record within a VSAM volume data set (VVDS).
�VSAM work area (VSWA): An area that is acquired dynamically by the file control program when accessing a VSAM data set.
�VSCR: See virtual storage constraint relief.
�VSE: See Virtual Storage Extended.
�VSE/Data Interfile Transfer, Testing, and Operations Utility (VSE/DITTO): In CICS/VSE, An IBM licensed program that provides file-to-file services for disk, tape, and card devices.
�VSE/DITTO: See VSE/Data Interfile Transfer, Testing, and Operations Utility.
�VSE/ICCF: See VSE/Interactive Computing and Control Facility.
�VSE image: In CICS/VSE, a single copy of the VSE operating system. Note that a single processing environment can support more than one VSE image. See also multi-VSE environment, single-VSE environment.
�VSE/Interactive Computing and Control Facility (VSE/ICCF): In CICS/VSE, an IBM licensed program that serves as interface, on a time-slice basis, to authorized users of terminals linked to the system's processor.
�VSE/POWER: An IBM licensed program primarily used to spool input and output. The networking functions of the program enable a VSE system to exchange files with or run jobs on another remote processor.
�V-Series Recommendations: A document, CCITT Recommendation V-Series, that outlines standards for the interface between data terminal equipment (DTE) and a synchronous modem.
�VSI: See VSAM shared information.
�VSO: See Virtual Storage Option.
�VSS: See vector symbol set.
�VSWA: See VSAM work area.
�VT100: A character-mode work station. Characters are sent immediately to the host system when a key is pressed.
�VT100 workstation protocol: i5/OS support for the VT100 work station protocol that allows a user to access, using TELNET VT100 client support, VT100 application programs on other systems in a TCP/IP network. Users on other systems with a TELNET VT100 client emulation package are able to access i5/OS application programs through the i5/OS TELNET VT100 server.
�VT220: A character-mode work station. Characters are sent immediately to the host system when a key is pressed.
�VT220 workstation: An ASCII full-screen workstation manufactured by Digital Equipment Corporation (DEC).
�VT220 workstation protocol: i5/OS support for the VT220 work station protocol that allows a user to access, using TELNET VT220 client support, VT220 application programs on other systems in a TCP/IP network. Users on other systems with a TELNET VT220 client emulation package are able to access i5/OS application programs through the i5/OS TELNET VT220 server.
�VTAM: See Virtual Telecommunications Access Method.
�VTAM application name: The name an installation gives to an IMS subsystem to identify the subsystem to VTAM.
�VTAM application program: A program that has opened an access method control block (ACB) to identify itself to VTAM and that can therefore issue VTAM macroinstructions.
�VTAM exit trace: A CICS exit driven by VTAM to return control after servicing a request issued by CICS. Every such exit contains a trace point. This provides a way of tracing VTAM requests made from CICS.
�VTAM Generic Resources (VGR): IMS VGR, together with VTAM V4R2, enable VTAM to automatically distribute terminal sessions among a cooperative set of IMS systems known as a generic resource group.
�VTAMPARS: See VTAM Performance Analysis and Reporting System.
�VTAM Performance Analysis and Reporting System (VTAMPARS): An IBM licensed program that provides information on network traffic through the VTAM component of the network.
�VTAM Terminal Block (VTCB): An IMS control block that represents a VTAM terminal, both static and dynamic. The VTCB contains the following IMS control blocks and data areas: CLB, CTB, CRB, CIB, DDM work area, and CTT.
�VTCB: See VTAM Terminal Block.
�VTM: See virtual terminal manager.
�VTM/FM: See virtual terminal manager/function manager.
�VTOC: See volume table of contents.
�VTOC copy data set: A data set that contains a copy of the volume table of contents (VTOC) entry for each data set that DFSMShsm backs up or dumps.
�VTOC index: The data set on which the location of the data-set volume table of contents (VTOC) entries is kept in an index for quick access by direct access device space management (DADSM).
�V-type constant (V-con): A constant that contains an address.
�VVCR: See VSAM volume control record.
�VVDS: See VSAM volume data set.
�VVR: See VSAM volume record.

Back to top�

�

�W3C: See World Wide Web Consortium.
�WACK character: See wait-before-transmitting positive acknowledgment character.
�WADS: See write-ahead data set.
�WAIS: See Wide Area Information Service.
�wait: A state allowing a parent process to synchronize with the execution of an exit issued by a child process.
�wait-before-transmitting positive acknowledgment character (WACK character): A BSC character sequence sent by a receiving station to indicate that it is temporarily not ready to receive.
�waiter: A thread waiting for a connection.
�Wake on LAN: A technology that enables a user to remotely turn on systems for off-hours maintenance. A result of the Intel-IBM Advanced Manageability Alliance and part of the Wired for Management Baseline Specification, users of this technology can remotely turn on a server and control it across the network, thus saving time on automated software installations, upgrades, disk backups, and virus scans.
�walk: An SNMP operation that is used to discover all object instances of management information implemented in the SNMP agent that can be accessed by the SNMP manager.
�WAN: See wide area network.
�WAP: See Wireless Application Protocol.
�WAR: See Web archive.
�ward: A section of a double-byte character set (DBCS) where the first byte of the DBCS codes belonging to that section are the same value. According to IBM standards for DBCS codes, there are 190 wards, and each ward has up to 190 points on which DBCS characters can be assigned. See also point.
�warehouse: A persistent, historical data store for events (or messages). The Warehouse node within a message flow supports the recording of information in a database for subsequent retrieval and processing by other applications.
�warehouse agent: Software that manages the flow of data between one or more data sources and one or more target warehouses. Warehouse agents use Open Database Connectivity (ODBC) drivers or the DB2 command line interface (CLI) to communicate with different databases.
�warehouse agent site: See agent site.
�Warehouse Center control database: The database that contains the control tables that are required to store Warehouse Center metadata.
�warehouse enablement pack: A separately installable part of a Tivoli software product that provides Tivoli Enterprise Data Warehouse functionality. The warehouse enablement pack provides extract, transform, and load programs to populate the central data warehouse and to create data marts as well as customizable reports to answer specific business questions. See also extract, transform, and load.
�warehouse pack: See warehouse enablement pack.
�warehouse source: A subset of tables and views from a single database, or a set of files, that have been defined to the Data Warehouse Center.
�warehouse target: A subset of tables, indexes, and aliases from a single database that are managed by the Data Warehouse Center.
