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 and Z Special characters and Numerics

This site contains terms and definitions from many IBM software and hardware products as well as general computing terms.


See World Wide Web Consortium.

See web application bundle.

WACK character
See wait-before-transmitting positive acknowledgment character.

See write-ahead data set.

See Web Accessibility Initiative - Accessible Rich Internet Applications.

See Wide Area Information Service.

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.

A thread waiting for a connection.

waiting list
A list of jobs that have been submitted, but still have uncompleted predecessors. Operations will be included in the waiting list if the JCL is not submitted by the controller and the tracker has been started with HOLDJOB(YES).

wait queue
A logical queue in the transmission control queue that contains processes waiting on a connection to or from the remote Sterling Connect:Direct node.

wait time
The time interval when a thread or an agent is blocked from using a resource and is not using the processor. See also processing time.

A mode that allows an application to turn a computer on from standby mode during predefined times, without the need for Wake on LAN.

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.

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.

On social networking sites, an area in one's profile where the user and their friends can post messages and share links.

A secured data store of access credentials of a user and related information, which includes user IDs, passwords, certificates, encryption keys.

wallet caching
The process during single sign-on for an application whereby AccessAgent retrieves the logon credentials from the user credential wallet. The user credential wallet is downloaded on the user machine and stored securely on the IMS Server.

wallet manager
The IBM Security Access Manager for Enterprise Single Sign-On GUI component that lets users manage application credentials in the personal identity wallet.

See Workstation Asset Management.

See wide area network.

WAN link
Communications connection between groups of computers that are spread across a large geographical distance. Modem connections, T1 lines, and satellite hookups are common examples.

See Wireless Application Protocol.

See web archive.


  1. See section.
  2. A section of a double-byte character set (DBCS) where the first byte of each DBCS code point belonging to that section is the same value. See also point.

A physical location where goods are stored.

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 allowance
A discount offered to the retailer on all products shipped to the retailer from the manufacturer.

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 backup
For programs that are running or resident on backup systems, a configuration in which a copy of the program is installed for backup purposes and started, but is idle. See also cold backup, hot backup.

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. See normal restart.
  2. A restart that allows reuse of previously initialized input and output work queues. See also cold start.
  3. 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.
  4. Initialization of a CICS system using selected system status information obtained during the previous termination.

warm transfer
The process of communicating an issue transference that acquires the acknowledgement or approval from the receiver.

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 manual mode, record-only mode.

See search warrant.

warrantable transaction
A transaction that meets defined warranty criteria and that might be included on a warranty claim, for example, labor use or material use on a work order to repair an asset that is under warranty.


  1. Terms of a contract that outline standards for potential claims for an asset.
  2. Terms of a contract that outline standards for potential claims for an aircraft or piece of equipment.

warranty option upgrade (WOU)
A service enhancement or prolonged coverage period of a warranty. Warranty option upgrades can be purchased as a Service Pac with equipment, or added to other IBM maintenance contracts.

Any type of activity that consumes resources, but does not add value to a project, such as delays, incomplete projects, mistakes or extraneous features.

waste water
Effluent water from residences, businesses and other water users that contains contamination.

waste water treatment plant (WWTP)
A facility designed to remove contamination from municipal and industrial waste water prior to discharge into surface waters.

waste water treatment works
See waste water treatment plant.

A map, including the set of events that initiate it, as defined from the Integration Flow Designer.

A process that monitors a server. If the server appears to be locked, the watchdog forces it to restart.

watchdog timer
A low-resolution timer that is used to monitor the state of a subsystem or a program to detect and report abnormal conditions.


  1. A list of metrics that each user has chosen to monitor closely. If notification is enabled in Metric Studio, the user will receive email notification of changes to these metrics. Users can also choose to display their watch list as a portlet within the Cognos Analytics portal.
  2. A list of the most recent bookmarks associated with a specified person or tag. The Bookmarks application allows the addition of people and tags to a watchlist.

A breakpoint that suspends execution when a specified field or expression is modified.

watch rule
A user-defined condition that determines whether a report is delivered to the user. When the rule is run, the output is evaluated and, if it satisfies the condition or rule, the report is delivered by email or news item. Watch rules limit report delivery to those reports containing data of significance to the user.

See also Device Management Enablement.

waterfall chart
A bar chart in which the values of the dependent variables are indicated by both the width and length of the bars.

A processing limit value used in flow control. Each queue has a high watermark and a low watermark. The value of the high watermark indicates the greatest number of bytes acceptable on the queue's message list.

water meter
An instrument for measuring and recording water volume.

A technology platform that uses natural language processing and machine learning to analyze large amounts of structured, semi-structured, and unstructured data. See also supercomputer.

Watson platform
A set of reusable assets that make up a IBM Watson product. A subset of these assets are used in any particular solution within an engagement.

Watson Teacher Advisor
A free innovative tool powered by IBM Watson technology that serves as an expert advisor by providing teachers with targeted strategies, lesson plans, videos demonstrating expert teaching, and more – on demand, when they need it.

A format to store digitally recorded sound.


  1. See pass.
  2. A unit of work with a clearly defined start and stop point. A wave may refer to picking, packing, shipping, or replenishment.

wave size constraint
The upper limit in terms of number of shipment, volume of shipments, and so forth that can be set on a wave.


  1. See master bill of lading.
  2. A document for a parcel carrier that contains details of a shipment.

See wireless bitmap.

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.

See web-based training.

See write control character.

See WebSphere Common Configuration Model.

See Windows Communication Foundation.

See WebSphere Commerce Instance Migration.

See Tivoli Presentation Services Web Component Library.

See writable control storage.

See Wireless Communications Transfer Protocol.

weak dependency
A dependency that causes an object to be rebound when another object that it depends on, such as a table or a data type, is dropped or modified. See also strong dependency.

