Use Case Diagrams

Multiple Choice

1. A use case diagram is all of the following EXCEPT:
   1. A formal way of representing how a business system interacts with its environment
   2. Definition of the workflows of the unified process
   3. Illustration of the activities that are performed by the users of the system
   4. A scenario-based technique in the UML
   5. A sequence of actions a system performs that yields a valuable result for a particular actor.
2. The three types of relationships use cases have in a use case diagram include:
   1. Extension, representation, elaboration
   2. Extension, inclusion, and generalization
   3. Inclusion, representation, realization
   4. Elaboration, generalization, boundarization

True/False

1. Stakeholders are customer, product managers, and perhaps others.
2. Software Architects establish and maintain architectural visions
3. An actor is a user or outside system that interacts with a system being designed in order to obtain some value from the interaction
4. The include relationship in use cases is the ability to add optional functionality in a use case
5. The extend relationship in use cases is the ability to have one use case withint another.