�WAR file: See Web archive.
�warm keypoint: A keypoint written to the restart data set during controlled shutdown (after all system activity has ceased). During a subsequent warm restart, information in the warm keypoint is used to reestablish system tables to the status they had at controlled shutdown.
�warm start: (1) A restart that allows reuse of previously initialized input and output work queues. See also cold start.; (2) See normal restart.; (3) Initialization of a CICS system using selected system status information obtained during the previous termination.; (4) The normal DB2 restart process, which involves reading and processing log records so that data that is under the control of DB2 is consistent. See also cold start.
�warning mode: The operating mode in which DFSMSrmm validates volumes as they are used, issuing warning messages when it discovers errors instead of rejecting volumes. See also record-only mode, manual mode.
�watchpoint: A breakpoint that suspends execution when a specified field or expression is modified.
�waterfall model: A model of the software development process in which the constituent activities (such as a concept, requirements, design, implementation, test, installation and checkout phases) occur only once, in sequence, with little or no overlap.
�WAV: A format to store digitally recorded sound.
�WBEM: (1) See Web Based Enterprise Management.; (2) See Web-Based Enterprise Management.
�WBEM profile: See Web Based Enterprise Management profile.
�WBMP: See wireless bitmap.
�WBS: See work breakdown structure.
�WBS Package: A node in the work breakdown structure (WBS) that consists of a deliverable, a work package or a summary task along with its child elements.
�WBXML: See Wireless Binary XML.
�WCC: See write control character.
�WCCM: See WebSphere Common Configuration Model.
�WCCmd Web service: A Web service for a specific WebSphere Commerce command. There can be several of these Web services, one for each WebSphere Commerce command to which the server needs to communicate.
�W-CDMA: See wideband code division multiple access.
�WCL: See Tivoli Presentation Services Web Component Library.
�WCS: See writable control storage.
�WDF: See Wireless Data Forum.
�weak export: An export that allows several definitions for the same external symbol. Each weak export has an associated key value, which is the size of the data item. The binder chooses the weak export with the largest key value. See also strong export.
�weak external reference: A special type of external reference that is not to be resolved by automatic library calls unless an ordinary external reference to the same symbol is found. The external symbol dictionary entry specifies the symbol; the location is unknown.
�weak key: In Cryptographic Support, a value for a key-encrypting key that has known techniques that a code breaker can use to decrypt a data-encrypting key encrypted with this value.
�Web (WWW): See World Wide Web.
�Web activity monitor: In HTTP Server for i5/OS, a function that automatically creates reports (host name or Internet Protocol (IP) address, method, return code, and URL information) about visits to your Web site.
�Web application: An application that is accessible by a Web browser and that provides some function beyond static display of information, for instance by allowing the user to query a database. Common components of a Web application include HTML pages, JSP pages, and servlets.
�Web application document root: The location within the file system where an application's Web assets are stored (such as static HTML, JSP files, and GIFs).
�Web application server: The runtime environment for dynamic Web applications. A Java EE Web application server implements the services of the Java EE standard.
�Web application service: A service that supports Web browser access to the Sametime server.
�Web application Web path: The portion of a URL associated with a Web application.
�Web archive (WAR): A compressed file format, defined by the Java EE standard, for storing all the resources required to install and run a Web application in a single file. See also enterprise archive, Java archive.
�Web-based application: An application that is downloaded from the Web each time it is run. The advantage is that the application can be run from any computer, and the software is routinely upgraded and maintained by the hosting organization rather than by each individual user.
�Web-based Distributed Authoring and Versioning (WebDAV): A set of extensions to the HTTP protocol that allows users to collaboratively edit and manage files on remote web servers.
�Web Based Enterprise Management (WBEM): A set of Distributed Management Task Force (DMTF) standards that defines the protocols used to communicate with a particular Common Information Model (CIM) implementation that uses CIM servers.
�Web-Based Enterprise Management (WBEM): A tiered enterprise-management architecture that was developed by the Distributed Management Task Force (DMTF). This architecture provides the management design framework that consists of devices, device providers, the object manager, and the messaging protocol for the communication between client applications and the object manager.
�Web Based Enterprise Management profile (WBEM profile): A collection of Common Information Model (CIM) elements and behavioral rules that represent a specific area of management. It is a well-defined subset of the CIM schema.
�Web-based System Manager: A graphical user interface (GUI) tool for managing some operating systems, like AIX and i5/OS. Based on the object-oriented (OO) model, Web-based System Manager enables users to perform administration tasks by manipulating icons that represent objects on the system, as an alternative to learning and remembering complex commands.
�Web broadcast: Web delivered video that is used conduct live software demonstrations and presentations.
�Web browser: A client program that initiates requests to a Web server and displays the information that the server returns.
�webcast: A live audio or video program that is broadcast over the Web.
�Web component: (1) A field or control that is on the Web page of a Web application.; (2) A servlet, JavaServer Pages (JSP) file, or a HyperText Markup Language (HTML) file. One or more Web components make up a Web module.
�Web conference: An interactive workshop, lecture or seminar that is delivered over the Web.
�Web container: A container that implements the Web component contract of the Java EE architecture. (Sun)
�Web container channel: A type of channel within a transport chain that creates a bridge in the transport chain between an HTTP inbound channel and a servlet or JavaServer Pages (JSP) engine.
�Web content: Files and other resources that compose a Web site. Web content may consist of image files, audio files, HTML files, JSP files, style sheets, database entries, or anything you can see on a Web site.
�Web controller: An adapter to the WebSphere Commerce commands. There can be different types of Web controllers, one for each client invocation protocol, such as the HTTP request or WebSphere MQ request.
�Web Copy Services: See ESS Copy Services.
�Web crawler: A type of crawler that explores the Web by retrieving a Web document and following the links within that document.
�WebDAV: See Web-based Distributed Authoring and Versioning.
�Web diagram: A Struts file that uses icons and other images on a free-form surface to help application developers visualize the flow structure of a Struts-based Web application.
�Web Express Logon (WEL): A HATS feature that enables users to log onto several hosts using a set of credentials that are authenticated by a network security layer.
�WebFacing Tool: A tool to convert existing 5250 interfaces to browser-based graphical user interfaces.
�webinar: See Web conference.
�Web interaction: A single input and output sequence between a Web browser and a host program.
�Web interface extension: A piece of software designed to run as an operating system application (a Windows application or a UNIX application). The Web interface extension allows the administrator to remotely take control of hosts on which it is installed.
