Question 1

A local variable and a global variable may not have the same name within the same program.

Accepted Answer

A) True 
 B)False  False

Question 2

Which line in the following program contains a call to the showDub function?

Accepted Answer

A) 4 
B) 6 
C) 10 
D) 15 
A) 4 
B) 6 
C) 10 
D) 15 C

Question 3

A parameter is a special-purpose variable that is declared inside the parentheses of a function definition.

Accepted Answer

A) True 
 B)False  True

Question 4

________ functions may have the same name, as long as their parameter lists are different.

Accepted Answer

A) Only two 
B) Two or more 
C) Zero 
D) Un-prototyped 
E) None of these 
A) Only two 
B) Two or more 
C) Zero 
D) Un-prototyped 
E) None of these

Question 5

The value in this type of local variable persists between function calls.

Accepted Answer

A) global 
B) internal 
C) static 
D) dynamic 
E) None of these 
A) global 
B) internal 
C) static 
D) dynamic 
E) None of these

Question 6

This type of variable is defined inside a function and is not accessible outside the function.

Accepted Answer

A) global 
B) reference 
C) local 
D) counter 
E) None of these 
A) global 
B) reference 
C) local 
D) counter 
E) None of these

Question 7

A ________ variable is declared outside all functions.

Accepted Answer

A) local 
B) global 
C) floating-point 
D) counter 
E) None of these 
A) local 
B) global 
C) floating-point 
D) counter 
E) None of these

Question 8

Look at the following function prototype. 
 
What is the data type of the function's return value?

Accepted Answer

A) int 
B) double 
C) void 
D) Can't tell from the prototype 
A) int 
B) double 
C) void 
D) Can't tell from the prototype

Question 9

One reason for using functions is to break programs into manageable units, or modules.

Accepted Answer

A) True 
 B)False

Question 10

What is the output of the following program?

Accepted Answer

A) 
2
2 
B) 
4
2 
C) 
2
4 
D) 
4
4 
A) 
2
2 
B) 
4
2 
C) 
2
4 
D) 
4
4

Question 11

These types of arguments are passed to parameters automatically if no argument is provided in the function call.

Accepted Answer

A) Local 
B) Default 
C) Global 
D) Relational 
E) None of these 
A) Local 
B) Default 
C) Global 
D) Relational 
E) None of these

Question 12

If a function does not have a prototype, default arguments may be specified in the function ________.

Accepted Answer

A) call 
B) header 
C) execution 
D) return type 
E) None of these 
A) call 
B) header 
C) execution 
D) return type 
E) None of these

Question 13

You may use the exit()function to terminate a program, regardless of which control mechanism is executing.

Accepted Answer

A) True 
 B)False

Question 14

Look at the following function prototype.
 
What is the data type of the function's parameter variable?

Accepted Answer

A) int 
B) double 
C) void 
D) Can't tell from the prototype 
A) int 
B) double 
C) void 
D) Can't tell from the prototype

Question 15

A function can have zero to many parameters, and it can return this many values.

Accepted Answer

A) zero to many 
B) no 
C) only one 
D) a maximum of ten 
E) None of these 
A) zero to many 
B) no 
C) only one 
D) a maximum of ten 
E) None of these

Question 16

A static variable that is defined within a function is initialized only once, the first time the function is called.

Accepted Answer

A) True 
 B)False

Question 17

This function causes a program to terminate, regardless of which function or control mechanism is executing.

Accepted Answer

A) terminate() 
B) return() 
C) continue() 
D) exit() 
E) None of these 
A) terminate() 
B) return() 
C) continue() 
D) exit() 
E) None of these

Question 18

The value in a ________ variable persists between function calls.

Accepted Answer

A) dynamic 
B) local 
C) counter 
D) static local 
A) dynamic 
B) local 
C) counter 
D) static local

Question 19

This statement causes a function to end.

