1). Explain the basic characteristics of an Object-Oriented System, each with an example

2). Explain the following Use-Case Diagrambased on the following points.

1.Review Activity Diagram and explain the flow of information.

2.Find Subject boundaries

3. Identify the primary actors and their goals.

4. Identify and write the overviews of the major use cases below.

5. Carefully review the current use cases. Revise as needed.

6. Choose one of the use cases to expand.

7. Write the Normal Flow of Events of the use case and extended ones clearly

8. For each alternate or extended flow, clearly draw and state how the actor and/or system should react.