Question 1

A single method invocation may contain constants or variables,but not both.

Accepted Answer

A) True 
 B)False  False

Question 2

How is generalization/specialization represented on a UML class diagram?

Accepted Answer

A) a solid line. 
B) an unfilled arrow. 
C) a filled diamond. 
D) a dashed line. 
A) a solid line. 
B) an unfilled arrow. 
C) a filled diamond. 
D) a dashed line. B

Question 3

If two methods in a class hierarchy have the same name,

Accepted Answer

A) the classes that contain them cannot be included in the same program. 
B) one method must have fewer parameters than the other to ensure uniqueness. 
C) the method name must be appended to the class name on invokation. 
D) an object name must precede the method name when either method is invoked. 
A) the classes that contain them cannot be included in the same program. 
B) one method must have fewer parameters than the other to ensure uniqueness. 
C) the method name must be appended to the class name on invokation. 
D) an object name must precede the method name when either method is invoked. D

Question 4

A polymorphic method

Accepted Answer

A) has multiple implementations within the same class definition. 
B) is uniquely identified by the data types of its arguments. 
C) can be used in a subclass if it's not used in a base class. 
D) has the same name as another method within the same class hierarchy. 
A) has multiple implementations within the same class definition. 
B) is uniquely identified by the data types of its arguments. 
C) can be used in a subclass if it's not used in a base class. 
D) has the same name as another method within the same class hierarchy.

Question 5

Polymorphism is used extensively in commercial programming.

Accepted Answer

A) True 
 B)False

Question 6

A single driver program may instantiate two or more instances of the same class.

Accepted Answer

A) True 
 B)False

Question 7

A single method can return values that are of different data types.

Accepted Answer

A) True 
 B)False

Question 8

A method in a subclass can invoke a method in its base class.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following people was not involved in the definition of UML?

Accepted Answer

A) Harlan Mills 
B) Ivar Jacobson 
C) Grady Booch 
D) Jim Rumbaugh 
A) Harlan Mills 
B) Ivar Jacobson 
C) Grady Booch 
D) Jim Rumbaugh

Question 10

Structured programming control structures do not apply in designing a class when inheritance is used.

Accepted Answer

A) True 
 B)False

Question 11

Inheritance is

Accepted Answer

A) a mechanism that uses generalization/specialization relationships. 
B) a mechanism for relating classes and objects. 
C) a relationship that establishes levels in a class hierarchy. 
D) a mechanism to share identifications and descriptions. 
A) a mechanism that uses generalization/specialization relationships. 
B) a mechanism for relating classes and objects. 
C) a relationship that establishes levels in a class hierarchy. 
D) a mechanism to share identifications and descriptions.

Question 12

A subclass can contain a new design of an inherited method.

Accepted Answer

A) True 
 B)False

Question 13

When a subclass is created,processing proceeds as if

Accepted Answer

A) the subclass was itself a base class. 
B) a call to the constructor of the base class were the first statement in the constructor for the subclass. 
C) the subclass was the class at the top of the class hierarchy. 
D) a call to the subclass's constructor had already occurred. 
A) the subclass was itself a base class. 
B) a call to the constructor of the base class were the first statement in the constructor for the subclass. 
C) the subclass was the class at the top of the class hierarchy. 
D) a call to the subclass's constructor had already occurred.

Question 14

Developers often use inheritance to simplify and shorten their implementation tasks.

Accepted Answer

A) True 
 B)False

Question 15

A base class may also be called a(n)

Accepted Answer

A) superclass. 
B) subclass. 
C) derived class. 
D) existent class. 
A) superclass. 
B) subclass. 
C) derived class. 
D) existent class.

Question 16

What is another name for an "is-a"relationship?

Accepted Answer

A) composition 
B) abstraction 
C) generalization/specialization 
D) kind-of/example 
A) composition 
B) abstraction 
C) generalization/specialization 
D) kind-of/example

Question 17

Classes that are not abstract classes are sometimes referred to as

Accepted Answer

A) base classes. 
B) concrete classes. 
C) superclasses. 
D) inherited classes. 
A) base classes. 
B) concrete classes. 
C) superclasses. 
D) inherited classes.

Question 18

Another name for a subclass is a(n)

Accepted Answer

A) described class. 
B) inherited class. 
C) derived class. 
D)  parent class. 
A) described class. 
B) inherited class. 
C) derived class. 
D)  parent class.

Question 19

A tennis player is a kind of athlete is an example of

Accepted Answer

A) generalization/specialization. 
B) class hierarchy. 
C) polymorphism. 
D) inheritance. 
A) generalization/specialization. 
B) class hierarchy. 
C) polymorphism. 
D) inheritance.

Question 20

The process of reimplementing in a subclass a method from the base class is called

Accepted Answer

A) overriding. 
B) overloading. 
C) polymorphism. 
D) inheritance. 
A) overriding. 
B) overloading. 
C) polymorphism. 
D) inheritance.

A single method invocation may contain constants or variables,but not both.

How is generalization/specialization represented on a UML class diagram?

If two methods in a class hierarchy have the same name,

A polymorphic method

Polymorphism is used extensively in commercial programming.

A single driver program may instantiate two or more instances of the same class.

A single method can return values that are of different data types.

A method in a subclass can invoke a method in its base class.

Which of the following people was not involved in the definition of UML?

Structured programming control structures do not apply in designing a class when inheritance is used.

Inheritance is

A subclass can contain a new design of an inherited method.

When a subclass is created,processing proceeds as if

Developers often use inheritance to simplify and shorten their implementation tasks.

A base class may also be called a(n)

What is another name for an "is-a"relationship?

Classes that are not abstract classes are sometimes referred to as

Another name for a subclass is a(n)

A tennis player is a kind of athlete is an example of

The process of reimplementing in a subclass a method from the base class is called

Introduction to Structured Design

Simple Sequence Control Structure

Ifthenelse Control Structure

Dowhile Control Structurecounter-Controlled Loops

Dowhile Control Structuretrailer Record Logic

Modularization

Case Control Structure

Dountil Control Structure

Introduction to Arrays

Introduction to Object-Oriented Design

Other Class and Object Relationships

Array Applications

Master File Update Processing

Control-Break Processing

Filters

Exam 11: Inheritance

A single method invocation may contain constants or variables,but not both.

How is generalization/specialization represented on a UML class diagram?

If two methods in a class hierarchy have the same name,

A polymorphic method

Polymorphism is used extensively in commercial programming.

A single driver program may instantiate two or more instances of the same class.

A single method can return values that are of different data types.

A method in a subclass can invoke a method in its base class.

Which of the following people was not involved in the definition of UML?

Structured programming control structures do not apply in designing a class when inheritance is used.

Inheritance is

A subclass can contain a new design of an inherited method.

When a subclass is created,processing proceeds as if

Developers often use inheritance to simplify and shorten their implementation tasks.

A base class may also be called a(n)

What is another name for an "is-a"relationship?

Classes that are not abstract classes are sometimes referred to as

Another name for a subclass is a(n)

A tennis player is a kind of athlete is an example of

The process of reimplementing in a subclass a method from the base class is called

Introduction to Structured Design

Simple Sequence Control Structure

Ifthenelse Control Structure

Dowhile Control Structurecounter-Controlled Loops

Dowhile Control Structuretrailer Record Logic

Modularization

Case Control Structure

Dountil Control Structure

Introduction to Arrays

Introduction to Object-Oriented Design

Other Class and Object Relationships

Array Applications

Master File Update Processing

Control-Break Processing

Filters