Question 1

List the types of models that might be used in requirements modeling and explain the role of each type of model

Accepted Answer

-Scenario-based (system from the user's point of view)
-Data (shows how data are transformed inside the system)
-Class-oriented (defines objects,attributes,and relationships)
-Flow-oriented (shows how data are transformed inside the system)
-Behavioral (show the impact of events on the system states)

Question 2

Which UML (unified modeling language)diagrams are useful in scenario-based modeling?

Accepted Answer

-use-case diagrams
-activitiy diagrams
-swimlane diagrams

Question 3

What questions should be asked to help refine a preliminary use case?.

Accepted Answer

-Can an actor take some other action at this point?
-Is it possible that the actor will encounter some error condition at this point?
-Is it possible the actor will encounter some other behavior at this point?

Question 4

Describe the purposes of domain analysis.

Accepted Answer

The answer of Describe the purposes of domain analysis....

Exam 9: Requirements Modeling: Scenario- Based Methods

List the types of models that might be used in requirements modeling and explain the role of each type of model

Which UML (unified modeling language)diagrams are useful in scenario-based modeling?

What questions should be asked to help refine a preliminary use case?.

Describe the purposes of domain analysis.