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.

weakly typed cursor data type
A cursor data type that is not associated with a row data type. A variable or parameter of a weakly typed cursor data type can reference any result set. See also cursor data type, strongly typed cursor data type.

weakly typed distinct type
A distinct type that allows the same operations that would be allowed if the operand data type were the source built-in data type of the weakly typed distinct type. See also distinct type, strongly typed distinct type.

weak password recovery validation
A vulnerability that occurs when a website permits an attacker to illegally acquire or change another user's password. An attacker can thwart a website’s recovery mechanism when the information required to validate a user's identity for recovery is easily guessed or circumvented.

weak typing
A process that enables two objects with mismatched data types to be compared and data to be assigned to an object defined to accept data of a different type. See also implicit casting, strong typing.

wearable device
A piece of clothing or an accessory that incorporates computing and advanced electronic capabilities.

wearable fitness tracker (wearables)
A device that measures health-related attributes (such as heart rate, steps taken, sleep schedules) and reports them to a mobile device.

See wearable fitness tracker.

See World Wide Web.

Web 1.0
The first generation of web applications comprising mainly static web pages and limited to browsing, searching, and linking, in contrast to Web 2.0. See also Web 2.0.

Web 2.0
A second generation of services and applications available on the World Wide Web that enable collaboration, information sharing, dynamic service delivery, and interaction. The concept of Web 2.0 typically includes later-generation web-based applications such as wikis and weblogs. Web 2.0 applications look more like desktop applications and are often dynamically data driven rather than comprising static HTML content. See also Web 1.0.

Web Accessibility Initiative - Accessible Rich Internet Applications (WAI-ARIA)
A technical specification that defines a framework to increase the accessibility of web content and web applications to people with disabilities, in particular dynamic content and user interface controls that are developed with Ajax, HTML, JavaScript, and related technologies.

web activity
The widget that controls the content of a predefined e-Marketing Spot on a store page. Web activities can display advertising content, merchandising associations, and recommendations from the store catalog.

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 website.

web administrative client
A web client that is used to perform administrative actions such as adding, viewing, updating, and deleting users, groups, applications, application groups, folders, printers, and storage sets.

web analytics
The measurement, collection, analysis, and reporting of web data for purposes of understanding and optimizing web usage.

web analytics page overlay
Web page and channel delivery analysis that is rendered in place on the website.

web app
See web application.

See web application.

WebApp instance
See web application instance.

web application (web app)

  1. 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. See also app.
  2. A profile-specific instance of a web application that is dynamically created by the Web Experience Factory regeneration engine. When each builder is called during regeneration, it creates the WebApp or runtime application artifacts, such as pages, forms, variables, Java objects, and methods.

web application bridge
A virtual web application that passes request data, including selected HTTP headers, cookies, and POST data, to the content provider. The web application bridge sends the response data back to the requester, including selected HTTP headers, cookies, and POST data. See also bridge.

web application bundle (WAB)
A bundle that contains a web application, and that can be deployed in an OSGi container. A WAB is an OSGi bundle version of a web archive (WAR) file.

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 instance (WebApp instance)
The execution time object generated when a user accesses a WebApp. Once a WebApp has been regenerated and accessed by the user, a web application instance is created. It maintains its state for as long as is needed by the web application.

web application project
A collection of models that work together.

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 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 editor
A text-based social collaboration tool, usually over the web, that permits users to concurrently edit a living document. See also collaboration.

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-based training (WBT)
An e-learning model in which concepts, tasks, and video demonstrations of several skills are packaged together.

web browser
See browser.

web cache
An area on a hard disk that is reserved for storing images, text, and other files that have been viewed on the Internet.

A live audio or video program that is broadcast over the web.

web client

  1. An interface where payees can review and approve their compensation payments via a web browser. The IBM Cognos Incentive Compensation Management web client runs on a variety of servlet containers.
  2. A SmartCloud Notes client that is used to access a mail file through a browser.
  3. An application that accesses object stores and workflows through a web connection.

web component

  1. A servlet, JavaServer Pages (JSP) file, or a HyperText Markup Language (HTML) file. One or more web components make up a web module.
  2. A field or control that is on the web page of a web application.

web conference
An interactive workshop, lecture, seminar, or meeting that is delivered over the web.

web console
An IBM Control Center web client that is used to monitor activity and status, manage IBM Control Center config objects (subset of classic console), interact with content to plan and analyze data, and run reports. The dashboard and workspaces are accessed in the web console.

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 website. Web content may consist of image files, audio files, HTML files, JSP files, style sheets, database entries, or anything you can see on a website.

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 crawler that explores the web by retrieving a web document and following the links within that document.

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.

Web Extensions
A suite of utilities and services that enable human interaction within business processes as they are executed in Sterling B2B Integrator.

WebFacing Tool
A tool to convert existing 5250 interfaces to browser-based graphical user interfaces.

Web fare

web filter inspection object
A filter that is used to control the types of web pages that users can access on a network.

web form
An integrated form on a web page that can be used to enter data through text fields, check boxes, and radio buttons.

An HTTP custom callback that alters the behavior of a web page or web application.

In IBM DevOps Services, a browser-based IDE for web and cloud development that is built on the open source Orion platform from Eclipse.

To enable a model to work on the web.

web interaction
A single input and output sequence between a web browser and a host program.

web interface extension
An agent that allows the web interface to have access to the content of the target on which it is running. For example, to browse disks and read and write files.

WebMail server
A system that enables users to access their email account using any standard web browser.

Web Map Service (WMS)
A standard protocol for serving georeferenced map images over the Internet that are generated by a map server using data from a GIS database. The specification was developed and first published by the Open Geospatial Consortium in 1999.

The person who is ultimately responsible for managing and maintaining a particular website.

web meeting

web module
A unit that consists of one or more web components and a web deployment descriptor. (Sun)

Web of Things (WoT)
An application layer that includes the web standards and architectural frameworks used to support the Internet of Things.

