Question 1

When you derive a class from an existing class, you

Accepted Answer

A)  must add both new data and new functions.
B)  can add new data, but cannot add new functions.
C)  can add both new data and new functions.
D)  can add new functions, but cannot add new data.
E)  None of the above

Question 2

A good reason for overloading an operator is to enable it to

Accepted Answer

A)  operate on no operands.
B)  outperform its C language counterparts.
C)  be used with types defined by the programmer.
D)  operate on more operands than in its standard definition.
E)  None of the above

Question 3

A constructor that takes a single parameter of a type other than its class is called a convert constructor.

Accepted Answer

A) True 
 B)False

Question 4

Each object of a class has its own copy of the class's

Accepted Answer

A)  static member functions.
B)  instance member variables.
C)  static member variables.
D)  All of the above
E)  None of the above

Question 5

In an inheritance situation, you can't pass arguments to a base class constructor.

Accepted Answer

A) True 
 B)False

Question 6

When you overload the > operator.

Accepted Answer

A) True 
 B)False

Question 7

It is possible to declare an entire class as a friend of another class.

Accepted Answer

A) True 
 B)False

Question 8

C++ permits you to overload the sizeof operator.

Accepted Answer

A) True 
 B)False

Question 9

Protected members of a base class are like _ , with the exception that they may be accessed by derived classes.

Accepted Answer

A)  static members
B)  constructor functions
C)  public members
D)  private members
E)  None of the above

Question 10

An operator can work with programmer- defined data types.

Accepted Answer

A)  overloaded
B)  unconditional
C)  undefined
D)  inline
E)  None of the above

Question 11

It is a good idea to make a copy constructor's parameters by specifying the _ _ keyword in the parameter list.

Accepted Answer

A)  static, static
B)  constant, const
C)  global, glob
D)  inline, inline
E)  None of the above

Question 12

If a function f is a friend of a class A, and the class A is a friend of a class B, then the function f is able to access private members of B.

Accepted Answer

A) True 
 B)False

Question 13

The structure member selector operator . cannot be overloaded.

Accepted Answer

A) True 
 B)False

Question 14

A static member function cannot be called if no objects of the class exist.

Accepted Answer

A) True 
 B)False

Question 15

When you overload an operator, you cannot change the number of operands taken by the operator.

Accepted Answer

A) True 
 B)False

Question 16

A derived class may become a base class, if another class is derived from it.

Accepted Answer

A) True 
 B)False

Question 17

A member function of a derived class may not have the same name as a member function of a base class.

Accepted Answer

A) True 
 B)False

Question 18

The class constructor is called before the class constructor.

Accepted Answer

A)  public, private
B)  base, derived
C)  private, public
D)  derived, base
E)  None of the above

Question 19

If a member variable is declared _ , all objects of that class share access to that variable.

Accepted Answer

A)  inline
B)  dynamic
C)  default
D)  static
E)  None of the above

Question 20

To overload the + operator, you would write a function called

Accepted Answer

A)  overload +.
B)  operator.overload(+) .
C)  function +.
D)  operator +.
E)  None of the above

Exam 11: More About Classes and Object-Oriented Programming

It is possible to declare an entire class as a friend of another class.

Correct AnswerverifiedShow Answer

If a function f is a friend of a class A, and the class A is a friend of a class B, then the function f is able to access private members of B.

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The class constructor is called before the class constructor.

Correct AnswerverifiedShow Answer

If a member variable is declared _ , all objects of that class share access to that variable.

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When you derive a class from an existing class, you

Correct AnswerverifiedShow Answer

Protected members of a base class are like _ , with the exception that they may be accessed by derived classes.

Correct AnswerverifiedShow Answer

An operator can work with programmer- defined data types.

Correct AnswerverifiedShow Answer

Each object of a class has its own copy of the class's

Correct AnswerverifiedShow Answer

A derived class may become a base class, if another class is derived from it.

Correct AnswerverifiedShow Answer

A constructor that takes a single parameter of a type other than its class is called a convert constructor.

Correct AnswerverifiedShow Answer

C++ permits you to overload the sizeof operator.

Correct AnswerverifiedShow Answer

A member function of a derived class may not have the same name as a member function of a base class.

Correct AnswerverifiedShow Answer

It is a good idea to make a copy constructor's parameters by specifying the _ _ keyword in the parameter list.

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In an inheritance situation, you can't pass arguments to a base class constructor.

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When you overload the << operator, you must also overload the >> operator.

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A static member function cannot be called if no objects of the class exist.

Correct AnswerverifiedShow Answer

The structure member selector operator . cannot be overloaded.

Correct AnswerverifiedShow Answer

When you overload an operator, you cannot change the number of operands taken by the operator.

Correct AnswerverifiedShow Answer

To overload the + operator, you would write a function called

Correct AnswerverifiedShow Answer

A good reason for overloading an operator is to enable it to

Correct AnswerverifiedShow Answer

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