Use Case Model

  • Posted on : June 6, 2008
  • Modified: November 5, 2020

  • Author : SPEC INDIA
  • Category : General

 

A model that describes a system’s functional requirement in terms of use cases.  The use case model seves as a contract between the customer and the developer

Use case model gives a static view of the system functions and their static relationships both with external entities and with one another.

It is a functional model which provide description of a system’s behaviour from users standpoint by answering the following questions.

  • What functions does the system offer?
  • What external agents interact with the system?
  • In what functions are those external agents involved?

Use case diagrams illustrate the relationship between actors and use cases

Use Case model is very useful for capturing the functional requirements.

 

Author: SPEC INDIA


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