Question 1

What technique is used by most videoconferencing applications to reduce the amount of data being transmitted?

Accepted Answer

A) hashing 
B) encryption 
C) authentication 
D) identification 
E) compression 
A) hashing 
B) encryption 
C) authentication 
D) identification 
E) compression

Question 2

Host-based and client-based networks are similar in that the client computer performs most of the work.

Accepted Answer

A) True 
 B)False

Question 3

A ________ is a very large general-purpose computer that is capable of performing very many functions as if these are done simultaneously, and storing extremely large amounts of data.

Accepted Answer

A) workstation 
B) transaction terminal 
C) cluster 
D) mainframe 
E) personal computer 
A) workstation 
B) transaction terminal 
C) cluster 
D) mainframe 
E) personal computer

Question 4

________ is the presentation of information to the user and the acceptance of the user's commands.

Accepted Answer

A) data storage 
B) data access logic 
C) application logic 
D) presentation logic 
E) application access storage 
A) data storage 
B) data access logic 
C) application logic 
D) presentation logic 
E) application access storage

Question 5

With ______________, the cloud provider manages the hardware including servers, storage, and networking components.The organization is responsible for all the software, including operating system and virtualization software), database software, and its applications and data.

Accepted Answer

A) private clouds 
B) hardware clouds 
C) storage services 
D) IaaS 
A) private clouds 
B) hardware clouds 
C) storage services 
D) IaaS

Question 6

In a client-server network, the presentation logic is the responsibility of the client computer.

Accepted Answer

A) True 
 B)False

Question 7

What are the three major parts of an HTTP request and what information does each part contain? Why does HTTP include a version number as part of the packet?

Accepted Answer

The three major parts of an HTTP request

Question 8

A "thin client" architecture approach:

Accepted Answer

A) always is a two-tier network architecture 
B) always is an n-tiered architecture 
C) places all or almost all of the application logic on the client 
D) places all or almost all of the application logic on the server 
E) refers to the size of the cable connecting the clients to the network 
A) always is a two-tier network architecture 
B) always is an n-tiered architecture 
C) places all or almost all of the application logic on the client 
D) places all or almost all of the application logic on the server 
E) refers to the size of the cable connecting the clients to the network

Question 9

Which of the following is not an advantage of instant messaging?

Accepted Answer

A) It usually takes days for an IM message to be delivered to the recipient. 
B) It allows real time typed messages to be exchanged. 
C) Some products are ICQ and AOL Instant Messenger. 
D) It is generally faster than snail-mail. 
E) It helps people avoid telephone tag. 
A) It usually takes days for an IM message to be delivered to the recipient. 
B) It allows real time typed messages to be exchanged. 
C) Some products are ICQ and AOL Instant Messenger. 
D) It is generally faster than snail-mail. 
E) It helps people avoid telephone tag.

Question 10

In the three-tier architecture, the software on the client computer is responsible for the presentation logic, an application server is responsible for the application logic and a separate database server is responsible for the data access logic and data storage.

Accepted Answer

A) True 
 B)False

Question 11

An N-tiered architecture:

Accepted Answer

A) is generally more "scalable" than a three-tiered architecture 
B) is generally less "scalable" than a three-tiered architecture 
C) uses only two sets of computers in which the clients are responsible for the application and presentation logic, and the servers are responsible for the data 
D) uses exactly three sets of computers in which the client is responsible for presentation, one set of servers is responsible for data access logic and data storage, and application logic is spread across two or more different sets of servers 
E) puts less load on a network than a two-tiered architecture because there tends to be less communication among the servers 
A) is generally more "scalable" than a three-tiered architecture 
B) is generally less "scalable" than a three-tiered architecture 
C) uses only two sets of computers in which the clients are responsible for the application and presentation logic, and the servers are responsible for the data 
D) uses exactly three sets of computers in which the client is responsible for presentation, one set of servers is responsible for data access logic and data storage, and application logic is spread across two or more different sets of servers 
E) puts less load on a network than a two-tiered architecture because there tends to be less communication among the servers

Question 12

What is X.400 and CMC?

Accepted Answer

X.400 and CMC are two different concepts

Question 13

Which of the following is not an example of a mail user agent software package?

Accepted Answer

A) Outlook Express 
B) Microsoft Word 
C) Eudora 
D)  Microsoft Outlook 
E) All of these are mail user agent packages 
A) Outlook Express 
B) Microsoft Word 
C) Eudora 
D)  Microsoft Outlook 
E) All of these are mail user agent packages

Question 14

What is cloud computing and how is it useful?