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-oriented architecture (WOA)
An extension of service-oriented architecture (SOA) that uses technology such as Representational State Transfer (REST) to build web services and resources. See also Representational State Transfer, service-oriented architecture.

See HP webOS.

web page
Any document that can be accessed by a URL on the World Wide Web.

web portal
See portal.

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 Rule Language (WRL)
A rule-based ontology language for the semantic web. See also Web Service Modeling Language.

A multi-threaded web server that applies security policies to protected web resources.

web security
The theory and practice of information security relating to the World Wide Web, HTTP and web application software.

web server
A software program that is capable of servicing Hypertext Transfer Protocol (HTTP) requests. See also perimeter web server.

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. An application that performs specific tasks and is accessible through open protocols such as HTTP and SOAP.
  2. 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. See also SOAP, Universal Description, Discovery, and Integration, Web Services Description Language.

web service binding file
A file that contains information that CICS uses to transform data formats between XML or JSON and structured application data.

Web Service Definition 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 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 group
A set of services, adapters, and business processes that will be published for a specific task, and generally for a specific consumer or subset of consumers.

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 Service Modeling Language (WSML)
A language that uses well-known logical formalisms to specify different aspects of web service modeling. See also Web Rule Language.

web services API
See web services application programming interface.

web services application programming interface (web services API)
An application programming interface (API), based on standard technology, that allows the user to access information in Focal Point externally and facilitates integration with other tools.

Web Services Business Process Execution Language (WS-BPEL)
See Business Process Execution Language.

web services consumer
A person or system who uses the web service.

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. See also web service.

Web Services Distributed Management (WSDM)
A web services standard to manage and monitor service status.

web services DSA
A data source adapter that exchanges information with external applications that provide a web services application programming interface (API).

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 for Remote Portlets
A standard for creating presentation-oriented web services so that they can be easily integrated within other applications, such as web portals.

web services gateway (WSGW)
A middleware component that provides an intermediary framework between Internet and intranet environments during web service invocations.

Web Services Interoperability (WS-I)
An open industry organization that is chartered to promote web services interoperability across platforms, operating systems, and programming languages.

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 Management (WS-Management)
An open standard to define a SOAP-based protocol for the management of web services.

Web Services Mediation Policy (WS-MediationPolicy)
A web services specification that defines the policy assertions for describing service mediation requirements in policy enforcement.

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 provider
The author and originator of the web service being offered.

Web Services Reliable Messaging (WS-ReliableMessaging)
A SOAP message standard to ensure reliable delivery between distributed applications.

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 Services Secure Conversation (WS-SecureConversation)
A web services specification, which works in conjunction with WS-Security, WS-Trust, and WS-Policy, to create and share security contexts.

Web Services Security (WSS, WS-Security)
A flexible standard that is used to secure web services at the message level within multiple security models. SOAP messages can be secured through XML digital signature, confidentiality can be secured through XML encryption, and credential propagation can be secured through security tokens.

Web Services Security Policy (WS-SecurityPolicy)
A web services specification that extends the fundamental security protocols of WS-Security, WS-Trust, and WS-SecureConversation.

A Microsoft Excel worksheet that is accessed through TM1 Web.

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 website often includes hypertext links to other websites.

A web technology that provides bidirectional full-duplex communications channels over a single TCP connection.

An IBM brand name that encompasses tools for developing e-business applications and middleware for running web applications.

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 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 Developer Server
The test server for a WebSphere Commerce Developer workspace within a programming environment. This server is the programming environment equivalent of the WebSphere Commerce server.

WebSphere Commerce Developer Workspace
A workspace within a WebSphere Commerce programming environment for running a WebSphere Commerce application. The workspace is also used for customizing the components of a WebSphere Commerce application that are not supported for customization with the Externalized Customization programming model.

WebSphere Commerce instance
A unique configuration of WebSphere Commerce to support an e-commerce website, which may contain one or multiple stores.

WebSphere Commerce Instance Migration (WCIM)
The WebSphere Commerce Instance Migration utility is a command line alternative to the Migration wizard.

WebSphere Commerce search administration logger
A logger that keeps track of WebSphere Commerce search utilities. It creates log files called admin.log when running the search utilities.

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 that provides for programmatic access to configuration data.

WebSphere Control Program
A tcl-based command-line program that can be used to administer WebSphere resources.

WebSphere MQ

WebSphere MQ classes for JMS
See IBM MQ classes for Java Message Service.

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 template
A set of markup tags that enable business process contexts to be displayed at any point in a business process. Web templates combines client- and server-side markup tags to enhance reusability.

web tracking
The ability to track visits to a website.

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 website.

Web User Interface server (WUI server)
For CICSPlex SM, a dedicated CICS region that interacts with a CMAS to enable users to view and manage objects in the data repository of the CMAS through a web browser.

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.

weekly run cycle
A run cycle that specifies the days of the week that a job stream is run. For example, a job stream can be specified to run every Monday, Wednesday, and Friday using a weekly run cycle. A weekly run cycle is defined for a specific job stream and cannot be used by multiple job streams. See also run cycle.


  1. A value that is added to a link on an association chart, to represent its importance relative to other links. Weight can influence the centrality measures used in social network analysis. See also social network analysis.
  2. An importance factor that is taken into account when faced with a choice between options, such as choosing a router or choosing a server instance.
  3. A value attached to a character in a sort sequence that permits automatic ordering of a series of characters. See also shared weight, unique weight.
  4. A factor that determines how much of the source value should be put on a specific target when using the allocation functionality.
  5. An importance factor that is used to balance scorecard responses and timesheets.
  6. In the matching process, a factor that indicates the relative importance of part of a record. See also score.
  7. See point.

weight class

  1. See type weight.
  2. The measurement of a stroke's width; or, in general, the heaviness of a character or font. Common names for weights include demibold, light, and bold. Some typeface families have several weights, ranging between ultra-bold and extra-light.

weighted rank
A ranking formula that weights attributes based on factors to improve retrieval accuracy. See also rank, raw rank.

weighted round-robin
A load balancing algorithm that distributes traffic proportionally to servers based on the user-specified ranking (weight) of each server.

weighted sum
The result of multiplying the weight by the score assigned to an attribute. The weight is a percentage. An attribute with a higher weight is more significant than other attributes as it contributes a bigger share to the final score.

weighted term search
A query in which certain terms are given more importance.

