Question 1

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

Accepted Answer

A) True 
 B)False

Question 2

A part object that belongs to only one whole object and lives and dies with the whole object is called composting.

Accepted Answer

A) True 
 B)False

Question 3

A derived attribute, association, or role is one that can be computed or derived from other attributes, associations, or roles.

Accepted Answer

A) True 
 B)False

Question 4

An operation that applies to a class rather than an object instance is a(n):

Accepted Answer

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

Question 5

A(n) ________ is a named relationship between or among classes.

Accepted Answer

A)  association 
B)  named relationship 
C)  assumption 
D)  attribute 
A)  association 
B)  named relationship 
C)  assumption 
D)  attribute

Question 6

In the following diagram, ________ objects are present (i.e., :Registration).

Accepted Answer

A)  link 
B)  object 
C)  XML 
D)  ERD 
A)  link 
B)  object 
C)  XML 
D)  ERD

Question 7

Both E-R model and object-oriented models are centered around objects.

Accepted Answer

A) True 
 B)False

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

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

Accepted Answer

A) True 
 B)False

Question 11

When specifying a business rule between graphical symbols, a dashed arrow is drawn from one element to the other.

Accepted Answer

A) True 
 B)False

Question 12

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 13

An update operation has side effects since it alters the state of an object.

Accepted Answer

A) True 
 B)False

Question 14

What are several motivations and benefits of object-oriented modeling?

Accepted Answer

Coad and Yourdon identified several moti

Question 15

What is polymorphism?

Accepted Answer

Polymorphism is the ability of an operat

Question 16

The object-oriented systems development cycle consists of:

Accepted Answer

A)  two phases. 
B)  three phases. 
C)  four phases. 
D)  five phases. 
A)  two phases. 
B)  three phases. 
C)  four phases. 
D)  five phases.

Question 17

In the figure below, which of the following is true?

Accepted Answer

A)  Students use various software tools for different courses. 
B)  Students can only register for one course. 
C)  Students use only one type of software. 
D)  Each course uses specific software. 
A)  Students use various software tools for different courses. 
B)  Students can only register for one course. 
C)  Students use only one type of software. 
D)  Each course uses specific software.

Question 18

When some of the operations on a whole class automatically apply to its parts, the operation is said to propagate.

Accepted Answer

A) True 
 B)False

Question 19

In aggregation, some of the operations of the whole automatically apply to its parts.

Accepted Answer

A) True 
 B)False

Question 20

Which of the following operations does NOT alter the state of an object?

Accepted Answer

A)  Update 
B)  Query 
C)  Constructor 
D)  Class-Scope Update 
A)  Update 
B)  Query 
C)  Constructor 
D)  Class-Scope Update

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

A part object that belongs to only one whole object and lives and dies with the whole object is called composting.

A derived attribute, association, or role is one that can be computed or derived from other attributes, associations, or roles.

An operation that applies to a class rather than an object instance is a(n):

A(n) ________ is a named relationship between or among classes.

In the following diagram, ________ objects are present (i.e., :Registration).

Both E-R model and object-oriented models are centered around objects.

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.

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

When specifying a business rule between graphical symbols, a dashed arrow is drawn from one element to the other.

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

An update operation has side effects since it alters the state of an object.

What are several motivations and benefits of object-oriented modeling?

What is polymorphism?

The object-oriented systems development cycle consists of:

In the figure below, which of the following is true?

When some of the operations on a whole class automatically apply to its parts, the operation is said to propagate.

In aggregation, some of the operations of the whole automatically apply to its parts.

Which of the following operations does NOT alter the state of an object?

The Database Environment and Development Process

Modeling Data in the Organization

The Enhanced E-R Model

Logical Database Design and the Relational Model

Physical Database Design and Performance

Introduction to SQL

Advanced SQL

Database Application Development

Data Warehousing

Data Quality and Integration

Big Data and Analytics

Data and Database Administration

Distributed Databases

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Exam 14: Object-Oriented Data Modeling

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

A part object that belongs to only one whole object and lives and dies with the whole object is called composting.

A derived attribute, association, or role is one that can be computed or derived from other attributes, associations, or roles.

An operation that applies to a class rather than an object instance is a(n):

A(n) ________ is a named relationship between or among classes.

In the following diagram, ________ objects are present (i.e., :Registration).

Both E-R model and object-oriented models are centered around objects.

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.

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

When specifying a business rule between graphical symbols, a dashed arrow is drawn from one element to the other.

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

An update operation has side effects since it alters the state of an object.

What are several motivations and benefits of object-oriented modeling?

What is polymorphism?

The object-oriented systems development cycle consists of:

In the figure below, which of the following is true?

When some of the operations on a whole class automatically apply to its parts, the operation is said to propagate.

In aggregation, some of the operations of the whole automatically apply to its parts.

Which of the following operations does NOT alter the state of an object?

The Database Environment and Development Process

Modeling Data in the Organization

The Enhanced E-R Model

Logical Database Design and the Relational Model

Physical Database Design and Performance

Introduction to SQL

Advanced SQL

Database Application Development

Data Warehousing

Data Quality and Integration

Big Data and Analytics

Data and Database Administration

Distributed Databases

Filters