�weblog: A Web page that provides frequent continuing publication of thoughts, comments, and Web links on a specific topic or subject (broad or narrow in scope), often in the form of short entries arranged in reverse chronological order, the most recently added piece of information appearing first. See also blogging, blogger.
�webmaster: The person who is ultimately responsible for managing and maintaining a particular Web site.
�Web module: A unit that consists of one or more Web components and a Web deployment descriptor. (Sun)
�Web Ontology Language (OWL): A language that is used to explicitly represent the meaning of terms in vocabularies and the relationships between those terms. OWL is intended to be used when the information contained in documents needs to be processed by applications, as opposed to situations where the content only needs to be presented to humans. See also ontology.
�Web pad: A handheld, touch-screen wireless device for Web browsing.
�Web page: Any document that can be accessed by a URL on the World Wide Web.
�Web portal: A single point of access to information that is from logically linked business services, presenting information from diverse sources uniformly.
�Web project: A container for other resources such as source files and metadata that corresponds to the Java EE-defined container structure and hierarchy of files necessary for Web applications to be deployed.
�Web property extension (WPX): IBM extension to the standard deployment descriptors for Web applications. These extensions include Multipurpose Internet Mail Extensions (MIME) filtering and servlet caching.
�Web resource: Any one of the resources that are created during the development of a Web application for example Web projects, HTML pages, JavaServer Pages (JSP) files, servlets, custom tag libraries, and archive files.
�Web resource collection: A list of URL patterns and HTTP methods that describe a set of resources to be protected. (Sun)
�Web seminar: See Web conference.
�Web server: A software program that is capable of servicing Hypertext Transfer Protocol (HTTP) requests.
�Web server plug-in: A software module that supports the Web server in communicating requests for dynamic content, such as servlets, to the application server.
�Web server separation: A topology where the Web server is physically separated from the application server.
�Web service: (1) A self-contained, self-describing modular application that can be published, discovered, and invoked over a network using standard network protocols. Typically, XML is used to tag the data, SOAP is used to transfer the data, WSDL is used for describing the services available, and UDDI is used for listing what services are available.; (2) An application that performs specific tasks and is accessible through open protocols such as HTTP and SOAP.
�Web service endpoint: An entity that is the destination for Web service messages. A Web service endpoint has a Uniform Resource Identifier (URI) address and is described by a Web Service Definition Language (WSDL) port element.
�Web service interface: A group of operations described by the content of a Web Service Definition Language (WSDL) 1.1 port element. These operations can provide access to resource properties and metadata. (OASIS)
�Web Services Business Process Execution Language (WS-BPEL): See Business Process Execution Language.
�Web Services Description Language (WSDL): An XML-based specification for describing networked services as a set of endpoints operating on messages containing either document-oriented or procedure-oriented information.
�Web service semantics (WSDL-S): A technical specification that defines a mechanism to associate semantic annotations with Web services that are described using Web Service Description Language (WSDL).
�Web Services Interoperability Organization (WSI): An open industry organization that promotes Web services interoperability across platforms, operating systems, and programming languages.
�Web Services Invocation Framework (WSIF): A Java API that supports dynamic invoking of Web services, regardless of the format in which the service is implemented or the access mechanism.
�Web Services Invocation Language (WSIL): An XML document format that facilitates the discovery of existing Web services and provides a set of rules for how inspection-related information should be made available for consumption.
�Web Services Policy Framework (WS-Policy): A model and framework for describing the capabilities, requirements, and general characteristics of a Web service as a policy assertion or a collection of policy assertions. See also policy assertion.
�Web Services Resource (WS-Resource): A stateful resource that provides the data values that a Web service requires to execute a message exchange. See also resource property, Web Services Resource Framework.
�Web Services Resource Framework (WSRF): The set of specifications that define the specific rendering of a Web Services Resource (WS-Resource), the association of that resource with the Web service interface, and the messages that define the querying and updating of the properties of that resource. See also Web Services Resource.
�Web Services Resource Properties: A specification that provides the declaration of exposed resource properties of a managed resource; that is, it provides the stateful information of the resource.
�Web site: A related collection of files available on the Web that is managed by a single entity (an organization or an individual) and contains information in hypertext for its users. A Web site often includes hypertext links to other Web sites.
�WebSphere: An IBM brand name that encompasses tools for developing e-business applications and middleware for running Web applications.
�WebSphere Application Server: Web application server software that runs on a Web server and that can be used to deploy, integrate, execute, and manage e-business applications.
�WebSphere BI for FN Extension for SWIFTNet: The extension supporting the SWIFTNet services InterAct and FIN. It also provides the integration of SWIFT Alliance Gateway (SAG).
�WebSphere BI for FN instance: A set of customized WebSphere MQ Integrator message brokers for WebSphere BI for FN central processing and a set of commands for administration and operation.
�WebSphere BI for FN message: A WebSphere MQ message that has a folder labeled ComIbmDni in the MQRFH2 header. This folder provides the data that is required by WebSphere BI for FN to process the message.
�WebSphere BI for FN server: Part of a WebSphere BI for FN instance. It consists of various services defined and assigned during customization. A server has a one-to-one relationship to a queue manager and a WebSphere MQ Integrator broker.
�WebSphere business integration administrator: The person who has the access and responsibility to install, configure, and maintain the WebSphere business integration system. On an NT system, the WebSphere business integration administrator account is set up with administrator privileges, while on a UNIX system, the WebSphere business integration administrator account is a user account with write privileges, set up by the root user.
�WebSphere business integration system: An enterprise solution that moves information among diverse sources to perform business exchanges, and that processes and routes information among disparate applications in the enterprise environment. The business integration system consists of an integration broker and one or more adapters.
�WebSphere Commerce Accelerator: In WebSphere Commerce, a workbench of online tools used to maintain online stores through various store operations.
�WebSphere Commerce database: The database that contains the operational data for online stores.
�WebSphere Commerce instance: A unique configuration of WebSphere Commerce to support an e-commerce Web site, which may contain one or multiple stores.
�WebSphere Commerce Recommendation Engine: Powered by LikeMinds, the software responsible for implementing collaborative filtering recommendations.
�WebSphere Commerce Server: The server that handles the store- and commerce-related functions of an e-commerce solution. The WebSphere Commerce Server provides all of the WebSphere Commerce functionality in a Web container and an EJB container.
