Question 1

If an object is declared in the definition of a member function of the class, then the object can access both the public and private members of the class.

Accepted Answer

A) True 
 B)False  True

Question 2

In C++, the ____ is called the member access operator.

Accepted Answer

A)  . 
B)  , 
C)  :: 
D)  # 
A)  . 
B)  , 
C)  :: 
D)  # A

Question 3

To guarantee that the member variables of a class are initialized, you use ____.

Accepted Answer

A)  accessors 
B)  mutators 
C)  constructors 
D)  destructor 
A)  accessors 
B)  mutators 
C)  constructors 
D)  destructor C

Question 4

A(n) ____________________ is a statement specifying the condition(s) that must be true before the function is called.

Accepted Answer

The answer of A(n) ____________________ is a statement specifying the...

Question 5

Given this declaration:myClass myObject;
The following statement is legal.
   myObject.x = 10;

Accepted Answer

A) True 
 B)False

Question 6

The public members of a class must be declared before the private members.

Accepted Answer

A) True 
 B)False

Question 7

In C++, you can pass a variable by reference and still prevent the function from changing its value by using the keyword ____ in the formal parameter declaration.

Accepted Answer

A)  automatic 
B)  private 
C)  static 
D)  const 
A)  automatic 
B)  private 
C)  static 
D)  const

Question 8

Which of the following class definitions is correct in C++?

Accepted Answer

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

Question 9

Figure 2:
 
-Consider the accompanying class definition, and the object declaration:rectangleType bigRect(14,10); Which of the following statements is correct?

Accepted Answer

A)  bigRect.setLengthWidth(); 
B)  bigRect.setLengthWidth(3.0, 2.0); 
C)  bigRect.length = 2.0; 
D)  bigRect.length = bigRect.width; 
A)  bigRect.setLengthWidth(); 
B)  bigRect.setLengthWidth(3.0, 2.0); 
C)  bigRect.length = 2.0; 
D)  bigRect.length = bigRect.width;

Question 10

A(n) ____________________ function of a class changes the values of the member variable(s) of the class.

Accepted Answer

The answer of A(n) ____________________ function of a class changes...

Question 11

The header file is also known as the ____________________.

Accepted Answer

interface

Question 12

In C++ terminology, a class object is the same as a class instance.

Accepted Answer

A) True 
 B)False

Question 13

A member function of a class that only accesses the value(s) of the data member(s) is called a(n) ____ function.

Accepted Answer

A)  accessor 
B)  mutator 
C)  constructor 
D)  destructor 
A)  accessor 
B)  mutator 
C)  constructor 
D)  destructor

Question 14

A ____ sign in front of a member name on a UML diagram indicates that this member is a public member.

Accepted Answer

A)  + 
B)  - 
C)  # 
D)  $ 
A)  + 
B)  - 
C)  # 
D)  $

Question 15

The components of a class are called the ____ of the class.

Accepted Answer

A)  elements 
B)  members 
C)  objects 
D)  properties 
A)  elements 
B)  members 
C)  objects 
D)  properties

Question 16

-Consider the UML class diagram shown in the accompanying figure.Which of the following is the name of the class?

Accepted Answer

A)  clock 
B)  clockType 
C)  Type 
D)  +clockType 
A)  clock 
B)  clockType 
C)  Type 
D)  +clockType

Question 17

In C++, class is a reserved word and it defines only a data type.

Accepted Answer

A) True 
 B)False

Question 18

If the heading of a member function of a class ends with the word const, then the function member cannot modify the private member variables, but it can modify the public member variables.

Accepted Answer

A) True 
 B)False

Question 19

Figure 2:
 
-Consider the accompanying class definition, and the declaration:rectangleType bigRect; Which of the following statements is correct?

Accepted Answer

A)  rectangleType.print(); 
B)  rectangleType::print(); 
C)  bigRect.print(); 
D)  bigRect::print(); 
A)  rectangleType.print(); 
B)  rectangleType::print(); 
C)  bigRect.print(); 
D)  bigRect::print();

Question 20

A class object can be ____.That is, it is created each time the control reaches its declaration, and destroyed when the control exits the surrounding block.

Accepted Answer

A)  static 
B)  automatic 
C)  local 
D)  public 
A)  static 
B)  automatic 
C)  local 
D)  public

Exam 10: Classes and Data Abstraction

If an object is declared in the definition of a member function of the class, then the object can access both the public and private members of the class.

In C++, the ____ is called the member access operator.

To guarantee that the member variables of a class are initialized, you use ____.

A(n) ____________________ is a statement specifying the condition(s) that must be true before the function is called.

Given this declaration:myClass myObject; The following statement is legal. myObject.x = 10;

The public members of a class must be declared before the private members.

In C++, you can pass a variable by reference and still prevent the function from changing its value by using the keyword ____ in the formal parameter declaration.

Which of the following class definitions is correct in C++?

Figure 2: -Consider the accompanying class definition, and the object declaration:rectangleType bigRect(14,10); Which of the following statements is correct?

A(n) ____________________ function of a class changes the values of the member variable(s) of the class.

The header file is also known as the ____________________.

In C++ terminology, a class object is the same as a class instance.

A member function of a class that only accesses the value(s) of the data member(s) is called a(n) ____ function.

A ____ sign in front of a member name on a UML diagram indicates that this member is a public member.

The components of a class are called the ____ of the class.

-Consider the UML class diagram shown in the accompanying figure.Which of the following is the name of the class?

In C++, class is a reserved word and it defines only a data type.

If the heading of a member function of a class ends with the word const, then the function member cannot modify the private member variables, but it can modify the public member variables.

Figure 2: -Consider the accompanying class definition, and the declaration:rectangleType bigRect; Which of the following statements is correct?

A class object can be ____.That is, it is created each time the control reaches its declaration, and destroyed when the control exits the surrounding block.

An Overview of Computers and Programming Languages

Basic Elements of C++

Inputoutput

Control Structures I Selection

Control Structures Ii Repetition

User-Defined Function

Namespaces, the Class String, and User-Defined Simple Data Types

Arrays

Records Structs

Inheritance and Composition

Pointers, Classes, Virtual Functions, and Abstract Classes

Operator Overloading and Templates

Exception Handling

Recursion

Linked Lists

Stacks and Queue

Searching and Sorting Algorithms

Binary Trees

Graph Algorithms

Standard Template Library

Filters