2. Review the case study section called “Interview with Store Buyer.” If you are using modeling techniques different from the ones used in the exercise, it may be productive to model this business area using those techniques as well.

a. Based on the interview, what use cases are needed for this business area? Identify three to five use cases. Select one of those use cases and fill out the use case template.

b. Identify the key entities that the buyer’s business area deals with, identify attributes and relationships for those entities, and outline an entity relationship diagram.

c. Write a requirements statement for the “Placing special order” requirement.

Make the statement specific, measurable, and unambiguous.