�WebSphere Common Configuration Model (WCCM): A model for programmatic access to configuration data used by the WebSphere Application Server tooling, run time, and administrative console.
�WebSphere InterChange Server Access: See IBM WebSphere InterChange Server Access.
�WebSphere MQ: A family of IBM licensed programs that provides message queuing services.
�WebSphere MQ Administration Interface (MQAI): A programming interface that performs administration tasks on a WebSphere MQ queue manager through the use of data bags. Data bags allow the user to handle properties (or parameters) of WebSphere MQ objects.
�WebSphere MQ classes for Java Message Service: A set of Java classes that implement Java Message Service (JMS) interfaces by Sun Microsystems, Inc. to enable JMS programs to access WebSphere MQ systems.
�WebSphere MQ client: Part of a WebSphere MQ product that can be installed on a system without installing the full queue manager. The WebSphere MQ client accepts MQI calls from applications and communicates with a queue manager on a server system. See also client.
�WebSphere MQ Enterprise Transport: A transport protocol supported by WebSphere Business Integration Message Broker that enables WebSphere MQ application clients to connect to brokers.
�WebSphere MQ Mobile Transport: A transport protocol supported by WebSphere Business Integration Message Broker that enables WebSphere MQ Everyplace application clients to connect to brokers.
�WebSphere MQ Multicast Transport: A transport protocol supported by WebSphere Business Integration Message Broker that enables dedicated JMS application clients to connect to brokers. This protocol is optimized for high volume, one-to-many publish/subscribe topologies.
�WebSphere MQ Real-time Transport: A transport protocol supported by WebSphere Business Integration Message Broker that enables dedicated JMS application clients to connect to brokers.
�WebSphere MQ script command (MQSC): A human readable command, uniform across all platforms, that is used to manipulate WebSphere MQ objects. See also programmable command format.
�WebSphere MQ server: A queue manager that provides queuing services to one or more clients. All the WebSphere MQ objects, for example queues, exist only on the queue manager system, that is, on the MQI server machine. A server can support normal local MQI applications as well.
�WebSphere MQ Telemetry Transport: A transport protocol supported by WebSphere Business Integration Message Broker that enables SCADA devices to connect to brokers. This protocol is a lightweight publish/subscribe protocol that flows over TCP/IP that uses a subset of UTF-8.
�WebSphere MQ Web Services Transport: A transport protocol supported by WebSphere Business Integration Message Broker that enables HTTP compliant application clients to connect to brokers.
�WebSphere Studio: A family of IBM software products that are based on the Eclipse open-source platform and provide a consistent set of tools for developing e-business applications.
�WebSphere test environment: A runtime environment that is integrated into the Rational development workbench for testing applications that are targeted for WebSphere Application Server.
�web system: A hyper media system that contains pages of information that are linked to each other in the form of a graph, as opposed to being hierarchical or linear. A web system can manifest itself as a Web server that can be accessed through a browser.
�Web usage mining: In HTTP Server for i5/OS, a function that automatically creates reports (user, path, and group-based information) about visits to a Web site.
�weekly activity: In Backup, Recovery, and Media Services, an activity plan contained in the control group that specifies which days of the week that processing is to occur.
�weight: (1) A value attached to a character in a sort sequence that permits automatic ordering of a series of characters.; (2) An importance factor that is used to balance scorecard responses and timesheets.
�weighted term search: A query in which certain terms are given more importance.
�WEL: See Web Express Logon.
�welcome page: See home page.
�well-known address: An address that is used to uniquely identify a particular node in the network to establish connections between nodes. The well-known address is a combination of the network address and the port used on the logical node.
�well-known endpoint: In DCE Remote Procedure Call (RPC), a preassigned, stable endpoint that a server can use every time it runs. Well-known endpoints typically are assigned by a central authority responsible for transport control.
�well-known service: A service that uses a specific port number below 1024. An example of a well-known service is File Transfer Protocol (FTP), which uses port 21.
�what you see is what you get (WYSIWYG): A capability of an editor to continually display pages exactly as they will be printed or otherwise rendered.
�while loop: A loop that repeats the same sequence of activities as long as some condition is satisfied. The while loop tests its condition at the beginning of every loop. If the condition is false from the start, the sequence of activities contained in the loop never runs.
�while statement: A looping statement that executes one or more instructions repeatedly during the time that a condition is true.
�whiteboard: (1) A data-sharing component of Sametime that can be a blank board on which users draw with tools or on which they present files that have been attached.; (2) A feature that can be used during a session to present files, type text, and draw objects such as circles or rectangles in order to emphasize important information in presentations.
�white paper: An article that gives a high-level technical explanation of an architecture, framework, or product technology.
�white space: A sequence of one or more characters, such as the blank character, the newline character, or the tab character, that belong to the space character class.
�Who Is Here (WIH): A Sametime awareness service that Provides place-based awareness services. A place is defined by a place name, a unique identifier that can be a URL, a database ID, a document ID, or any other identifier. See also awareness component, forum, presence list.
�Who Is Online (WIO): A Sametime awareness component that provides awareness services on users in the community, not restricted to a specific place. The client submits a list of user IDs and/or group IDs to the server. The server notifies the client whenever there are changes in the status of the users in the list. See also awareness component, presence list.
�whole number: In REXX, an integer or a number that has a zero decimal part. Whole numbers are not usually expressed by the language processor in exponential notation.
�Wide Area Information Service (WAIS): A network information system that enables clients to search documents on the World Wide Web.
�wide area network (WAN): A network that provides communication services among devices in a geographic area larger than that served by a local area network (LAN) or a metropolitan area network (MAN). See also metropolitan area network.
�wideband: See broadband.
�wideband code division multiple access (W-CDMA): A CDMA channel that is four times wider than the channels that are typically used in 2G networks in North America. It supports very high-speed multimedia services such as full-motion video. It uses one 5 MHz channel for both voice and data, offering data speeds up to 2 Mbps. Wideband CDMA is known as UMTS in Europe.
�wide character: A character whose range of values can represent distinct codes for all members of the largest extended character set specified among the supporting locales. See also narrow character.
�wide-character code: An integral value that corresponds to a single graphic symbol or control code.
�wide-character string: A contiguous sequence of wide characters terminated by and including the first instance of a null wide character.
�wide-oriented stream: A wide-oriented stream refers to a stream which only wide character input/output is allowed.