A method that is used to reflect a target population more accurately than the actual figures do. For example, if a target population consists of 57% women and 43% men, but 50% women and 50% were surveyed, weighting can make the women's figures count for more than the men's figures, so that they more accurately reflect the gender distribution in the target population. See also weighting variable.

weighting matrix
A table of single response categorical variables that are used to define a set of weighting requirements.

weightings file
A file that contains information that can apply weighting values to links on a chart.

weighting variable
A variable used for the purpose of weighting. See also weighting.

weight tolerance
The acceptable amount of variance between the expected weight and the actual weight.

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 host name
A conventional name associated with an Internet Protocol address on a particular network (for example, the nameserver and timeserver servers).

well-known port

  1. A conventional port assignment used by hosts that support the same protocols, whether or not the hosts are on the same network.
  2. A standardized port number that enables remote computers to know which port to connect to for a particular network service. This simplifies the connection process because both the sender and receiver know in advance that data bound for a specific process will use a specific port. For example, all systems that offer telnet do so on port 23.

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.

wet weather discharge
High or peak flow events at municipal waste water treatment plants that are a result of significant storm events.

A phishing attack that is directed against high-level executives within a single organization, or executive positions common to multiple organizations.

what if statement
Varying key assumptions to determine how the end results of an analysis differ.

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.

To rotate something on a fixed point using two input methods (for example two fingers, or a finger and a stylus) on a touchscreen interface.

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.


  1. A list of values that, when detected, are included in the list of available dimension values.
  2. In Connections Cloud, a list of designated, organization-wide hosts from which messages are always accepted by the server.
  3. A list of approved websites which are ignored by the software to block pop-up ad windows and allowed to function without interference.

white paper
An article that gives a high-level technical explanation of an architecture, framework, or product technology.

white space

  1. 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.
  2. The portion of a line that is not occupied by characters when the characters of all the words that can be placed on a line and the spaces between those words are assembled or formatted on a line. When a line is justified, the white space is distributed among the words, characters, or both on the line in some specified manner.

whois server
A server that is used to retrieve information about a registered Internet resources, such as domain names and IP address allocations.

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.

whole root model
A root file system model for non-global zones in Solaris that contains the full Solaris package installation.

See work item.

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 local area network, metropolitan area network.

See broadband.

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 form

  1. Form that has the longer edges at the top and bottom and the shorter edges at the sides. See also narrow form.
  2. In continuous forms, a form that has perforations on the longer edge of the paper and tractor holes on the shorter edge.

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.


  1. A graphic element, such as a chart or grid, that displays a particular type of information in a dashboard.
  2. A portable, reusable application or piece of dynamic content that can be placed into a web page, receive input, and communicate with an application or with another widget. See also gadget.
  3. A reusable user interface component such as a button, scroll bar, 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. See also common widget.
  4. See app.

widget catalog
A catalog that defines the widgets that have been deployed in the IBM Connections home page, specifies whether the widgets are enabled or disabled, and sets out any prerequisites that the widgets have on IBM Connections applications.

widget class
The general group that a specific widget belongs to, otherwise known as the widget type. Physically, it is a pointer to a structure.

Widget container
The IBM Connections-specific integration of the Common Rendering Engine (CRE), which adds the ability to render OpenSocial gadgets as well as iWidgets.

widget ID
A unique identification number associated with each widget instantiated in an interface.

widget instance
A specific widget object as opposed to a general widget class. It is composed of a data structure containing instance-specific values and another data structure containing information applicable to all widgets of that class.

The last line of a paragraph that stands alone at the top of the next column or page. See also orphan.

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.

width class

  1. See type width.
  2. See type width.

width slots
In the IBM 3800 Printing Subsystem, the openings that mechanically lock the paper width lever in the continuous forms stacker. A specific opening is associated with each of the paper widths.


wifi-enabled device
A device such as a smartphone, tablet, laptop, or a desktop computer that is in the access area and has a wifi signal. The wifi signals do not distinguish between different devices.


  1. A collaborative website that anyone can edit by using a web browser.
  2. A collection of editable pages about a specific subject that a team uses to collaborate on content about that subject.

Wikis portlet
A portlet that lets users interact with the IBM Connections Wikis application so that they can access content without leaving the IBM WebSphere Portal environment.

A character that will match any character or sequence of characters in a search.

wildcard character
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. See also wildcard set.

wildcard set
A collection of wildcard characters that are separated by the logical OR symbol ( | ). See also wildcard character.

wildcard SLC
An SLC that can be used to monitor elements, which can contain multiple values. For example, a wildcard SLC is used when the user does not know the specific name of an element, but there is a recognizable pattern for the data, such as all process names begin with "PAY." See also service level criteria, simple SLC, standard SLC, workflow SLC.

See wireless intelligent network.

A system in the Samba suite of programs that provides a unified logon between UNIX and Microsoft Windows NT.


