Use Cases

Authored by: Emil Vassev

Encyclopedia of Software Engineering

Print publication date:  November  2010
Online publication date:  November  2010

Print ISBN: 9781420059779
eBook ISBN: 9781351249270
Adobe ISBN:


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Use cases provide a technique for capturing the functional requirements for a software system, such as services, tasks, and functions. Conceptually, a use case defines a goal-oriented set of interactions between special actors and the system in question. Actors are external entities interacting with the system. Here, the objective is to discover and register functional requirements in the form of scenarios for using the system and graphically visualize those via special Unified Modeling Language (UML) diagrams. This entry introduces use cases as a major concept in requirements engineering dedicated to capturing functional requirements.

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