�wide-to-narrow ratio: In AFP Utilities, the ratio of the wide element dimension to the narrow element dimension of a bar code.
�widget: A reusable user interface component such as a button, scrollbar, control area, or text edit area, that can receive input from the keyboard or mouse and can communicate with an application or with another widget.
�widow line: A single first or last line of a paragraph or a heading separated from its related text and appearing on a different page.
�WiFi: See wireless fidelity.
�WIH: See Who Is Here.
�wiki: A collaborative Web site that anyone can edit using a Web browser.
�wildcard character: (1) A special character such as an asterisk (*) or a question mark (?) that can be used to represent one or more characters. Any character or set of characters can replace the wildcard character.; (2) A character that is used to represent optional characters at the front, middle, or end of a search term. See also masking character.
�WIN: See wireless intelligent network.
�WinCE: See Windows CE.
�window: (1) An area of the screen with visible boundaries in which an application program or information is displayed or in which a dialog is presented.; (2) In data communications, the number of data packets the data terminal equipment (DTE) or data circuit-terminating equipment (DCE) can send across a logical channel before waiting for authorization to send another data packet. The window is the main method of pacing, or flow control, of packets.
�window definition record: In DDS, a record containing the WINDOW keyword that defines the window's size and location.
�Windows 32-bit operating system: A 32-bit Microsoft Windows operating system such as Windows 95, Windows 98, Windows NT, Windows 2000, and Windows XP. It excludes Windows 3.1 (a 16-bit operating system) and earlier versions.
�Windows CE (WinCE): A version of the Windows operating system designed for handheld devices. Version 3 is often known as Pocket PC.
�Windows Installer: An installation and configuration service that is used to install DB2 database products on Microsoft Windows operating systems.
�Windows Internet Naming Service (WINS): A Microsoft program that provides a distributed database for registering and querying dynamic NetBIOS names to Internet Protocol (IP) address mapping in a routed network environment.
�window size: The maximum number of sequentially numbered protocol data units that can be outstanding (unacknowledged) at any given time. The window size is usually a value that is determined by agreement between the same protocol layers of adjacent systems. On i5/OS, the term window size is used for different layers of communications; for example, X.25 high-level data link control (HDLC), X.25 packet level, and the X.400 reliable transfer server all use the concept of window size to control flow.
�Windows Management Instrumentation (WMI): An application programming interface (API) in the Windows operating system that enables devices and systems in a network to be configured and managed. WMI uses the Common Information Model (CIM) to enable network administrators to access and share management information.
�Windows networking: A networking file-system protocol for the Windows operating system.
�Windows NT Challenge/Response: The authentication protocol that is used on networks that include Windows NT systems and on standalone systems.
�Windows NT service: A type of Windows NT application that can run in the background of the Windows NT operating system even when no user is logged on. Typically, such a service has no user interaction and writes its output messages to the Windows NT event log.
�window tab: A button that represents an open window in Notes. Window tabs are convenient for switching back and forth between windows.
�wink in: To cause a shareable derived object to appear in a view, even though its file system data is actually located in a VOB's derived object storage pool.
�wink start: A procedure used with some channel associated signaling protocols to indicate when a switch or PABX is ready to accept address signaling. After seizure, the switch sends a short off-hook signal (wink) when it is ready to accept address information. See also delay start, immediate start.
�WINS: See Windows Internet Naming Service.
�WIO: See Who Is Online.
�wire: (1) A technique for connecting two or more cooperative portlets so that changes in the source portlet automatically update the target portlets. See also Click-to-Action, cooperative portlets.; (2) A connector used to pass control and data from a component or an export to a target.; (3) To connect two or more components or cooperative portlets so that they work together. For an application the wiring identifies target services; for portlets changes in the source portlet automatically update the target portlets.
�wireless: Pertaining to communication that typically occurs over radio frequencies.
�Wireless Application Protocol (WAP): An open industry standard for mobile Internet access that allows mobile users with wireless devices to easily and instantly access and interact with information and services.
�Wireless Binary XML (WBXML): A succinct encoding of XML defined by the WAP Forum. MDSP documents are encoded into WBXML and the WBXML byte stream is sent by enqueuing it on an MQLite queue as a single message object.
�wireless bitmap (WBMP): A graphic format that is optimized for mobile computing devices. WBMP is part of the Wireless Application Protocol, Wireless Application Environment Specification.
�Wireless Data Forum (WDF): An industry group dedicated to promoting wireless data.
�wireless fidelity (WiFi): A high-frequency wireless local area network. WiFi technology is rapidly gaining acceptance in many companies as an alternative to a wired LAN. It can also be installed for a home network.
�wireless intelligent network (WIN): Wireless switched network that allows carriers to provide enhanced and customized services for mobile phones.
�wireless LAN: A network that uses wireless transmissions such as radio or infrared to provide communication services between devices.
�Wireless Markup Language (WML): A markup language based on XML that is used to present content and user interfaces for wireless devices such as cellular phones, pagers, and personal digital assistants.
�wireless network: See wireless LAN.
�Wireless Session Protocol (WSP): A sandwich layer that links the Wireless Application Environment (WAE) to two session services: one connection-oriented, operating above the Wireless Transaction Protocol, the other connectionless, operating above the Wireless Datagram Protocol.
�wiretapping: The act of gaining access to information that is flowing along a wire or any other type of conductor used in communications. The objective of wiretapping is to gain unauthorized access to information without being detected.
�withdraw: To remove an order from the list of active orders that are being managed to guarantee levels of service. Withdrawn orders are not deleted, but they are no longer active.
�withdrawn offering: An offering that had been published, but which has been removed from the list of available offerings that a customer can include in a service level agreement (SLA).
�wizard: (1) User assistance that is an alternate path usually through complex and infrequently performed tasks. Presented sequentially, the panels of the wizard prompt the user for responses, and then take that data and perform the task. Wizards complete a single task and are usually self-contained.; (2) An active form of help that guides users through each step of a particular task.
�WLM: See Workload Manager.
�WLM application environment: A z/OS Workload Manager attribute that is associated with one or more procedures. The WLM application environment determines the address space in which a given DB2 for z/OS procedure runs.
�WLM enclave: A construct that can span multiple dispatchable units (service request blocks and tasks) in multiple address spaces, allowing them to be reported on and managed by WLM as part of a single work request.
�WMI: See Windows Management Instrumentation.
