Question 1

What does a function definition consist of?

Options :

A : The function's argument values

B : An invocation of a function's name

C : A list of all other functions that call the function

D : The function's name, inputs, outputs, and statements

Answer: D

Question 2

An algorithm to calculate the positive difference in two given values, x and y, uses the steps shown.

What are the two steps of the algorithm that need to be switched to result in success?

Options :

A : 1 and 2

B : 2 and 4

C : 1 and 4

D : 3 and 4

Answer: C

Question 3

What is an advantage of using a programming library?

Options :

A : There is improved programmer productivity.

B : Static program elements are visualized.

C : There are more statements in a user’s main function

D : Programs need not run to yield results.

Answer: A

Question 4

A program allows the user to play a game. At the end of each game, the program asks the user if they want to play again. Which programming structure on its own is appropriate to accomplish this task?

Options :

A : Nested for loops

B : One for loop

C : One while loop

D : If-else statement

Answer: C

Question 5

A software developer determines the mathematical operations that a calculator program should support. Which two Waterfall approach phases are involved?

Options :

A : Analysis and design

B : Design and implementation

C :

Implementation and testing

D : Design and testing

Answer: A