19-07-2013, 03:57 PM
Creating Use Case Diagram
AIM:
To create the Use case Diagram using rational rose.
What is an Use Case Diagram?
The Use case diagram is used to identify the primary elements and processes that form the system. The primary elements are termed as "actors" and the processes are called "use cases."
The Use case diagram shows which actors interact with each use case A use case diagram captures the functional aspects of a system. More specifically, it captures the business processes carried out in the system
Documenting Actors
1. If the documentation window is not visible, open the documentation window by selecting the documentation menu choice from the View menu.
2. Click to select the Actor in the browser.
3. Position the cursor in the documentation window and enter the documentation.
Creating use cases
1. Right-click on the Use Case View in the browser to make the shortcut menu visible.
2. Select the New:Use Case menu option. A new unnamed use case is placed in thebrowser.
3. With the use case selected, enter the desired name of the use case.
Creating a use case brief description
1. Click to select the use case in the browser.
2. Position the cursor in the documentation window and enter the brief description for the use case. If the documentation window is not visible, select the Viewocumentation menu choice to make the window visible.
Linking flow of events documents to use cases
1. Right-click on the use case in the browser to make the shortcut menu visible.
2. Select the specification menu option.
3. Select the Files tab.
4. Right-click to make the shortcut menu visible.
5. Select the Insert File menu option.
6. Browse to the appropriate directory and select the desired file.
7. Click the Open button.
8. Click the OK button to close the specification.