  1. A logical container for a defined set of tuples that were received by an input port of an operator and that are typically maintained in memory. See also partition, punctuation.
  2. An area of the screen with visible boundaries in which an application program or information is displayed or in which a dialog is presented.
  3. 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.
  4. In a SQL query, a user-specified or query-specified selection of rows.

window aggregate function
A function that provides a summary of a set of rows while preserving the detail of the information. The window aggregate function is used to compute cumulative, moving, centered, and reporting aggregates

window aggregate grouping
See window framing.

window definition record
In DDS, a record containing the WINDOW keyword that defines the window's size and location.

window framing
Defines the size of the window within a window partition.

window function
See window aggregate function.

window icon
In CDE, a minimized window.

window ID
A unique identification number associated with each newly opened window in an AIXwindows or Enhanced X-Windows environment.

window manager

  1. Software that manages the multiple windows associated with AIXwindows and Enhanced X-Windows.
  2. A client application that is used to manipulate windows on a screen.
  3. In AIX Common Desktop Environment, the program that displays and controls windows on your screen.

window menu
In CDE, the list of choices for manipulating the location or size of the window, such as Move, Size, Minimize, and Maximize.

window menu button
In CDE, the control at the upper left corner of a window, next to the title bar. Choosing it displays the Window menu.

window ordering
A function that allows the user to define the order of rows within each partition.

window partition
A function that allows the user to define the groups all rows that have partition column values that are equal to the values in the specified row.

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 Communication Foundation (WCF)
A framework that includes a runtime system and a set of APIs that can be used to build connected, service-oriented applications.

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

  1. 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.
  2. The specified number of frames of information that can be sent before receiving an acknowledgment response.

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 Mobile
A closed source, proprietary mobile operating system created by Microsoft. Windows Mobile was replaced by Windows Phone. See also mobile operating system, Windows Phone.

Windows networking
A networking file-system protocol for the Windows operating system.

Windows Phone
A closed source, proprietary mobile operating system created by Microsoft. Windows Phone replaced Windows Mobile as Microsoft's primary mobile operating system. See also mobile operating system, Windows Mobile.

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.

See Windows Internet Naming Service.

See work in process.


  1. A connector used to pass control and data from a component or an export to a target.
  2. 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.

wire format
A universal format, independent of hardware, operating system, and programming language architecture that provides a common language to connect diverse programs.

A graphics surface-drawing technique in which the edges and contours of a primitive are represented by simple lines.

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 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 Communications Transfer Protocol (WCTP)
A type of service used for passing alphanumeric and binary messages to and from wireline systems and two-way capable wireless devices.

wireless contract
A contract for wireless circuits that does not have the associated rate plans.

wireless intelligent network (WIN)
Wireless switched network that allows carriers to provide enhanced and customized services for mobile phones.

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 number format
A number format that is used to identify a circuit format for a particular service type in a country.

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.

wiring segment
The section of a theme line between adjacent diverting event frames.

To freeze a contract from further modifications and to prevent presentation or execution.

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).


  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. A dialog within an application that uses step-by-step instructions to guide a user through a specific task.
  3. An active form of help that guides users through each step of a particular task.

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 procedure runs.

WLM dispatcher
A CPU resource manager, built into the DB2 engine, that can be used to allocate CPU resources to work that is executing in user and maintenance service classes.

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 Workload Manager (WLM) as part of a single work request.

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).

See Wireless Markup Language.

See Web Map Service.

See work order.

See web-oriented architecture.


  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.

A lexical database that groups English nouns, verbs, adjectives, and adverbs into sets of cognitive synonyms (synsets), each expressing a distinct concept.

word-sense disambiguation
The process of selecting the correct meaning of a word, when the word can have several possible meanings.

word space
The horizontal white space placed between words in a line.

word spacing
See word space.

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 such as "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.

An assignment to tasks with estimated or planned hours. See also effort.

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. The area in the console where pages are loaded to perform work for a particular task or product.
  2. That portion of central storage that is used by a computer program to hold data temporarily.
  3. 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.
  4. The area within a studio that contains the report, analysis, query, or agent currently being used.

A method by which a known problem can be avoided or circumvented.

work basket

  1. 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.
  2. A location where work waits for action by a user. This action can be taken either directly on the work in the work basket, or the work can be transferred to another work basket so that actions can be taken there.

The user interface and integrated development environment (IDE) in Eclipse and Eclipse-based tools such as IBM Rational Application Developer.


  1. A collection of reports. As reports are launched, they appear in the open workbook as tabs.
  2. The collection of data from one or more master or child workbooks. The format, content, and structure of the data in a workbook can be modified. See also master workbook, sheet.
  3. A collection of one or more worksheets. A workbook is associated with an actual file, usually an .xls (Microsoft Excel) or .wk3 (Lotus 1-2-3) file.

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 card
The detailed description of the maintenance task that is completed for a specific element of work and is associated with a work order.

Work Center
A role-based user interface where users can access and complete daily tasks.

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.
  3. See workflow definition.

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-day end time
The time when one work day ends in Tivoli Workload Scheduler for z/OS and the next day begins. By default, this time is midnight.

work-days-only cyclic period
A cyclic period where only work days are counted when calculating the interval.

work depot
The location where a crew is based. The work depot is also the starting location for a route.

work entry
An entry in a subsystem description that specifies the source from which jobs can be accepted for processing in the subsystem.

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.


  1. A sequence of connected steps that moves an action to completion and that is responsible for the business object lifecycle from initiation to release.
  2. The business glossary development process that adds an approval step and a publishing step to the creation or revision of business glossary content. New or revised business glossary assets are added to the development glossary and sent for review and approval before being published to the published glossary.
  3. A sequence of connected steps that moves an action to completion.
  4. An application that has been partitioned into a complex sequence of interdependent jobs. The execution jobs in a workflow may depend on the success or failure of previously executed jobs. Some jobs in a workflow may need to use output of jobs that executed before them; jobs that are not interdependent may be able to execute in parallel.
  5. A progression of steps (tasks, events, interactions) that comprises a work process, involves two or more persons, and creates or adds value to the organization's activities.
  6. The sequence of activities performed in accordance with the business processes of an enterprise. See also request, request approval workflow.
  7. A specific set of actions appropriate to a particular set of circumstances. The solution can be customized to trigger appropriate workflows, for example connecting to emergency response systems.
  8. The structured sequence of activities and tasks that are used to implement a specific change, release, or other process, including automatic routing and tracking of records for approval and other tasks.
  9. A means to organize the tasks, approval tasks, stages, and milestones for each project. Workflows measure the time that is spent on each part of the project and the people who are assigned to work on it.
  10. A process that is used to track the progress of a report object towards completion.
  11. A sequence of activities or steps that define business processes for managing product information data. A workflow is applied to a particular container by defining a collaboration area associated with that container and workflow. Each workflow will apply either to items or to categories. See also collaboration area, workflow step.
  12. 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.

workflow author
A person who creates workflow definitions that specify the step-by-step process, participants, attachments, data fields, and routing logic for a business process.

workflow context
The data for the currently running workflow.