�WMI Query Language (WQL): A subset of the Structured Query Language (SQL) with minor semantic changes to support Windows Management Instrumentation (WMI).
�WML: See Wireless Markup Language.
�word: (1) A character string considered as a unit for a given purpose.; (2) A fundamental unit of storage that refers to the amount of data that can be processed at a time. Word size is a characteristic of the computer architecture. See also doubleword, halfword.
�word boundary: Any storage position at which data must be aligned for certain processing operations. See also doubleword boundary, fullword boundary, halfword boundary.
�word formation element: A word fragment. For example, the sentence "It's a wonderful world" is made up of the following word fragments, it + 's + a + wonderful + world.
�word spotting: In speech recognition, the ability to recognize a single word in a stream of words.
�word stemming: A process of linguistic normalization in which the variant forms of a word are reduced to a common form. For example, words like connections, connective, and connected are reduced to connect.
�word wrap: A function of a program that automatically moves the last word on a displayed line of text down to the next line if the word runs beyond the right margin setting.
�work action: A specific action defined in a work action set to be applied to any activity that falls within the work class with which the work action is associated. See also work action set, work class, work class set.
�work action set: A collection of work actions related to a specific work class set. A work action set can be applied to an entire database or an individual service superclass. See also work action, work class, work class set.
�work area: (1) A list used to organize objects according to a user's tasks. When a user closes a work area, all windows opened from objects contained in the work area are removed from the workplace.; (2) That portion of central storage that is used by a computer program to hold data temporarily.
�workbasket: A collection of documents or folders that are either in process or waiting to be processed. A workbasket definition includes the rules that govern the presentation, status, and security of its contents. See also document.
�workbench: The user interface and integrated development environment (IDE) in Eclipse and Eclipse-based tools such as IBM Rational Application Developer.
�workbench batch interface: In EGL, a command-line interface used to generate output from EGL parts that were loaded into the workspace of the Interactive Development Environment.
�work breakdown structure (WBS): A grouping of project elements, organized in a hierarchical tree structure. It defines the total scope of the project at the highest level in the tree and each descending level provides an increasingly granular definition of each element.
�work class: (1) A categorization based on the attributes of an activity (for example, its estimated cardinality, estimated cost, or activity type). See also work action, work action set, work class set.; (2) A mechanism for grouping specific work together that must be associated with a common service policy or routing policy. Work classes group Uniform Resource Identifiers (URIs) or Web services from an application.
�work class set: A grouping of one or more work classes. One or more work action sets can be applied to a single work class set. See also work action, work action set, work class.
�work context: See context.
�work entry: An entry in a subsystem description that specifies the source from which jobs can be accepted for processing in the subsystem.
�worker: In socket server designs, an application process or thread that carries out the requests for the server process or thread. Typically the server establishes the connection to a remote application and gives that connection to the worker to process subsequent requests from and interact with the remote application.
�work file: In SQL replication, a temporary file that is used by the Apply program when it processes a subscription set.
�workflow: (1) In Information Integrator for Content, a sequence of work steps, and the rules governing those steps, through which a work packet, document, or folder travels while it is being processed. For example, claims approval would describe the process that an individual insurance claim must follow for approval. See also document, work packet, work step.; (2) The sequence of activities performed in accordance with the business processes of an enterprise.; (3) A sequential series of steps that the system performs to accomplish a particular deployment task.
�workflow coordinator: In earlier Content Manager workflow, a user who receives notification that a work item in the workflow has not been processed in some specified time. The user is selected for a specific user group or upon creation of the workflow.
�workflow detail: A grouping of activities which are performed in close collaboration to accomplish some result. The activities are typically performed either in parallel or iteratively, with the output from one activity serving as the input to another activity. Workflow details are used to group activities to provide a higher level of abstraction and to improve the comprehensibility of workflows.
�workflow engine: An instance of an execute component of an autonomic manager that handles the scheduled set of actions (called a workflow) that are passed to it from the plan component of an autonomic manager.
�workflow state: The status of an entire workflow.
�work identifier: A token that is used to identify a transaction.
�working directory: The active directory. When a file name is specified without a directory, the current directory is searched.
�working set: (1) The parts of a program's executable code, data areas, or both that are being used intensively and are therefore important to keep in the fastest possible type of storage. Thus a program's instruction cache working set is the set of program cache lines that need to be kept in the instruction cache if the program is to run at maximum speed.; (2) The amount of real storage required in order to avoid excessive paging.
�working storage: The section of computer storage in which data is stored temporarily while a program is running.
�Working-Storage Section: In COBOL, the section of the Data Division that describes working storage data items, composed of noncontiguous items, working storage records, or both.
�work item: (1) In earlier Content Manager workflow and Enterprise Information Portal advanced workflow, any work activity that is active within a workflow.; (2) In the human task editor, the representation of a task. Staff members can browse all work items that they have the authority to claim.
�worklist: A collection of work items, documents, or folders that are assigned to a user.
�workload: (1) In Performance Tools, a stream of transactions generated by specific jobs or tasks. Key attributes of a workload include the number of local and remote jobs generating transactions, the number of interactive and noninteractive transactions per job, and the system resources required for each transaction.; (2) A sequence of requests, such as commands, I/O operations, and subroutine-library calls, that constitutes a unit of work being performed by a system. Workload frequently refers to work that is repeatable so that it can be used to measure performance.; (3) A group of service classes.
�workload definition: A set of user-defined criteria that groups one or more units of work within a database connection into one entity, based on the database connection attributes. This user-defined entity can then be assigned to a service class, controlled through thresholds, and monitored. See also threshold, service class.
�workload evaluation: The process of determining the workload definition to be used for the current session or connection. This process includes evaluating connection attributes against those of the workload definition and ensuring that the USAGE privilege on the workload definition is held by the current session user. This process is performed at the beginning of the first unit of work (UOW). See also workload re-evaluation.
�workload management: (1) In CICS, a method of optimizing the use of system resources by spreading workload as evenly as possible between different regions.; (2) The optimization of the distribution of incoming work requests to the application servers, enterprise beans, servlets and other objects that can effectively process the request.
�workload management mode: A mode in which resources are managed according to the goals specified in the active workload-management policy.
�Workload Manager (WLM): A component of z/OS that provides the ability to run multiple workloads at the same time within one z/OS image or across multiple images.
�workload migration: The process of moving an application data set from one set of direct access storage devices (DASDs) to another in order to balance performance needs, move to new hardware, or temporarily relocate data.
