Question 1

The standard header file for the abs(x) function is ____.

Accepted Answer

A) B) C) D)

Question 2

A function prototype is ____.

Accepted Answer

A)   a definition, but not a declaration
B)   a declaration and a definition
C)   a declaration, but not a definition
D)   a comment line

Question 3

Given the following function:what is the output of the following statement? cout

Accepted Answer

A)   5
B)   6
C)   7
D)   8

Question 4

If the formal parameter list of a function is empty, the parentheses after the function name are not needed.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following function prototypes is valid?

Accepted Answer

A)   int funcTest(int x, int y, float z) {}
B)   funcTest(int x, int y, float) {};
C)   int funcTest(int, int y, float z) 
D)   int funcTest(int, int, float) ;

Question 6

A function ____________________ is a function that is not fully coded.

Accepted Answer

The answer of A function ____________________ is a function that...

Question 7

Which statement below about prototypes and headers is true?

Accepted Answer

A)   Parameter names must be listed in the prototype, but not necessarily in the header.
B)   Prototypes end with a semicolon, but headers do not.
C)   Headers should come before prototypes.
D)   Headers end with a semicolon, but prototypes do not.

Question 8

What value is returned by the following return statement? int x = 5;
Return x + 1;

Accepted Answer

A)   0
B)   5
C)   6
D)   7

Question 9

The function main is always compiled first, regardless of where in the program the function main is placed.

Accepted Answer

A) True 
 B)False

Question 10

Once you write and properly debug a function, you can use it in the program (or different programs) again and again without having to rewrite the same code repeatedly.

Accepted Answer

A) True 
 B)False

Question 11

The execution of a return statement in a user-defined function terminates the program.

Accepted Answer

A) True 
 B)False

Question 12

The following return statement returns the value 10.
return 10, 16;

Accepted Answer

A) True 
 B)False

Question 13

The following function heading in a C++ program is valid:int funcExp(int u, char v, float g)

Accepted Answer

A) True 
 B)False

Question 14

Given the following function:what is the output of the following statement? cout

Accepted Answer

A)   -1
B)   1
C)   9
D)   20

Question 15

If a function needs to return more than one value, as a rule of good programming style, you should change it to a(n) ____________________ function and use the appropriate reference parameters to return the values.

Accepted Answer

The answer of If a function needs to return more...

Question 16

Given the function prototype:float test(int, int, int) ; which of the following statements is legal?

Accepted Answer

A)   cout 
B)   cout 
C)   cout 
D)   cout << test(7, 14, 23) ;

Question 17

The statement: return 8, 10; returns the value ____.

Accepted Answer

A)   8
B)   10
C)   18
D)   80

Question 18

The statement: return 37, y, 2 * 3; returns the value ____.

Accepted Answer

A)   2
B)   3
C)   y
D)   6

Question 19

The data type of a variable in a return statement must match the function type.

Accepted Answer

A) True 
 B)False

Question 20

A variable listed in a header is known as a(n)  ____ parameter.

Accepted Answer

A)   actual
B)   local
C)   formal
D)   function

Exam 6: User-Defined Function

A function prototype is ____.

Correct AnswerverifiedShow Answer

The following function heading in a C++ program is valid:int funcExp(int u, char v, float g)

Correct AnswerverifiedShow Answer

Given the function prototype:float test(int, int, int) ; which of the following statements is legal?

Correct AnswerverifiedShow Answer

Which statement below about prototypes and headers is true?

Correct AnswerverifiedShow Answer

Given the following function:what is the output of the following statement? cout << next(next(5) ) << endl;

Correct AnswerverifiedShow Answer

If the formal parameter list of a function is empty, the parentheses after the function name are not needed.

Correct AnswerverifiedShow Answer

What value is returned by the following return statement? int x = 5; Return x + 1;

Correct AnswerverifiedShow Answer

A variable listed in a header is known as a(n) ____ parameter.

Correct AnswerverifiedShow Answer

The execution of a return statement in a user-defined function terminates the program.

Correct AnswerverifiedShow Answer

The data type of a variable in a return statement must match the function type.

Correct AnswerverifiedShow Answer

The statement: return 37, y, 2 * 3; returns the value ____.

Correct AnswerverifiedShow Answer

If a function needs to return more than one value, as a rule of good programming style, you should change it to a(n) ____________________ function and use the appropriate reference parameters to return the values.

Correct AnswerverifiedShow Answer

The following return statement returns the value 10. return 10, 16;

Correct AnswerverifiedShow Answer

The statement: return 8, 10; returns the value ____.

Correct AnswerverifiedShow Answer

Which of the following function prototypes is valid?

Correct AnswerverifiedShow Answer

Once you write and properly debug a function, you can use it in the program (or different programs) again and again without having to rewrite the same code repeatedly.

Correct AnswerverifiedShow Answer

The standard header file for the abs(x) function is ____.

Correct AnswerverifiedShow Answer

Given the following function:what is the output of the following statement? cout << strange(4, 5) << endl;

Correct AnswerverifiedShow Answer

A function ____________________ is a function that is not fully coded.

Correct AnswerverifiedShow Answer

The function main is always compiled first, regardless of where in the program the function main is placed.

Correct AnswerverifiedShow Answer

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