Ch. 13 Introduction to Classes

Question 1

The two common programming methods in practice today are _______ and _______.

Answer 1

Procedural programming, Object oriented programming

Question 2

________ programming is centered around functions or procedures.

Answer 2

procedural

Question 3

_________ programming is centered around objects.

Answer 3

Object oriented

Question 4

_______ is an objects ability to contain and manipulate its own data.

Answer 4

encapsulation

Question 5

In C++ the _______ is the construct used to create objects.

Answer 5

class

Question 6

A class is very similar to a(n) ________.

Answer 6

structure

Question 7

A(n) ________ is a key word inside a class declaration that establishes a member’s accessibility.

Answer 7

access specifier

Question 8

The default access specification of class members is ________.

Answer 8

private

Question 9

The default access specification of a struct in C++ is ________.

Answer 9

public

Question 10

Defining a class object is often called the _________ of a class.

Answer 10

instantiation

Question 11

Members of a class object may be accessed through a pointer to the object by using the ______ operator.

Answer 11

pointer

Question 12

If you were writing the declaration of a class named Canine, what would you name the file it was stored in?

Answer 12

Canine.h

Question 13

If you were writing the external definitions of the Canine class’s member functions, you would save them in a file named ______.

Answer 13

Canine.cpp

Question 14

When a member functions body is written inside a class declaration, the function is ________.

Answer 14

inline

Question 15

A ________ is automatically called when an object is created.

Answer 15

constructor

Question 16

A _______ is a member function with the same name as the class.

Answer 16

constructor

Question 17

________ are useful for performing initialization or setup routines in a class object.

Answer 17

constructors

Question 18

Constructors cannot have a ________ type.

Answer 18

return

Question 19

A _______ constructor is one that requires no arguments.

Answer 19

default

Question 20

A(n) ________ is a member function that is automatically called when an object is destroyed.

Answer 20

destructor

Question 21

A destructor has the same name as the class, but is preceded by a(n) ________ character.

Answer 21

tilde ~

Question 22

Like constructors, destructors cannot have a _________ type.

Answer 22

return

Question 23

A constructor whose arguments all have default values is a(n) ______ constructor.

Answer 23

default

Question 24

A class may have more than one constructor, as long as each has a different _______.

Answer 24

Parameter list

Question 25

A class may only have one default _________ and one ________.

Answer 25

Constructor, Destructor

Question 26

A(n) ______ may be used to pass arguments to the consructors of elements in an objects array.

Answer 26

initialization list

Question 27

Private members must be declared before public members T/F.

Answer 27

false

Question 28

Class members are private by default. t/f

Answer 28

true

Question 29

Members of a struct are private by default. t/f

Answer 29

false

Question 30

Classes and structures in C++ are very similar. t/f

Answer 30

true

Question 31

All private members of a class must be declared together. t/f

Answer 31

false

Question 32

All public members of a class must be declared together. t/f

Answer 32

false

Question 33

It is legal to define a pointer to a class object. t/f

Answer 33

true

Question 34

You can use the new operator to dynamically allocate an instance of a class. t/f

Answer 34

true

Question 35

A private member function may be called from a statement outside the class, as long as the statement is in the same program as the class declaration. t/f

Answer 35

false

Question 36

Constructors do not have to have the same name as the class. t/f

Answer 36

false

Question 37

Constructors may not have a return type. t/f

Answer 37

true

Question 38

Constructors cannot take arguments. t/f

Answer 38

false

Question 39

Destructors cannot take arguments. t/f

Answer 39

true

Question 40

Constructors may have default arguments. t/f

Answer 40

true

Question 41

Member functions may be overloaded. t/f

Answer 41

true

Question 42

Constructors may not be overloaded. t/f

Answer 42

false

Question 43

A class may not have a constructor with no parameter list, and a constructor whose arguments all have default values.

Answer 43

true

Question 44

A class may only have one destructor. t/f

Answer 44

true

Question 45

When an array of objects is defined, the constructor is only called for the first element. t/f

Answer 45

false

Question 46

To find the classes needed for an object-oriented application, you identify all the verbs in a description of the problem domain. t/f

Answer 46

false

Question 47

A class’s responsibilities are the things the class is responsible for knowing, and the actions the class must perform. t/f

Answer 47

true