Usecase Presentation

Use Case - Summary Slide ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Copyright e-Government Program (Yesser)

Use Cases – Definition ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Copyright e-Government Program (Yesser)

The purpose of use cases ,[object Object],[object Object],[object Object],[object Object],Copyright e-Government Program (Yesser)

Why use use cases? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Copyright e-Government Program (Yesser)

Use cases are documented in two ways ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Copyright e-Government Program (Yesser)

UML - Use case diagram ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Copyright e-Government Program (Yesser) No. and use case name Package name

UML use cases – Actors ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Copyright e-Government Program (Yesser)

Example of use case diagram Copyright e-Government Program (Yesser) Web store Find an item Order an item Check order Customer Registered customer SADAD Order fast delivery Free search Structured search <<include>> <<extend>> Actor (person) Actor (system) use case

Use case definition + description - the process Copyright e-Government Program (Yesser) Initial state: - A stakeholder analysis has been performed - Processes have been modeled Final state: - All use cases identified and documented yes no ,[object Object],[object Object],[object Object],Agency Draw use case diagrams Complete verbal descriptions Identify actors Draw use case package s All Use Cases Finished ? Audit business process and term model Identify variants, exceptions, and start & end conditions

Prerequisites ,[object Object],[object Object],[object Object],[object Object],Copyright e-Government Program (Yesser)

Draw use case packages ,[object Object],[object Object],[object Object],[object Object],Copyright e-Government Program (Yesser)

Grouping of business functionality – Use case packages ,[object Object],[object Object],[object Object],[object Object],[object Object],Copyright e-Government Program (Yesser)

Draw use case diagrams ,[object Object],[object Object],[object Object],Copyright e-Government Program (Yesser)

Use Case Example Copyright e-Government Program (Yesser) Use case diagram: ”Work Permit”

Identify actors ,[object Object],[object Object],[object Object],[object Object],[object Object],Copyright e-Government Program (Yesser)

Complete verbal description ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Copyright e-Government Program (Yesser)

Use cases – Verbal description Copyright e-Government Program (Yesser)

Use Case - verbal description ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Copyright e-Government Program (Yesser)

Use cases – Verbal description ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Copyright e-Government Program (Yesser)

Identify variants and exceptions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Copyright e-Government Program (Yesser)

Audit business process and term model ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Copyright e-Government Program (Yesser)

Use cases – best practice ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Copyright e-Government Program (Yesser)

Definition of use cases - tips ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Copyright e-Government Program (Yesser)

Usecase Presentation

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Usecase Presentation