2.1. Purpose

Try these first

1. 1.

   What does a Use Case diagram represent?

   Hint

   Think about who interacts with the system.

2. 2.

   Define an Activity diagram.

   Hint

   What do we use it for in analysis?

3. 3.

   What is the purpose of a Use Case diagram?

   • To depict the flow of business processes
   • To represent interactions between actors and the system
   • To model the sequence of events

   Hint

   Focus on user interactions.

4. 4.

   True or False: Activity diagrams can include Swimlanes to depict responsibilities.

   • True
   • False

   Hint

   Consider what Swimlanes represent.

5. 5.

   Demonstrate a complete Checkout process using an Activity diagram, specifying roles and decision points.

   Hint

   Map out the entire process from start to finish.

6. 6.

   Create a Sequence diagram for a multi-step login process for a banking application, detailing interactions between User, UI, API, and Database.

   Hint

   Each step needs to be clearly sequenced.