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Use Case Associations

February 4th, 2009
Posted in IT . SAD
By admin

A use case model consists of use cases and use case associations A use case association is a relationship between use cases important types of use case associations: Include, Extends, Generalization Include: A use case uses another use case (”functional decomposition”) Extends: A use case extends another use case Generalization: An abstract use case has different specializations [ READ MORE ]

Example: Accident Management System

February 4th, 2009
Posted in IT . SAD
By admin

Example: Accident Management System You must ask this entire question to get all scenario What needs to be done to report a” cat in a tree “? What do you need to do if a person reports a “Warehouse on Fire”? Who is involved in reporting an incident? What does the system do, if no police cars are available? If the [ READ MORE ]

Requirements Elicitation activities

February 4th, 2009
Posted in IT . SAD
By admin

1.B.4-Requirements Elicitation activities (discuss with natural language) Identifying actors (type of actor that use system in all cases-normal and abnormal-) Identifying scenarios (different scenario with different actor –is specific scenario with specific Actor-) Identifying use cases (define use case and its actor) Identifying relationship among actors and use cases (relation use [ READ MORE ]

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