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 database
A database containing the workflow rosters, work queues, and other database tables necessary for work item processing and related activities, such as event logging and statistics collection.

workflow definition
An electronic representation of the activities and resources required to accomplish a business process. It acts as a processing template that the workflow system uses each time the workflow runs, routing the work to the specified participants, along with data, attachments, and other information they will need to complete the activities.

workflow engine

  1. A Java virtual machine (JVM) service that communicates with the other services through workflow events that are posted to the database.
  2. A software tool that manages the execution of a workflow. By integrating with LoadLeveler, a workflow engine can benefit from features such as flexible reservations and state change notifications to automate several workflows in parallel.

workflow field
A data field or a system field associated with a single workflow. The value of a field is a workflow property, therefore it can be used in one or more steps of a workflow.

workflow group
A collection of users who perform a particular job function in a workflow. For example, claims adjustors and supervisors are workflow groups.

workflow language
The language(s) in which Reqs, Talent Gateways/Career Centers and candidate forms can be configured (i.e., English, French).

workflow map
A graphical representation of a workflow that shows the sequences of steps needed to complete the business process. A step represents a specific activity and routes between the steps indicate one or more possible processing paths.

workflow policy
A policy used to map form template fields to workflow step element parameters. See also form policy specification document class, form template, form template document class.

workflow process
A category type used for tracking the status of a promotion or category plan.

workflow roster
A database table that stores the current location of, and other information about, all workflows. Workflow rosters provide the workflow system with an efficient way to locate specific workflows.

workflow SLC
An SLC that one can use to monitor the flow of logically related processes or process steps by tracking them as milestones in a workflow. For example, a workflow SLC can monitor a transaction consisting of three processes, all of which must finish within three hours of the first process’ initiation. See also service level criteria, simple SLC, standard SLC, wildcard SLC.

workflow state
The status of an entire workflow.

workflow status
A category type used for tracking the status of a promotion or category plan.

workflow step
A unique activity in a workflow. Workflow steps are performed by one or more users or roles. A workflow step must have one or more exit values that connect to another step in the workflow. Types of workflow steps include success or failure steps, approval steps, modify steps, and nested workflow steps. See also exit value, workflow.

workflow subscription
An association between a class or an object and a workflow definition. The subscription can specify which events trigger an automatic launch of the workflow or if a user must launch the workflow manually. For example, an expense approval workflow could launch automatically when a user adds a new expense report to an object store.

A group that is dedicated to a particular task or set of tasks.

workgroup folder
An iSeries-based (AS/400-based) storage container that can contain metadata.

work identifier
A token that is used to identify a transaction.

working data set
A data set containing customized JCL that is used to configure and run an execution environment in Decision Server for z/OS.

working directory
The active directory. When a file name is specified without a directory, the current directory is searched.

working memory

  1. A part of the rule engine that contains the current state of objects. It is this current state that determines which rules are added to the agenda, and in which order these rules are executed.
  2. The amount of memory that the engine is allowed to use during processing.

working segment
A segment whose pages are backed by slots in the disk paging space rather than by a permanent location on disk.

working set

  1. A user-defined set of conditions that defines which projects, folders, and modules are available for use by external reporting tools.
  2. 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.
  3. A set that groups or filters elements for display in views or for operations on a set of elements. In the search facility, working sets can be used to restrict the set of elements that are searched.
  4. The amount of real storage required in order to avoid excessive paging.

working storage
See temporary storage.

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 in process (WIP)
The status used to indicate that the steps required to complete a task are progressing, but are not yet complete.

work item

  1. The smallest component of work to be done in a workflow. It is a collection of both data and references to the system information necessary for processing the data. A work item is transitory; once it has been processed as required, it ceases to exist.
  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.
  3. An artifact representing a generalized notion of a development task, such as a task, defect report, or enhancement request.
  4. In earlier Content Manager workflow and Enterprise Information Portal advanced workflow, any work activity that is active within a workflow.
  5. See also inline task, stand-alone task.

work list
A list of work order records on a mobile app.


  1. The set of data change updates that is retrieved by a recipient.
  2. A collection of work items, documents, or folders that are assigned to a user.

work list query
A saved query that is defined in Maximo Asset Management and used in a mobile app to retrieve work list records.


  1. 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.
  2. A group of service classes.
  3. 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.
  4. One or more database activities or requests working within a service class or a database.
  5. A collection of virtual servers that perform a customer-defined collective purpose. A workload generally can be viewed as a multitiered application. Each workload is associated with a set of policies that define performance and energy consumption goals.

workload application
In the Dynamic Workload Console, a compressed file containing one or more job streams, and any objects or resources that they reference, that can be reused across different IBM Workload Scheduler environments.

workload concurrency
The degree to which the system approaches the ideal of always having as many dispatchable threads as there are processors.

workload definition
A set of supplied or 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 entity can then be assigned to a service class, controlled through thresholds, and monitored. See also service class, threshold.

