1. (TCO3) What is an object? (Points : 2)

An object is an instance of the class The object is created by calling the class constructor A and B None of the above

Question 2.2. (TCO3) Which is not the purpose of a constructor? (Points : 2)

To destruct upon termination of program To initialize data variables To be used upon instantiation To run the program

Question 3.3. (TCO3) Which of the following might lead to potential class(es)? (Points : 2)

Checking account Customer Deposit A and B None of the above

Question 4.4. (TCO3) Which of the following is false about class collaboration? (Points : 2)

Classes can interact with each other be using composition. Most classes can exist in isolation so most classes do not need to interact with each other. Classes can interact with other classes by message exchange. Classes can interact with other classes be setting up a relationship with another class like composition or inheritance.

Question 5.5. (TCO 3) Assume you have a Circle class with a non-static attribute named radius. If you create two objects of the Circle class, how many copies of radius will you have? (Points : 2)

1 2 3 4

Question 6.6. (TCO3) What happens right after gathering requirements in the object-oriented design process?(Points : 2)

Developing SOW Identifying classes Creating UML diagram Developing prototype

Question 7.7. (TCO3) In the object-oriented design process, which of the following is true? (Points : 2)

The cost of a design change in the implementation phase is very low. The cost of a requirement/design change in the design phase is very high. The cost of a design change after the deployment phase is astronomical when compared to the first item. All of the above None of the above

Question 8.8. (TCO3) In object-oriented design, which of the following is true about the gathering requirements phase? (Points : 2)

It represents what the user wants the system to do and is the most important part of the system. The level of detail needs to be very technical. The requirement document does not need to be very specific to represent the true nature. The gathering requirement happens after the developing user interface prototype.

Question 9.9. (TCO 3) Every object of the same class _____. (Points : 2)

gets a copy of every instance gets a copy of every instance and method gets a copy of every method None of the above

Question 10.10. (TCO 3) Object-oriented programming generally does not focus on _____. (Points : 2)

separating the interface and implementation of a program ease of program modifiability information hiding client-side access to implementation details