Question 1.
What question will help prevent defining a use case that is too small?

A. What common behavior does this use case have with other use cases?
B. What steps will an actor perform in this use case?
C. What goal does an actor achieve with this use case?
D. How does this use case fit into the overall structure of the system?

Answer: C

Question 2.
Given: A developer is creating a use-case model for telephone installations. One of the sub-flows in the "Manage Installer's Schedule" use case displays an installer's schedule for a whole day. The client for whom the system is being built wants to add a new feature that allows a dispatcher to optionally display mileage between phone installation locations. Instead of modifying the "Manage Installer's Schedule" use case, the developer decides to create a new use case called "Display Mileage." 

What relationship should be created between the "Display Mileage" use case and the "Manage Installer's Schedule" use case?

A. Include
B. Generalization
C. Modify
D. Extend

Answer: D

Question 3.
What are the advantages of the use-case approach over traditional development approaches?

A. Use cases give context to requirements
B. Use cases identify all stakeholders
C. Use cases visualize constraints
D. Use cases represent the user's perspective

Answer: A,D

Question 4.
What question helps identify the actors in software requirements?

A. Who will be using the system?
B. Who will be paying for the system?
C. What subsystems will be in the system?
D. Who will be designing the system?

Answer: A

Question 5.
Which statements are TRUE regarding a use case? (Select all that apply.)

A. A use case is an isolated part that provides a piece of functionality for the system to be built.
B. A use case describes actions the system takes to deliver something of value to the actor.
C. A use case contains functional software requirements.
D. A use case models a dialog between the system and its surroundings.

Answer: B,C,D

Question 6.
What does a supplementary specification include?

A. <> and <> relationships associated with a particular use case
B. Use-case diagram for the entire system
C. Non-functional requirements associated with a particular use case
D. Non-functional requirements associated with the entire system

Answer: D

Question 7.
Refer to the exhibit below. What are the three types of relationships in this use case?

A. X includes, Y generalization, Z extends
B. X extends, Y generalization, Z includes
C. X extends, Y includes, Z generalization
D. X generalization, Y includes, Z extends

Answer: A

Question 8.
Given: Consider the following set of initial user requests from a telephone company about a new customer service system: * The telephone company customer service system shall be able to record and answer questions about telephone installations. * When a customer requests a new telephone, the service representative shall record the customer's name, address, assigned phone installer, and a projected time of the installation. * After installation is complete, start time and duration of installation are recorded. * Start time shall include the year, month, day, hour, and minute. 

What is the most appropriate name for one of the use cases in this software system?

A. Schedule phone installation
B. Update phone installation database
C. Phone installation
D. Record start time

Answer: A

Question 9.
What is an actor?

A. Role a person or thing plays when interacting with the system
B. Anyone who will purchase the system
C. Anyone who has a vested interest in the outcome of the system
D. Role a tester plays when testing the system

Answer: A

Question 10.
What does a post-condition describe?

A. One way that a use case can end
B. State of the system after the use case ends
C. Last non-functional requirement
D. Last step in the basic flow of events

Answer: B

Question 11.
What characterizes a generic alternative flow of events?

A. Applies at any point in a use case
B. Is part of all scenarios
C. Is part of several different use cases
D. Handles several different error conditions

Answer: A

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