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. The act of monitoring and controlling the flow of work and resource consumption to achieve business objectives while attempting to maximize system efficiency, throughput, or both.
  2. In CICS, a method of optimizing the use of system resources by spreading workload as evenly as possible between different regions.
  3. 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)

  1. 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.
  2. A system administration tool provided with the AIX operating system. Workload Manager classes and their associated rules can be configured in resource groups so that the starting, stopping, and reconfiguration of WLM is under PowerHA SystemMirror control.

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 partition (WPAR)
A partition within a single operating system instance.

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.

workload service assurance
An optional feature used to flag jobs as mission-critical for your business and to ensure that they are processed in a timely manner. The progress of jobs and job streams on the critical path can be monitored and events raised if the planned finish time is at risk.

workload standard
A set of configuration settings that you can use to deploy a defined type of database.

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 program that controls application access to system resources by determining when and in what environment the application can run.
  2. A type of resource manager.
  3. A thread pool for Java Platform, Enterprise Edition (Java EE) applications.

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 node
A node that represents the core of the approval process, as it identifies the approver, and the applicable conditions.

work object

  1. See work item.
  2. 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 order (WO)
A record that contains information about work that must be performed.

work package

  1. A container that is provided in the system to bundle actions together.
  2. 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.

A list that fills the entire display and holds all of the objects that make up the user interface.

work plan
A list of the operations, labor, materials, and tools that are required to complete a work order.

A space that can be occupied by a person, such as an office, workstation, or touch-down area.

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 queue
A queue holding work items that can be completed by one of a number of users, or by an automated process. See also queue.

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.

An application page where all common tasks and information that are relevant to a user's job role can be easily accessed.

A single page in a spreadsheet file, usually named sheet1, sheet2, and so on.


  1. A project that contains a number of modules for managing information. The users in the database can be given access to zero, one, or more workspaces.
  2. A window comprised of one or more views.
  3. A temporary repository of configuration information that administrative clients use.
  4. 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.
  5. 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.
  6. A context that contains a collection of artifacts that a user with appropriate permission can modify. See also stream.
  7. A storage space where design-time environment information is stored. This environment information can include model, policy, and service information.
  8. 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, commit, quick publish, task, task group, workspace content contributor, workspace manager, workspace task group approver.
  9. A work area in a graphical interface that contains controls and data for the current project.
  10. A directory on disk that contains all project files, as well as information such as preferences.
  11. One or more trigger systems that can be deployed and run to process transaction data.
  12. See dashboard.
  13. A customizable collection of reports presented in a user interface dashboard.
  14. In CDE, the current screen display, the icons and windows it contains, and the unoccupied screen area where icons can be placed.
  15. 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. See also repository workspace.
  16. An area into which elements can be dragged to build a business process model.
  17. An area of the disk storage used temporarily by licensed programs to hold work data while the licensed programs are running.

Workspace Administration tool
A graphical user interface tool that is used to manage workspaces and workspace-related activities. It provides a single view across all workspaces and all tasks in the workspaces where managers can see how work is progressing.

workspace administrator
A user who is administrator of one or several workspaces.

workspace area
An area where workspace information is displayed and edited. The workspace area also displays a list of available workspaces.

workspace content contributor
A defined role in WebSphere Commerce responsible for completing workspace tasks assigned to them by the workspace manager. See also task, workspace, workspace manager.

workspace data set
A VSAM data set used by RACF for queuing requests sent to, and received from, target nodes in an RACF remote sharing facility (RRSF) environment.

workspace flow target
A source or destination of incoming and outgoing change sets.

workspace interface
The interface as realized, for the dispatcher's benefit, by each workspace individually.

Workspace Management tool
A feature in the Management Center that can be used to manage and edit workspaces, its task groups, and tasks.

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 task group, workspace, workspace content contributor, workspace task group approver.

workspace snapshot
A record that captures the contents of a repository workspace at a particular time. A workspace snapshot consists of a collection of baselines, one for each component in the repository workspace.

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, commit, production-ready data, task group, workspace, workspace manager.

workspace template
A model that determines the basic structure for a workspace and contains settings such as modules, views, and attributes.

work state
The status of an individual work item, document, or folder.


  1. A terminal or personal computer at which a user can run applications and that is usually connected to a mainframe or a network. See also display station.
  2. A definition of an individual computer or computer partition on which jobs and job streams run. See also distributed network, distributed workstation, domain manager, end-to-end network, job, job stream, workstation class, z/OS network, z/OS workstation.
  3. See agent.

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 Asset Management (WAM)
A component of the IBM corporation's strategy for managing its overall portfolio of assets. This web application provides tools to help employees view inventory information, comply with ITCS300 security requirements, and register devices for connection to the IBM Intranet.

workstation class
A group of workstations with similar job-scheduling characteristics. Any number of workstations can be placed in a class. Jobs and job streams can be assigned to run on a workstation class. This makes replication of a job or job stream across many workstations easy. See also workstation.

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 description database
In Tivoli Workload Scheduler for z/OS, a database containing descriptions of the workstations in the operations department.

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 resource
A physical resource, such as a tape drive, that must be allocated among jobs. When you define a workstation, you can specify the quantity of each of two resources (R1 and R2) that are available to operations. When defining operations to that workstation, you can specify the number of these resources that must be available for the operation to start on that workstation.

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.

work stream
A flow of output, the activities and transactions, that a worker produces as they go about their daily work activities.

work time
The sum of the driving time and the service time for a vehicle. See also service time.

work type
See task type.

World Community Grid
An IBM initiative that pools computational power from idle computers with a growing grid of millions of other computers. Researchers use these resources to perform operations that would not be possible otherwise.

world state
A key-value database that chaincodes use to store the results of executed transactions.

Worldwide Development Support Team (WW DST)

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.

Worldwide Project Management Method (WWPMM)

worldwide quality assurance (WWQA)

worldwide simultaneous general availability (WWSGA)
The release of a product in all markets at the same time.

World Wide Web (web, WWW)
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.

