Question 1

A variable that can have values only in the range 0 to 65535 is a:

Accepted Answer

A)  Four-byte int. 
B)  Four-byte unsigned int. 
C)  Two-byte int. 
D)  Two-byte unsigned int. 
A)  Four-byte int. 
B)  Four-byte unsigned int. 
C)  Two-byte int. 
D)  Two-byte unsigned int.

Question 2

A function prototype does not have to:

Accepted Answer

A)  Include parameter names. 
B)  Terminate with a semicolon. 
C)  Agree with the function definition. 
D)  Match with all calls to the function. 
A)  Include parameter names. 
B)  Terminate with a semicolon. 
C)  Agree with the function definition. 
D)  Match with all calls to the function.

Question 3

[C++11] Which of the following statements about scoped enumerations is false?

Accepted Answer

A)  A scoped enumeration is introduced by the keywords enum class, followed by a type name and a set of identifiers representing integer constants. 
B)  The identifiers in an enum class must be unique, but separate enumeration constants can have the same integer value. 
C)  By convention, you should capitalize the first letter of an enum class's name. 
D)  To reference a scoped enum constant, you must qualify the constant with the scoped enum's type name and the scope-resolution operator (:), as in MaritalStatus:SINGLE. 
A)  A scoped enumeration is introduced by the keywords enum class, followed by a type name and a set of identifiers representing integer constants. 
B)  The identifiers in an enum class must be unique, but separate enumeration constants can have the same integer value. 
C)  By convention, you should capitalize the first letter of an enum class's name. 
D)  To reference a scoped enum constant, you must qualify the constant with the scoped enum's type name and the scope-resolution operator (:), as in MaritalStatus:SINGLE.

Question 4

All of the following are true of functions except:

Accepted Answer

A)  They define specific tasks that can be used at many points in a program. 
B)  A function call must specify the name and arguments of the function. 
C)  The definition of a function usually is visible to other functions. 
D)  The implementation of a function is hidden from the caller. 
A)  They define specific tasks that can be used at many points in a program. 
B)  A function call must specify the name and arguments of the function. 
C)  The definition of a function usually is visible to other functions. 
D)  The implementation of a function is hidden from the caller.

Question 5

Recursion is to the base case as iteration is to what:

Accepted Answer

A)  The counter. 
B)  A repetition structure. 
C)  Failure of the loop continuation test. 
D)  A selection structure. 
A)  The counter. 
B)  A repetition structure. 
C)  Failure of the loop continuation test. 
D)  A selection structure.

Question 6

Overloaded functions must have:

Accepted Answer

A)  Different parameter lists. 
B)  Different return types. 
C)  The same number of parameters. 
D)  The same number of default arguments. 
A)  Different parameter lists. 
B)  Different return types. 
C)  The same number of parameters. 
D)  The same number of default arguments.

Question 7

Labels are the only identifiers with:

Accepted Answer

A)  Function scope. 
B)  File scope. 
C)  Block scope. 
D)  Function-prototype scope. 
A)  Function scope. 
B)  File scope. 
C)  Block scope. 
D)  Function-prototype scope.

Question 8

Which of the following C++ Standard Library headers does not contain a C++ Standard Library container class?

Accepted Answer

A) . B) . C) . D) . A) . B) . C) . D) .

Question 9

Call-by-reference can achieve the security of call-by-value when:

Accepted Answer

A)  The value being passed is small. 
B)  A large argument is passed in order to improve performance. 
C)  A pointer to the argument is used. 
D)  The const qualifier is used. 
A)  The value being passed is small. 
B)  A large argument is passed in order to improve performance. 
C)  A pointer to the argument is used. 
D)  The const qualifier is used.

Question 10

A function prototype can always be omitted when:

Accepted Answer

A)  A function is defined before it is first invoked. 
B)  A function is invoked before it is first defined. 
C)  A function takes no arguments. 
D)  A function does not return a value. 
A)  A function is defined before it is first invoked. 
B)  A function is invoked before it is first defined. 
C)  A function takes no arguments. 
D)  A function does not return a value.

Question 11

The inline keyword:

Accepted Answer

A)  Increases function-call overhead. 
B)  Can reduce a function's execution time but increase program size. 
C)  Can decrease program size but increase the function's execution time. 
D)  Should be used with all frequently used functions. 
A)  Increases function-call overhead. 
B)  Can reduce a function's execution time but increase program size. 
C)  Can decrease program size but increase the function's execution time. 
D)  Should be used with all frequently used functions.

Question 12

Assuming the following pseudocode for the Fibonacci series, what is the value of the 5th Fibonacci number (fibonacci (5))? fibonacci(0) = 0
Fibonacci(1) = 1
Fibonacci(n) = fibonacci(n - 1) + fibonacci(n - 2)

Accepted Answer

A)  1. 
B)  3. 
C)  5. 
D)  7. 
A)  1. 
B)  3. 
C)  5. 
D)  7.

Question 13

To make numeric literals more readable, C++14 allows you to insert between groups of digits in numeric literals the digit separator ' (a single-quote character).