�workload occurrence: A specific occurrence of a connection matching a DB2 workload definition for which the current session user has the USAGE privilege.
�workload re-evaluation: A repetition of the workload evaluation process that occurs if there is a change in any of the elements used to match a connection to a workload definition. Such elements include a connection attribute, workload definition, or workload authority information for a given unit of work (UOW). See also workload evaluation.
�work management: The user control of a system's operation and daily work load, as well as the distribution of system resources by means of subsystems, jobs, pools, classes, and system values.
�work manager: (1) A thread pool for Java Platform, Enterprise Edition (Java EE) applications.; (2) A type of resource manager.; (3) A program that controls application access to system resources by determining when and in what environment the application can run.
�workmod: The representation of a module in working storage. The binder converts all modules into a workmod.
�workmod element: A subdivision of workmod data that is identified by a section and class name.
�workmod token: A doubleword token used to identify a specific workmod in binder storage.
�work object: A type of asynchronous bean that applications implement to run code blocks asynchronously.
�work on behalf of: Pertaining to the function that allows users to temporarily access documents, folders, or mail that another user is authorized to except those items that are marked private. Tasks performed by a user working on another user's behalf produce the same results as if the original user performed the task. For example, if user A creates a new object while working on behalf of user B, user B is the owner of the object.
�work package: Any combination of a resource assignments and the deliverables, work products and summary tasks to which they aggregate.
�work packet: In Enterprise Information Portal Version 7.1, a collection of documents that is routed from one location to another. Users access and work with work packets through worklists. See also workflow.
�workplace: A list that fills the entire display and holds all of the objects that make up the user interface.
�work product: The physical output or procedural outcome that represents the completion of some part of the project. As opposed to deliverables, work products are typically internal to the organization.
�work register: A register used by the PL/I compiler as required.
�work request: A piece of work, such as a request for service, a batch job, a transaction, or a command. A work request, or part of a work request, is represented by a context.
�workspace: (1) In XDS/XOM, a space in which objects of certain object management (OM) classes can be created, together with an implementation of the functions that support those classes.; (2) In Tivoli management applications, the working area of the user interface, excluding the Navigator pane, that displays one or more views pertaining to a particular activity. Predefined workspaces are provided with each Tivoli application, and systems administrators can create customized workspaces.; (3) In Eclipse, the collection of projects and other resources that the user is currently developing in the workbench. Metadata about these resources resides in a directory on the file system; the resources might reside in the same directory.; (4) An area of the disk storage used temporarily by licensed programs to hold work data while the licensed programs are running.; (5) A view of content in WebSphere Portal content publishing. Each workspace is associated with a job. The workspace provides a view of the files and resources that were added, modified, or deleted in order to complete that job. When a user adds, modifies, or deletes content within a workspace, the changes are not visible to users in other workspaces until the user completes the job.; (6) A temporary repository of configuration information that administrative clients use.; (7) The work area that contains all the code that the user is currently working on; that is, current editions. The workspace also contains the standard Java class libraries and other class libraries.; (8) A directory on disk that contains all project files, as well as information such as preferences.; (9) A window comprised of one or more views.; (10) An isolated, access-controlled area on an authoring server that is used to make changes to managed assets without affecting assets and users outside the area. See also authoring server, task group, task, commit, workspace manager, workspace task group approver, quick publish, workspace content contributor.; (11) A work area in a graphical interface that contains controls and data for the current project.
�workspace content contributor: A defined role in WebSphere Commerce responsible for completing workspace tasks assigned to them by the workspace manager. See also workspace, task, workspace manager.
�workspace interface: The interface as realized, for the dispatcher's benefit, by each workspace individually.
�workspace manager: A defined role in WebSphere Commerce responsible for the creation and administration of workspaces, task groups, and tasks. The workspace manager also assigns users the roles of content contributor and task groups approver. See also workspace, task group, workspace task group approver, workspace content contributor.
�workspace task group approver: A defined role in WebSphere Commerce responsible for approving the content created in a task group in a workspace after all tasks in the task group are completed. Approved task groups are committed to the production-ready data on the authoring server. See also authoring server, workspace, task group, commit, production-ready data, workspace manager.
�work state: The status of an individual work item, document, or folder.
�workstation: A terminal or microcomputer at which a user can run applications and that is usually connected to a mainframe or a network.
�workstation address: The address to which the switches on a workstation are set, or the internal address assumed by the system if no address is specified.
�workstation controller (WSC): An I/O controller card in the card enclosure that provides the direct connection of local workstations to the system.
�workstation customization: An i5/OS function that allows a user to tailor ASCII workstations and printers for use with a System i system. Most twinaxial keyboards can also be customized. Character presentation, font specifications, and control key sequences are examples of characteristics that can be customized.
�workstation entry: An entry in a subsystem description that specifies the workstations from which users can sign on to the subsystem or from which interactive jobs can transfer to the subsystem.
�workstation gateway: A TCP/IP application that transforms System i 5250 data streams to Hypertext Markup Language (HTML) for dynamic display on Web browsers. This allows a user to run System i applications from any workstation that has a Web browser.
�workstation I/O processor: An I/O processor card in the card enclosure that provides the direct connection of local workstations to the system.
�workstation user profile: The system-supplied user profile that has the authority required by workstation operators. Named QUSER.
�work step: A discrete point in a workflow or document routing process through which an individual work item, document, or folder must pass. See also document routing process, workflow.
�world coordinates: In the GDDM function, the user-defined set of coordinates that define the graphics window, and that serve as the horizontal and vertical range for all graphics primitives within the graphics window.
�worldwide ID (WWID): A name identifier that is unique worldwide and that is represented by a 64-bit value that includes the IEEE-assigned organizationally unique identifier (OUI).
�worldwide name (WWN): A 64-bit, unsigned name identifier that is unique.
�worldwide node name (WWNN): A unique 64-bit identifier for a host containing a fibre-channel port. See also worldwide port name.
�worldwide port name (WWPN): A unique 64-bit identifier associated with a fibre-channel adapter port. The WWPN is assigned in an implementation-independent and protocol-independent manner. See also access-any mode, worldwide node name.
�World Wide Web (WWW, Web): A network of servers that contain programs and files. Many of the files contain hypertext links to other documents available through the network.
�World Wide Web Consortium (W3C): An international industry consortium set up to develop common protocols to promote evolution and interoperability of the World Wide Web.