Accepted Answer

A) end 
B) terminate 
C) return 
D) release 
E) None of these 
A) end 
B) terminate 
C) return 
D) release 
E) None of these

Question 20

Which of the following statements about global variables is true?

Accepted Answer

A) A global variable is accessible only to the main function. 
B) A global variable is declared in the highest-level block in which it is used. 
C) A global variable can have the same name as a variable that is declared locally within a function. 
D) If a function contains a local variable with the same name as a global variable, the global variable's name takes precedence within the function. 
E) All of these are true. 
A) A global variable is accessible only to the main function. 
B) A global variable is declared in the highest-level block in which it is used. 
C) A global variable can have the same name as a variable that is declared locally within a function. 
D) If a function contains a local variable with the same name as a global variable, the global variable's name takes precedence within the function. 
E) All of these are true.

A local variable and a global variable may not have the same name within the same program.

Which line in the following program contains a call to the showDub function?

A parameter is a special-purpose variable that is declared inside the parentheses of a function definition.

________ functions may have the same name, as long as their parameter lists are different.

The value in this type of local variable persists between function calls.

This type of variable is defined inside a function and is not accessible outside the function.

A ________ variable is declared outside all functions.

Look at the following function prototype. What is the data type of the function's return value?

One reason for using functions is to break programs into manageable units, or modules.

What is the output of the following program?

These types of arguments are passed to parameters automatically if no argument is provided in the function call.

If a function does not have a prototype, default arguments may be specified in the function ________.

You may use the exit()function to terminate a program, regardless of which control mechanism is executing.

Look at the following function prototype. What is the data type of the function's parameter variable?

A function can have zero to many parameters, and it can return this many values.

A static variable that is defined within a function is initialized only once, the first time the function is called.

This function causes a program to terminate, regardless of which function or control mechanism is executing.

The value in a ________ variable persists between function calls.

This statement causes a function to end.

Which of the following statements about global variables is true?

Introduction to Computers and Programming

Introduction to C Plus Plus

Expressions and Interactivity

Making Decisions

Loops and Files

Arrays

Searching and Sorting Arrays

Pointers

Characters, C-Strings, and More About the String Class

Structured Data

Advanced File Operations

Introduction to Classes

More About Classes

Inheritance, Polymorphism, and Virtual Functions

Exceptions, Templates, and the Standard Template Library Stl

Linked Lists

Stacks and Queues

Recursion

Binary Trees

Filters

Exam 6: Functions

A local variable and a global variable may not have the same name within the same program.

Which line in the following program contains a call to the showDub function?

A parameter is a special-purpose variable that is declared inside the parentheses of a function definition.

________ functions may have the same name, as long as their parameter lists are different.

The value in this type of local variable persists between function calls.

This type of variable is defined inside a function and is not accessible outside the function.

A ________ variable is declared outside all functions.

Look at the following function prototype. What is the data type of the function's return value?

One reason for using functions is to break programs into manageable units, or modules.

What is the output of the following program?

These types of arguments are passed to parameters automatically if no argument is provided in the function call.

If a function does not have a prototype, default arguments may be specified in the function ________.

You may use the exit()function to terminate a program, regardless of which control mechanism is executing.

Look at the following function prototype. What is the data type of the function's parameter variable?

A function can have zero to many parameters, and it can return this many values.

A static variable that is defined within a function is initialized only once, the first time the function is called.

This function causes a program to terminate, regardless of which function or control mechanism is executing.

The value in a ________ variable persists between function calls.

This statement causes a function to end.

Which of the following statements about global variables is true?

Introduction to Computers and Programming

Introduction to C Plus Plus

Expressions and Interactivity

Making Decisions

Loops and Files

Arrays

Searching and Sorting Arrays

Pointers

Characters, C-Strings, and More About the String Class

Structured Data

Advanced File Operations

Introduction to Classes

More About Classes

Inheritance, Polymorphism, and Virtual Functions

Exceptions, Templates, and the Standard Template Library Stl

Linked Lists

Stacks and Queues

Recursion

Binary Trees

Filters