A self-replicating standalone malware program that spreads across a network through security vulnerabilities.

See Write Once Read Many.

WORM media
See write-once-read-many media.

See Web of Things.

See warranty option upgrade.

See workload partition.

See web property extension.

See WMI Query Language.


  1. To go from the last row of a data pool or a segment thereof to the first. See also wrap mode.
  2. In ADSI, the concatenation of two columns of display data to form a single column.
  3. In general, to go from the maximum to the minimum in computer storage. For example, the continuation of an operation from the maximum value in storage to the first minimal value.

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.

wrap mode
A manner in which data is retrieved from a data pool by a virtual user during a test. Depending on whether a data pool is segmented, the data is fetched once per user or wrapped back to the first row when the last row is reached. See also wrap.


  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. A section of code that contains code that could otherwise not be interpreted by the compiler. The wrapper acts as an interface between the compiler and the wrapped code.
  3. An alternate and supported interface that hides unsupported data types required by a server object behind a thin intermediate server object.
  4. 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 component to use in a single operation or contains processing information about its child business object.

wrapper thread
A thread used to wrap an external thread so it can be treated as one of the application threads on the call stack. A wrapper thread can be suspended, resumed, can have its priority set, and can participate in animation.

wrapping log file
A fixed-size log file that, when full, is overwritten.

wrapping scan
A scan that starts between the boundaries of the range specified for that scan, continues to the upper boundary, returns to the lower boundary, and continues until it reaches its original starting place. For a table scan, the boundaries are the first and last pages of the table. For a range scan, the boundaries are the first and last pages of the data partition. For an index-driven scan, the boundaries are the start and end keys of the scan range.

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. For devices, a diagnostic test that returns the output of a device as input.
  2. 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.

writable character generation module
Writable storage that supplies dynamic storage for scan elements of the characters. Scan elements for as many as 64 characters can be stored in a generation module.

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).


  1. To transmit data to a peripheral device.
  2. To make a permanent or transient record of data in a storage device or on a data medium.
  3. 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]

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-back process
A process that gives users the ability to edit the data in a query and save the updated data back to an OLAP source.

write-behind cache
A cache that asynchronously writes each write operation to the database using a loader.

write control character

  1. A character used with a write-type command to specify that a particular operation, or combination of operations, is to be performed at a display station or printer.
  2. A control character that follows a write command in the 3270 data stream and provides control information for executing display and printer functions.

write-down mode
The setting of an address space which allows a user to write data to an object with a lower security label than the user's current security label.

write-down privilege
The ability of users to set their address spaces to write-down mode.

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.

A pattern or template made from a set of bits that specifies which bits can be altered and which can be read only during drawing operations; planes enabled by a 1 (one) in the bit mask can be altered but planes set to 0 (zero) are marked read only. A writemask contains either 8 bits for an 8 bitplane frame buffer or 12 bits for a 12 bitplane buffer.

write miss
A write operation in which the data being replaced is not in the cache.

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.

write queue
The queue in a module or driver that contains messages that are moving downstream. The write queue is associated with output from a user process.


  1. In MVS, the part of the Job Entry Subsystem (JES) that controls the output of specified data sets.
  2. In RJE, a program that receives output data (files) from the host system.

writer output multitasking
A facility that enables output writers to work in parallel with other functions.

write-through cache
A cache that synchronously writes each write operation to the database using a loader.

write-through mode
A process in which data is written to a storage device at the same time as the data is cached.

write token
The authorization key that is required for updating a file that is referenced in a WRITE PERMISSION ADMIN DATALINK column.

write to log (WTL)
A system service used to send messages to the system log or hardcopy log.

write to operator (WTO)
A system service used to send messages to an operator console informing the operator of errors or system conditions that might need correcting. A response is not required.

write to operator with reply (WTOR)
A system service used to send messages to an operator console informing the operator of errors and system conditions that might need correcting. A response is required.

write-to-operator workstation
A general workstation on which scheduling facilities can be used to issue a write-to-operator (WTO) message at a specific operator console, which is defined by the workstation destination.

write update
A write operation that replaces existing data on a direct access volume.

write verification
The mode in which a system automatically performs a read operation after performing a write operation in order to confirm data consistency.

The action of making a recording of data on an external storage device or other data medium.

writing mode
In architecture, an identified mode for the setting of text in a writing system, usually corresponding to a nominal escapement direction of the graphic characters in that mode; for example, left-to-right, right-to-left, top-to-bottom.

writing system
A symbolic system that is used to represent a language visibly on a durable or electronic surface. See also transliterate, transliterator.

See Web Rule Language.

See writable static area.

See Web Services Business Process Execution Language.

See workstation controller.


  1. See Web Service Definition Language.
  2. 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.

See web service semantics.

See Web Services Distributed Management.

See web services gateway.

See Web Services Interoperability.

See Web Services Interoperability Organization.

See Web Services Invocation Framework.

See Web Services Invocation Language.

See Web Services Management.

See Web Services Mediation Policy.

See Web Service Modeling Language.

See Web Services Policy Framework.

See Web Services Reliable Messaging.

See Web Services Resource.

See Web Services Resource Framework.

See Web Services Security.

See Web Services Secure Conversation.

See Web Services Security.

See Web Services Security Policy.

A web services security specification that defines a framework for trust models to establish trust between web services.

See write to log.

See write to operator.

WTO operation
An operation that consists of an operator instruction that Tivoli Workload Scheduler for z/OS passes to NetView. These operations are run at a general workstation with the WTO option specified.

See write to operator with reply.

WUI server
See Web User Interface server.

See Worldwide Development Support Team.

See worldwide ID.

See worldwide name.

See worldwide node name.

See Worldwide Project Management Method.

See worldwide port name.

See worldwide quality assurance.

See worldwide simultaneous general availability.

See waste water treatment plant.

See World Wide Web.

See what you see is what you get.