Question 1

Each role has a duplicity, which indicates how many objects participate in a given relationship.

Accepted Answer

A) True 
 B)False

Question 2

An object encapsulates both data and behavior.

Accepted Answer

A) True 
 B)False

Question 3

The implementation of an operation is called a(n):

Accepted Answer

A)  attribute. 
B)  class. 
C)  method. 
D)  object. 
A)  attribute. 
B)  class. 
C)  method. 
D)  object.

Question 4

{disjoint, complete} is an example of a UML:

Accepted Answer

A)  expansion. 
B)  HTML link. 
C)  business rule constraint. 
D)  database clause. 
A)  expansion. 
B)  HTML link. 
C)  business rule constraint. 
D)  database clause.

Question 5

________ means that the same operation can apply to two or more classes in different ways.

Accepted Answer

A)  Polymorphism 
B)  Inheritance 
C)  Combined operations 
D)  Checkpoint 
A)  Polymorphism 
B)  Inheritance 
C)  Combined operations 
D)  Checkpoint

Question 6

A composition is an instance of class that is made up of more than one class.

Accepted Answer

A) True 
 B)False

Question 7

What is polymorphism?

Accepted Answer

Polymorphism is the ability of an operat

Question 8

A class diagram shows the dynamic structure of an object-oriented model.

Accepted Answer

A) True 
 B)False

Question 9

An operation is a function or service that is provided by all of the classes.

Accepted Answer

A) True 
 B)False

Question 10

In overriding for restriction, the protocol of the new operation in the subclass is restricted.

Accepted Answer

A) True 
 B)False

Question 11

An association class is similar to an associative entity in the E-R model.

Accepted Answer

A) True 
 B)False

Question 12

A state represents how an object acts.

Accepted Answer

A) True 
 B)False

Question 13

An abstract operation describes the implementation of an operation.

Accepted Answer

A) True 
 B)False

Question 14

The Unified Modeling Language:

Accepted Answer

A)  is a notation useful for graphically depicting an object-oriented analysis or design model. 
B)  is used in traditional ERD modeling. 
C)  was developed by E.F. Codd. 
D)  is a SQL sublanguage. 
A)  is a notation useful for graphically depicting an object-oriented analysis or design model. 
B)  is used in traditional ERD modeling. 
C)  was developed by E.F. Codd. 
D)  is a SQL sublanguage.

Question 15

Encapsulation is the technique of hiding the internal implementation details of an object from its external view.

Accepted Answer

A) True 
 B)False

Question 16

All of the following are benefits of object-oriented modeling EXCEPT:

Accepted Answer

A)  the ability to tackle more challenging problem domains. 
B)  increased consistency among analysis, design, and programming activities. 
C)  decreased communication among the users, analysts, designers, and programmers. 
D)  reusability of analysis, design, and programming results. 
A)  the ability to tackle more challenging problem domains. 
B)  increased consistency among analysis, design, and programming activities. 
C)  decreased communication among the users, analysts, designers, and programmers. 
D)  reusability of analysis, design, and programming results.

Question 17

A diagram that shows the static structure of an object-oriented model is called a(n):

Accepted Answer

A)  structure diagram. 
B)  class diagram. 
C)  entity diagram. 
D)  data flow diagram. 
A)  structure diagram. 
B)  class diagram. 
C)  entity diagram. 
D)  data flow diagram.

Question 18

An association ________ is an association that has attributes or operations of its own.

Accepted Answer

A)  link 
B)  group 
C)  class 
D)  body 
A)  link 
B)  group 
C)  class 
D)  body

Question 19

An operation that creates a new instance of a class is called a(n):

Accepted Answer

A)  query operation. 
B)  update operation. 
C)  scope operation. 
D)  constructor operation. 
A)  query operation. 
B)  update operation. 
C)  scope operation. 
D)  constructor operation.

Question 20

According to the UML Notation Guide, the term disjoint means that a descendent may not be descended from more than one of the subclasses.

Accepted Answer

A) True 
 B)False

Each role has a duplicity, which indicates how many objects participate in a given relationship.

An object encapsulates both data and behavior.

The implementation of an operation is called a(n):

{disjoint, complete} is an example of a UML:

________ means that the same operation can apply to two or more classes in different ways.

A composition is an instance of class that is made up of more than one class.

What is polymorphism?

A class diagram shows the dynamic structure of an object-oriented model.

An operation is a function or service that is provided by all of the classes.

In overriding for restriction, the protocol of the new operation in the subclass is restricted.

An association class is similar to an associative entity in the E-R model.

A state represents how an object acts.

An abstract operation describes the implementation of an operation.

The Unified Modeling Language:

Encapsulation is the technique of hiding the internal implementation details of an object from its external view.

All of the following are benefits of object-oriented modeling EXCEPT:

A diagram that shows the static structure of an object-oriented model is called a(n):

An association ________ is an association that has attributes or operations of its own.

An operation that creates a new instance of a class is called a(n):

According to the UML Notation Guide, the term disjoint means that a descendent may not be descended from more than one of the subclasses.

The Database Environment and Development Process

Modeling Data in the Organization

The Enhanced E-R Model

Logical Database Design and the Relational Model

Introduction to SQL

Advanced SQL

Databases in Applications

Physical Database Design and Database Infrastructure

Data Warehousing and Data Integration

Big Data Technologies

Analytics and Its Implications

Data and Database Administration With Focus on Data Quality

Distributed Databases

Filters

Exam 14: Object-Oriented Data Modeling

Each role has a duplicity, which indicates how many objects participate in a given relationship.

An object encapsulates both data and behavior.

The implementation of an operation is called a(n):

{disjoint, complete} is an example of a UML:

________ means that the same operation can apply to two or more classes in different ways.

A composition is an instance of class that is made up of more than one class.

What is polymorphism?

A class diagram shows the dynamic structure of an object-oriented model.

An operation is a function or service that is provided by all of the classes.

In overriding for restriction, the protocol of the new operation in the subclass is restricted.

An association class is similar to an associative entity in the E-R model.

A state represents how an object acts.

An abstract operation describes the implementation of an operation.

The Unified Modeling Language:

Encapsulation is the technique of hiding the internal implementation details of an object from its external view.

All of the following are benefits of object-oriented modeling EXCEPT:

A diagram that shows the static structure of an object-oriented model is called a(n):

An association ________ is an association that has attributes or operations of its own.

An operation that creates a new instance of a class is called a(n):

According to the UML Notation Guide, the term disjoint means that a descendent may not be descended from more than one of the subclasses.

The Database Environment and Development Process

Modeling Data in the Organization

The Enhanced E-R Model

Logical Database Design and the Relational Model

Introduction to SQL

Advanced SQL

Databases in Applications

Physical Database Design and Database Infrastructure

Data Warehousing and Data Integration

Big Data Technologies

Analytics and Its Implications

Data and Database Administration With Focus on Data Quality

Distributed Databases

Filters