Exercise (20 minutes)
• Illustrate a concrete use case corresponding to the “View updates and request
resource” essential use case illustrated in figure 2
User’s purpose
Enter search parameters
Select a resource
Send an e-mail
System responsibility
Show results
Show the contact details of he owner of the selected resource
Confirm the send
User action
The academic enters one or more of the search parameters for the CDROM: title, year and platform
The academic selects a search result
The academic chooses the e-mail address
The academic writes and sends the email request
System response
The system displays the search results
The system displays the full details of the CDROM and the contact details for its owner who is a research student
The system displays a message area
The system confirms the sending of the request