Accepted Answer

Cloud computing refers to the delivery o

Question 15

______________, or the algorithms or business logic programmed into the application, can be simple or complex depending on the application.

Accepted Answer

A) data storage 
B) data access logic 
C) application logic 
D) presentation logic 
E) application access storage 
A) data storage 
B) data access logic 
C) application logic 
D) presentation logic 
E) application access storage

Question 16

Your typical web browsing scenario where a person using a web browser accesses a web page from a server on the Internet is a good example of a client-server application architecture.

Accepted Answer

A) True 
 B)False

Question 17

For what is HTML used? What are its major parts? Are all required?

Accepted Answer

HTML, which stands for HyperText Markup

Question 18

Compare private, public, and community cloud architectures.

Accepted Answer

Private, public, and community cloud arc

Question 19

Web-based e-mail like Hotmail is an example of three-tier client-server architecture that provides access to e-mail messages.

Accepted Answer

A) True 
 B)False

Question 20

The fundamental problem in client-based networks is that all data on the server must travel to the client for processing.

Accepted Answer

A) True 
 B)False

What technique is used by most videoconferencing applications to reduce the amount of data being transmitted?

Host-based and client-based networks are similar in that the client computer performs most of the work.

A ________ is a very large general-purpose computer that is capable of performing very many functions as if these are done simultaneously, and storing extremely large amounts of data.

________ is the presentation of information to the user and the acceptance of the user's commands.

With ______________, the cloud provider manages the hardware including servers, storage, and networking components.The organization is responsible for all the software, including operating system and virtualization software), database software, and its applications and data.

In a client-server network, the presentation logic is the responsibility of the client computer.

What are the three major parts of an HTTP request and what information does each part contain? Why does HTTP include a version number as part of the packet?

A "thin client" architecture approach:

Which of the following is not an advantage of instant messaging?

In the three-tier architecture, the software on the client computer is responsible for the presentation logic, an application server is responsible for the application logic and a separate database server is responsible for the data access logic and data storage.

An N-tiered architecture:

What is X.400 and CMC?

Which of the following is not an example of a mail user agent software package?

What is cloud computing and how is it useful?

______________, or the algorithms or business logic programmed into the application, can be simple or complex depending on the application.

Your typical web browsing scenario where a person using a web browser accesses a web page from a server on the Internet is a good example of a client-server application architecture.

For what is HTML used? What are its major parts? Are all required?

Compare private, public, and community cloud architectures.

Web-based e-mail like Hotmail is an example of three-tier client-server architecture that provides access to e-mail messages.

The fundamental problem in client-based networks is that all data on the server must travel to the client for processing.

Introduction to Data Communications

Physical Layer

Data Link Layer

Network and Transport Layers

Network Design

Wired and Wireless Local Area Networks

Backbone Networks

Wide Area Networks

The Internet

Network Security

Network Management

Filters

Exam 2: Application Layer

What technique is used by most videoconferencing applications to reduce the amount of data being transmitted?

Host-based and client-based networks are similar in that the client computer performs most of the work.

A ________ is a very large general-purpose computer that is capable of performing very many functions as if these are done simultaneously, and storing extremely large amounts of data.

________ is the presentation of information to the user and the acceptance of the user's commands.

With ______________, the cloud provider manages the hardware including servers, storage, and networking components.The organization is responsible for all the software, including operating system and virtualization software), database software, and its applications and data.

In a client-server network, the presentation logic is the responsibility of the client computer.

What are the three major parts of an HTTP request and what information does each part contain? Why does HTTP include a version number as part of the packet?

A "thin client" architecture approach:

Which of the following is not an advantage of instant messaging?

In the three-tier architecture, the software on the client computer is responsible for the presentation logic, an application server is responsible for the application logic and a separate database server is responsible for the data access logic and data storage.

An N-tiered architecture:

What is X.400 and CMC?

Which of the following is not an example of a mail user agent software package?

What is cloud computing and how is it useful?

______________, or the algorithms or business logic programmed into the application, can be simple or complex depending on the application.

Your typical web browsing scenario where a person using a web browser accesses a web page from a server on the Internet is a good example of a client-server application architecture.

For what is HTML used? What are its major parts? Are all required?

Compare private, public, and community cloud architectures.

Web-based e-mail like Hotmail is an example of three-tier client-server architecture that provides access to e-mail messages.

The fundamental problem in client-based networks is that all data on the server must travel to the client for processing.

Introduction to Data Communications

Physical Layer

Data Link Layer

Network and Transport Layers

Network Design

Wired and Wireless Local Area Networks

Backbone Networks

Wide Area Networks

The Internet

Network Security

Network Management

Filters