�WORM: See Write Once Read Many.
�wormhole: A portal through which a user can view a portion of another scene and then jump to that scene. Wormholes can enhance a user's decision-making by providing a glimpse into the destination scene. See also scene.
�WORM media: See write-once-read-many media.
�WPX: See Web property extension.
�WQL: See WMI Query Language.
�wrap: In ADSI, the concatenation of two columns of display data to form a single column.
�wrap connector: A test connector that connects the output of a controller or cable to the input of the controller or cable. A wrap test then verifies that the controller or cable output and input circuits are working correctly.
�wrap count: The number of events that can be retained in the database for a specific resource or the number of alerts that are retained in the database.
�wrapper: (1) In a federated system, the mechanism that the federated server uses for operations such as connecting to a data source and retrieving data from it. To implement a wrapper, the federated server uses routines stored in a library called a wrapper module.; (2) An alternate and supported interface that hides unsupported data types required by a server object behind a thin intermediate server object.; (3) An object that encapsulates and delegates to another object to alter its interface or behavior in some way. (Sun)
�wrapper business object: A top-level business object that groups child business objects for a WebSphere business integration system component to use in a single operation. Alternatively, a top-level business object that contains processing information about its child business object. See also request business object, response business object.
�wrapper collaboration: A collaboration that handles the verification or synchronization of a business object for another collaboration. Using a wrapper collaboration is important when a collaboration's triggering business object references another top-level business object, as when an Order references Customer. To isolate and preserve the integrity of the referenced data, the first collaboration creates a business object for the referenced data and sends it to a specific wrapper collaboration for further handling.
�wrapping trace: A configuration in which the maximum client wrap size setting is greater than 0. The total size of Client daemon binary trace files is limited to the value specified in the Maximum Client wrap size setting. With standard I/O tracing, two files, called CICSCLI.BIN and CICSCLI.WRP, are used; each can be up to half the size of the Maximum Client wrap size.
�wrap test: (1) A test that checks attachment or controller circuitry (without checking the connected device) by returning the output of the attachment of controller circuitry as input. For example, when irrecoverable communications adapter or machine errors occur, the wrap test can transmit a specific character pattern to or through the modem in a loop and then compare the character pattern received to what was transmitted.; (2) For devices, a diagnostic test that returns the output of a device as input.
�writable control storage (WCS): Printer storage in which data can be entered, held, and retrieved. Writable control storage contains licensed internal-code instructions and other control information, such as the print buffer.
�writable static area (WSA): An area of memory in a program that is modifiable during the running of a program. Typically, this area contains global variables and function and variable descriptors for dynamic link libraries (DLLs).
�write: (1) To make a permanent or transient record of data in a storage device or on a data medium.; (2) To output characters to a file, such as standard output or standard error. Unless otherwise stated, standard output is the default output destination for all uses of the term write. [POSIX.2]; (3) To transmit data to a peripheral device.
�write access: In computer security, permission to write to an object.
�write-ahead data set (WADS): A data set containing log records that reflect completed operations and are not yet written to an online log data set. See also system log data set.
�write authority: An object authority that allows the user to add, change, and delete entries in an object. Write authority combines object operational authority, add authority, update authority, and delete authority. The system-recognized identifier is *W.
�write control character (WCC): (1) A control character that follows a write command in the 3270 data stream and provides control information for executing display and printer functions.; (2) A character used with a write-tye command to specify that a particular operation, or combination of operations, is to be performed at a display station or printer.
�write-enable ring: A device that is installed in a tape reel to permit writing on a tape. If a tape is on a tape drive without the ring in position, writing to the tape cannot occur; the tape is protected.
�write-enable sensor: A device that detects if the write-enable ring is present in the bottom of the tape reel.
�write/execute authority: An object authority that allows the user to add, change, and delete entries in an object, run a program, and search a library or directory. Write/execute authority combines object operational authority, add authority, update authority, delete authority, and execute authority. The system-recognized identifier is *WX.
�write hit: A write operation in which the data being replaced is in the cache.
�write lock: A lock that prevents any other process from setting a read lock or a write lock on any part of the protected area. See also read lock.
�write miss: A write operation in which the data being replaced is not in the cache.
�write-once: Pertaining to an optical medium on which data can be written to each location only one time.
�Write Once Read Many (WORM): Property of an optical disk that, once written to, cannot be overwritten. Storage capacity ranges from 400 MB to 3.2 GB.
�write-once-read-many media (WORM media): A type of optical disk media that cannot be written on more than once or erased.
�write operation: An output operation that sends a processed record to an output device or output file.
�write penalty: The performance impact of a RAID-5 write operation.
�writer: (1) In RJE, a program that receives output data (files) from the host system.; (2) In MVS, the part of the Job Entry Subsystem (JES) that controls the output of specified data sets.
�writer output multitasking: A facility that enables output writers to work in parallel with other functions.
�write token: The authorization key that is required for updating a file that is referenced in a WRITE PERMISSION ADMIN DATALINK column.
�write to operator (WTO): An optional user-coded service that allows a message to be written to the system console operator informing the operator of errors and unusual system conditions that might need to be corrected.
�write update: A write operation that replaces existing data on a direct access volume.
�writing: The action of making a recording of data on an external storage device or other data medium.
�WSA: See writable static area.
�WS-BPEL: See Web Services Business Process Execution Language.
�WSC: See workstation controller.
�WSDL: See Web Services Description Language.
�WSDL document: A file that provides a set of definitions that describe a Web service in Web Services Description Language (WSDL) format.
�WSDL file: See WSDL document.
�WSDL-S: See Web service semantics.
�WSI: See Web Services Interoperability Organization.
�WSIF: See Web Services Invocation Framework.
�WSIL: See Web Services Invocation Language.
�WSP: See Wireless Session Protocol.
�WS-Policy: See Web Services Policy Framework.
�WS-Resource: See Web Services Resource.
�WSRF: See Web Services Resource Framework.
�WTO: See write to operator.
�write to operator with reply (WTOR): An optional user-coded service whereby a message can be written to the system console operator informing the operator of errors and unusual system conditions that may need correcting.
�WTOR: See write to operator with reply.
�WWID: See worldwide ID.
�WWN: See worldwide name.
�WWNN: See worldwide node name.
�WWPN: See worldwide port name.
�WWW (Web): See World Wide Web.
�WYSIWYG: See what you see is what you get.

�

Back to top