Accepted Answer

A)  , (a comma) 
B)  ^ (a caret) 
C)  ' (a single quote) 
D)  * (an asterisk) 
A)  , (a comma) 
B)  ^ (a caret) 
C)  ' (a single quote) 
D)  * (an asterisk)

Question 14

Type-safe linkage is ensured by:

Accepted Answer

A)  Name mangling. 
B)  Calling the correct function. 
C)  The agreement of the arguments and parameters. 
D)  Specifying return types. 
A)  Name mangling. 
B)  Calling the correct function. 
C)  The agreement of the arguments and parameters. 
D)  Specifying return types.

Question 15

Given the following function template template <typename T>
T maximum(T value1, T value2)
{
If (value1 > value2) {
Return value1;
}
Else {
Return value2;
}
}
What would be returned by the following two function calls?
Maximum(2, 5);
Maximum(2.3, 5.2);

Accepted Answer

A)  5 and a type-mismatch error. 
B)  5 and 5.2. 
C)  2 and 2.3. 
D)  Two error messages. 
A)  5 and a type-mismatch error. 
B)  5 and 5.2. 
C)  2 and 2.3. 
D)  Two error messages.

Question 16

If a set of functions have the same program logic and operations and differ only in the data type(s) each receives as argument(s) then a(n) __________ should be used.

Accepted Answer

A)  Overloaded function. 
B)  Recursive function. 
C)  Macro. 
D)  Function template. 
A)  Overloaded function. 
B)  Recursive function. 
C)  Macro. 
D)  Function template.

Question 17

Using the following function definition, the parameter list is represented by: A B (C)
{
D
}

Accepted Answer

A)  A. 
B)  B. 
C)  C. 
D)  D. 
A)  A. 
B)  B. 
C)  C. 
D)  D.

Question 18

An activation record will be popped off the function call stack whenever:

Accepted Answer

A)  A function returns control to its caller. 
B)  A function calls another function. 
C)  A function calls itself. 
D)  A function declares a local variable. 
A)  A function returns control to its caller. 
B)  A function calls another function. 
C)  A function calls itself. 
D)  A function declares a local variable.

Question 19

A recursive function is a function that:

Accepted Answer

A)  Returns a double. 
B)  Takes 3 arguments. 
C)  Calls itself, directly or indirectly. 
D)  Is inside of another function. 
A)  Returns a double. 
B)  Takes 3 arguments. 
C)  Calls itself, directly or indirectly. 
D)  Is inside of another function.

Question 20

Functions can:

Accepted Answer

A)  Be used as building blocks to create new programs. 
B)  Return a result to the caller function. 
C)  Be reused any number of times. 
D)  Do all of the above. 
A)  Be used as building blocks to create new programs. 
B)  Return a result to the caller function. 
C)  Be reused any number of times. 
D)  Do all of the above.

Exam 6: Functions and an Introduction to Recursion

A variable that can have values only in the range 0 to 65535 is a:

A function prototype does not have to:

[C++11] Which of the following statements about scoped enumerations is false?

All of the following are true of functions except:

Recursion is to the base case as iteration is to what:

Overloaded functions must have:

Labels are the only identifiers with:

Which of the following C++ Standard Library headers does not contain a C++ Standard Library container class?

Call-by-reference can achieve the security of call-by-value when:

A function prototype can always be omitted when:

The inline keyword:

Assuming the following pseudocode for the Fibonacci series, what is the value of the 5th Fibonacci number (fibonacci (5))? fibonacci(0) = 0 Fibonacci(1) = 1 Fibonacci(n) = fibonacci(n - 1) + fibonacci(n - 2)

To make numeric literals more readable, C++14 allows you to insert between groups of digits in numeric literals the digit separator ' (a single-quote character).

Type-safe linkage is ensured by:

Given the following function template template <typename T> T maximum(T value1, T value2) { If (value1 > value2) { Return value1; } Else { Return value2; } } What would be returned by the following two function calls? Maximum(2, 5); Maximum(2.3, 5.2);

If a set of functions have the same program logic and operations and differ only in the data type(s) each receives as argument(s) then a(n) __________ should be used.

Using the following function definition, the parameter list is represented by: A B (C) { D }

An activation record will be popped off the function call stack whenever:

A recursive function is a function that:

Functions can:

Introduction to Computers and C++

Introduction to C Programming; Inputoutput and Operators

Introduction to Classes, Objects and Strings

Control Statements, Assignment, and Operators

Control Statements, Logical Operators

Class Templates Array and Vector; Catching Exceptions

Pointers and Pointer-Based Strings

Classes: a Deeper Look; Throwing Exceptions

Operator Overloading; String and Array Objects

Object-Oriented Programming: Inheritance

Object-Oriented Programming: Polymorphism

Stream Inputoutput: a Deeper Look

File Processing

Standard Library Containers and Iterators

Standard Library Algorithms

Exception Handling: a Deeper Look

Introduction to Custom Templates

Custom Templatized Data Structures

Searching and Sorting

Class String and String Stream Processing

Bits, Characters, C Strings and Structs

Other Topics

C++11 Additional Features

Filters

Assuming the following pseudocode for the Fibonacci series, what is the value of the 5^th Fibonacci number (fibonacci (5))? fibonacci(0) = 0 Fibonacci(1) = 1 Fibonacci(n) = fibonacci(n - 1) + fibonacci(n - 2)