2.4. Use Case Diagram Sample

Try these first

1. 1.

   What is a Use Case?

   Hint

   Think about what the system offers to its users.

2. 2.

   Name an example of an actor in a Use Case diagram.

   Hint

   Who uses the functionalities provided by the system?

3. 3.

   What does a Use Case diagram primarily represent?

   • Data flow
   • Functional interactions
   • System architecture

   Hint

   Think about the focus of Use Case diagrams.

4. 4.

   True or False: The Include relationship means that a use case can function independently.

   • True
   • False

   Hint

   Remember the role of Include in defining relationships.

5. 5.

   Design a Use Case diagram for a library management system that includes actors such as Librarian, Member, and System. Identify key functionalities.

   Hint

   Think about what each actor needs to do regarding the library.

6. 6.

   Evaluate a provided Use Case diagram representing a mobile banking app. Identify at least two possible extensions and where they could fit.

   Hint

   Reflect on scenarios where a user might choose additional functions.