Discuss the following questions with your classmates in the Class Discussion section:
What does it mean to have integrated requirements models? How should they be used?
Each of the UML models relates to the other models. How can cross checking between models ensure that the requirements are accurate and correct? Illustrate your answer with an example.
What are the dangers of not cross checking between the models?
What is the principal distinction (pupose) between a use case activity diagram and a system sequence diagram? Explain when you might use one instead of the other.