Question 1

The three types of requirements for networking resulting from DDP are connectivity,availability,and performance.

Accepted Answer

A) True 
 B)False  True

Question 2

Match the replication strategies below with the appropriate design architecture it uses.

Accepted Answer

A)  Cascade or broadcast distribution
B)  Two-phase commit
C)  Lock and load
D)  Messaging and queuing
E)  Three-phase commitF) A) and D)
G) None of the above B

Question 3

Like the Internet,intranets are difficult to manage.

Accepted Answer

A) True 
 B)False

Question 4

Extranets use different protocols and applications than are used in Intranets.

Accepted Answer

A) True 
 B)False  False

Question 5

Database applications are always distributed applications.

Accepted Answer

A) True 
 B)False

Question 6

Replicated databases involve copying all or part of the database to additional computers.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following is not a feature of an Intranet?

Accepted Answer

A)  Uses Internet based standards,such as HTML and SMTP
B)  Uses the TCP/IP protocol for local and wide-area networking
C)  Is used to distribute content to the general Internet
D)  Can be effectively managed
E)  Is used to connect both local and remote sites into one networkF) A) and D)
G) All of the above

Question 8

The three ways of organizing data for use by an organization are

Accepted Answer

A)  centralized,replicated,and partitioned.
B)  centralized,structured,and partitioned.
C)  structured,replicated,and partitioned.
D)  centralized,replicated,and structured.
E)  distributed,replicated,and partitioned.F) A) and B)
G) B) and E)

Question 9

Retail point of sale systems are an example of horizontal partitioning of data processing.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following is not a function provided by servers in client/server systems?

Accepted Answer

A)  Printing services
B)  Data entry
C)  Database services
D)  Gateways
E)  Fax servicesF) All of the above
G) A) and E)

Question 11

List and describe at least two factors that have led to the increase in DDP.

Accepted Answer

Decrease in the cost and incre...

Question 12

Which of the following typically is not supported by distributed processing?

Accepted Answer

A)  Applications
B)  Device controllers
C)  Data
D)  Control
E)  MainframesF) B) and D)
G) B) and E)

Question 13

List and describe the three primary methods for replicating databases.

Accepted Answer

Real-time replication involves synchroni...

Question 14

Which of the following is not a benefit of distributed data processing?

Accepted Answer

A)  Increased responsiveness to organizational needs
B)  Better correspondence to organizational patterns
C)  Greater user involvement and control
D)  Enhanced centralization of data definitions
E)  Reduced systems incompatibilityF) B) and D)
G) A) and D)

Question 15

A partitioned database is by definition not a replicated database.

Accepted Answer

A) True 
 B)False

Question 16

Traditionally,data processing has been organized in a distributed model.

Accepted Answer

A) True 
 B)False

Question 17

Centralized data processing typically involves terminals connected to large computers in a central data processing facility.

Accepted Answer

A) True 
 B)False

Question 18

Intranets use the same communication protocols and applications as the Internet.

Accepted Answer

A) True 
 B)False

Question 19

Which aspects of data processing can be centralized?

Accepted Answer

1)Computers,in a central facil...

Question 20

Describe the key differences and similarities between Internets,Intranets,and Extranets.

Accepted Answer

All use TCP/IP,as well as applications s...

Exam 3: Distributed Data Processing

The three types of requirements for networking resulting from DDP are connectivity,availability,and performance.

Correct AnswerverifiedTrue

Match the replication strategies below with the appropriate design architecture it uses.

Correct AnswerverifiedB

Like the Internet,intranets are difficult to manage.

Correct AnswerverifiedShow Answer

Extranets use different protocols and applications than are used in Intranets.

Correct AnswerverifiedFalse

Database applications are always distributed applications.

Correct AnswerverifiedShow Answer

Replicated databases involve copying all or part of the database to additional computers.

Correct AnswerverifiedShow Answer

Which of the following is not a feature of an Intranet?

Correct AnswerverifiedShow Answer

The three ways of organizing data for use by an organization are

Correct AnswerverifiedShow Answer

Retail point of sale systems are an example of horizontal partitioning of data processing.

Correct AnswerverifiedShow Answer

Which of the following is not a function provided by servers in client/server systems?

Correct AnswerverifiedShow Answer

List and describe at least two factors that have led to the increase in DDP.

Correct AnswerverifiedDecrease in the cost and incre...View AnswerShow Answer

Which of the following typically is not supported by distributed processing?

Correct AnswerverifiedShow Answer

List and describe the three primary methods for replicating databases.

Correct AnswerverifiedReal-time replication involves synchroni...View AnswerShow Answer

Which of the following is not a benefit of distributed data processing?

Correct AnswerverifiedShow Answer

A partitioned database is by definition not a replicated database.

Correct AnswerverifiedShow Answer

Traditionally,data processing has been organized in a distributed model.

Correct AnswerverifiedShow Answer

Centralized data processing typically involves terminals connected to large computers in a central data processing facility.

Correct AnswerverifiedShow Answer

Intranets use the same communication protocols and applications as the Internet.

Correct AnswerverifiedShow Answer

Which aspects of data processing can be centralized?

Correct Answerverified1)Computers,in a central facil...View AnswerShow Answer

Describe the key differences and similarities between Internets,Intranets,and Extranets.

Correct AnswerverifiedAll use TCP/IP,as well as applications s...View AnswerShow Answer

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True

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B

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False

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Decrease in the cost and incre...
View Answer

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Real-time replication involves synchroni...
View Answer

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1)Computers,in a central facil...
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All use TCP/IP,as well as applications s...
View Answer