Software Quality Definitions

This glossary explains the meaning of key words and phrases that information technology (IT) and business professionals use when discussing software quality and related products. You can find additional definitions by visiting WhatIs.com or using the search box below.

  • W

    Web application (Web app)

    A Web application (Web app) is an application program that is stored on a remote server and delivered over the Internet through a browser interface.

  • Web Application Security Consortium (WASC)

    The Web Application Security Consortium (WASC) is a worldwide organization devoted to the establishment, refinement and promotion of Internet security standards.

  • Web development freeware and shareware

    Web development freeware and shareware

  • white box (white box testing)

    A white box or clear box is a device, program or system whose internal workings are well understood. White box testing, also called white box analysis, clear box testing or clear box analysis, is a strategy for software debugging in which the tester has excellent knowledge of how the program components interact and also is familiar with the details of its internal operation... (Continued)

  • whole-team approach (team-based approach)

    Whole-team approach, also called team-based approach, is a strategy for project management in which everyone on the project team is held equally responsible for the quality and success of the project. The term is often used in agile software development, lean manufacturing and creative teams in advertising and other media. 

  • WIP limit

    A WIP (work in progress) limit is a strategy for preventing bottlenecks in software development.  

  • Wirth's Law

    Wirth's Law states that computer software increases in complexity faster than does the ability of available hardware to run it... (Continued)

  • work breakdown structure (WBS)

    A work breakdown structure (WBS) is a chart in which the critical work elements, called tasks, of a project are illustrated to portray their relationships to each other and to the project as a whole.

  • worst-case execution time (WCET)

    Worst-case execution time (WCET) is a software development metric that determines the maximum length of time a task or set of tasks requires on a specific hardware platform... (Continued)

  • WS-SecureConversation (Web Services Secure Conversation Language)

    WS-SecureConversation, also called Web Services Secure Conversation Language, is a specification that provides secure communication between Web services using session keys. WS-SecureConversation, released in 2005, is an extension of WS-Security and WS-Trust. (Continued...)

  • X

    XML bomb

    An XML (Extensible Markup Language) bomb is a small but dangerous message that is composed and sent with the intent of overwhelming the program that parses XML files... (Continued)

  • XPath injection

    XPath injection is an attack targeting Web sites that create XPath queries from user-supplied data... (Continued)

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