Question 1

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

Accepted Answer

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

Question 2

The argument list of a function call must match, or be consistent with, the parameter list of the called function in all of the following details, except:

Accepted Answer

A)  The number of arguments/parameters in the list. 
B)  The types of arguments/parameters in the list. 
C)  The names of arguments/parameters in the list. 
D)  The argument list and parameter list must match in all of the above details. 
A)  The number of arguments/parameters in the list. 
B)  The types of arguments/parameters in the list. 
C)  The names of arguments/parameters in the list. 
D)  The argument list and parameter list must match in all of the above details. C

Question 3

The function prototype
Double mySqrt int x );

Accepted Answer

A)  Declares a function called mySqrt which takes an integer as an argument and returns a double. 
B)  Defines a function called double which calculates square roots. 
C)  Defines a function called mySqrt which takes an argument of type x and returns a double. 
D)  Declares a function called mySqrt which takes a double as an argument and returns an integer. 
A)  Declares a function called mySqrt which takes an integer as an argument and returns a double. 
B)  Defines a function called double which calculates square roots. 
C)  Defines a function called mySqrt which takes an argument of type x and returns a double. 
D)  Declares a function called mySqrt which takes a double as an argument and returns an integer. A

Question 4

Converting from type ________ to type ________ will result in the loss of data.

Accepted Answer

A)  bool, char. 
B)  float, double. 
C)  int, char. 
D)  short, long. 
A)  bool, char. 
B)  float, double. 
C)  int, char. 
D)  short, long.

Question 5

Which of the following is not a valid enumeration statement?

Accepted Answer

A)  Enum person { me, you, them };. 
B)  Enum person { me = 1, you = 2, them = 3 };. 
C)  Enum person { me = 0, you = 0, them = 0 };. 
D)  Enum person { me, you, me };. 
A)  Enum person { me, you, them };. 
B)  Enum person { me = 1, you = 2, them = 3 };. 
C)  Enum person { me = 0, you = 0, them = 0 };. 
D)  Enum person { me, you, me };.

Question 6

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 7

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.

Question 8

A function prototype can always be omitted when:

Accepted Answer

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

Question 9

Which of the following expressions returns the trigonometric sine of x?

Accepted Answer

A)  sin x ). 
B)  sine x ). 
C)  trig_sin x ). 
D)  trig_sine x ). 
A)  sin x ). 
B)  sine x ). 
C)  trig_sin x ). 
D)  trig_sine x ).

Question 10

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 11

If the function int volume int x = 1, int y = 1, int z = 1 ); is called by the expression volume 3 ), how many default arguments are used?

Accepted Answer

A)  None. 
B)  One. 
C)  Two. 
D)  Three. 
A)  None. 
B)  One. 
C)  Two. 
D)  Three.

Question 12

For which of the following operators does C++ not specify the order of evaluation of its operands?

Accepted Answer

A)  "+." 
B)  "&&." 
C)  ",." 
D)  "?:." 
A)  "+." 
B)  "&&." 
C)  ",." 
D)  "?:."

Question 13

Recursion is memory-intensive because:

Accepted Answer

A)  Recursive functions tend to declare many local variables. 
B)  Previous function calls are still open when the function calls itself and the activation records of these previous calls still occupy space on the call stack. 
C)  Many copies of the function code are created. 
D)  It requires large data values. 
A)  Recursive functions tend to declare many local variables. 
B)  Previous function calls are still open when the function calls itself and the activation records of these previous calls still occupy space on the call stack. 
C)  Many copies of the function code are created. 
D)  It requires large data values.

Question 14

In regards to default arguments, which of the following is false?

Accepted Answer

A)  When an argument is omitted in a function call, the default value of that argument is automatically inserted by the compiler and passed in the function call. 
B)  They must be the rightmost trailing) arguments in a function's parameter list. 
C)  Default values can be constants. 
D)  Default values cannot be global variables or function calls. 
A)  When an argument is omitted in a function call, the default value of that argument is automatically inserted by the compiler and passed in the function call. 
B)  They must be the rightmost trailing) arguments in a function's parameter list. 
C)  Default values can be constants. 
D)  Default values cannot be global variables or function calls.

Question 15

Which of the following statements is false?

Accepted Answer

A)  The commas used to separate the arguments in a function call are comma operators. 
B)  The comma operator guarantees that its operands are evaluated left to right. 
C)  The order of evaluation of a function's arguments is not specified by the C++ standard. 
D)  The C++ standard guarantees that all arguments in a function call are evaluated before the called function executes. 
A)  The commas used to separate the arguments in a function call are comma operators. 
B)  The comma operator guarantees that its operands are evaluated left to right. 
C)  The order of evaluation of a function's arguments is not specified by the C++ standard. 
D)  The C++ standard guarantees that all arguments in a function call are evaluated before the called function executes.

Question 16

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 17

Given the following function template
Template 
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 18

Which of the following does the C++ compiler not examine in order to select the proper overloaded function to call?

Accepted Answer

A)  Types and order of the arguments in the function call. 
B)  The number of arguments in the function call. 
C)  The return type of the function. 
D)  It examines all of the above. 
A)  Types and order of the arguments in the function call. 
B)  The number of arguments in the function call. 
C)  The return type of the function. 
D)  It examines all of the above.

Question 19

In the expression
N = x + rand) % y;

Accepted Answer

A)  y is the shifting value. 
B)  x is the scaling value. 
C)  y is the scaling value. 
D)  Both a) and b). 
A)  y is the shifting value. 
B)  x is the scaling value. 
C)  y is the scaling value. 
D)  Both a) and b).

Question 20

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.

Exam 5: Functions and an Introduction to Recursion

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

The argument list of a function call must match, or be consistent with, the parameter list of the called function in all of the following details, except:

The function prototype Double mySqrt int x );

Converting from type ________ to type ________ will result in the loss of data.

Which of the following is not a valid enumeration statement?

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

Functions can:

A function prototype can always be omitted when:

Which of the following expressions returns the trigonometric sine of x?

Overloaded functions must have:

If the function int volume int x = 1, int y = 1, int z = 1 ); is called by the expression volume 3 ), how many default arguments are used?

For which of the following operators does C++ not specify the order of evaluation of its operands?

Recursion is memory-intensive because:

In regards to default arguments, which of the following is false?

Which of the following statements is false?

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

Given the following function template Template < class 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 );

Which of the following does the C++ compiler not examine in order to select the proper overloaded function to call?

In the expression N = x + rand) % y;

All of the following are true of functions except:

Introduction to Computers, the Internet and the World Wide Web

Introduction to C Programming

Control Statements, Part 1

Control Statements, Part 2

Arrays and Vectors

Pointers and Pointer-Based Strings

Sequential-Access Files

Classes

Classes: a Deeper Look, Part 2

Operator Overloading; String and Array Objects

Object-Oriented Programming: Inheritance

Object-Oriented Programming: Polymorphism

Templates

Stream Inputoutput

Exception Handling

File Processing

Class String and String Stream Processing

Searching and Sorting

Data Structures

Standard Template Library Stl

Bits, Characters, C Strings and Structs

Boost Libraries, Technical Report 1 and C0x

Other Topics

ATM Case Study, Part 1: Object-Oriented Design With the Uml

ATM Case Study, Part 2: Implementing an Object-Oriented Design

Game Programming With Ogre

Filters

Converting from type to type will result in the loss of data.