Question 1

The Network Interface layer is responsible for addressing,routing,and packaging data packets called IP datagrams.

Accepted Answer

A) True 
 B)False

Question 2

A computer network consists of at least three computers.

Accepted Answer

A) True 
 B)False

Question 3

______________________________ is a new networking approach in which many of these control functions are managed by one central program,which can run on inexpensive commodity servers that are separate from the network devices themselves.

Accepted Answer

The answer of ______________________________ is a new networking approach in...

Question 4

In the domain name "http://books.azimuth-interactive.com",which element is the second-level domain?

Accepted Answer

A)  books 
B)  azimuth-interactive 
C)  com 
D)  none; there is no second-level domain in this name

Question 5

________ monetizes the value of the data stored by search engines.

Accepted Answer

The answer of ________ monetizes the value of the data...

Question 6

Which organization helps define the overall structure of the Internet?

Accepted Answer

A)  none (no one "owns" the Internet) 
B)  W3C 
C)  ICANN 
D)  IAB

Question 7

What are the four layers of the TCP/IP reference model?

Accepted Answer

A)  physical, application, transport, and network interface 
B)  physical, application, Internet, and network interface 
C)  application, transport, Internet, and network interface 
D)  application, hardware, Internet, and network interface

Question 8

In TCP/IP,IP is responsible for

Accepted Answer

A)  disassembling and reassembling of packets during transmission. 
B)  establishing an Internet connection between two computers. 
C)  moving packets over the network. 
D)  sequencing the transfer of packets.

Question 9

A(n)________ is a device that forwards packets of data through different networks,ensuring that the data gets to the right address.

Accepted Answer

The answer of A(n)________ is a device that forwards packets...

Question 10

A ________________________ is a secure,encrypted,private network that has been configured within a public network to take advantage of the economies of scale and management facilities of large networks,such as the Internet

Accepted Answer

The answer of A ________________________ is a secure,encrypted,private network that...

Question 11

Which of the following is the first generation of cellular systems suitable for watching videos?

Accepted Answer

A)  2G 
B)  2.5G 
C)  3G 
D)  4G

Question 12

Which type of network is used to connect digital devices within a half-mile or 500-meter radius?

Accepted Answer

A)  Wi-Fi 
B)  LAN 
C)  WAN 
D)  MAN

Question 13

The ______________________________ routes and manages communications on the network and coordinates network resources.

Accepted Answer

A)  Network operating system (NOS) 
B)  Hubs 
C)  Switch 
D)  Router

Question 14

Identify the layers of the Department of Defense reference model for TCP/IP,and describe how this model works.

Accepted Answer

The answer of Identify the layers of the Department of...

Question 15

The backbone networks of the Internet are typically owned by long-distance telephone companies called ________.

Accepted Answer

The answer of The backbone networks of the Internet are...

Question 16

Which protocol is the Internet based on?

Accepted Answer

A)  TCP/IP 
B)  FTP 
C)  packet-switching 
D)  HTTP

Question 17

All of the following are physical components of an RFID system except

Accepted Answer

A)  bar code. 
B)  antenna. 
C)  radio transmitters. 
D)  tags.

Question 18

The _________________________ is responsible for addressing,routing,and packaging data packets called IP datagrams.

Accepted Answer

A)  Application layer 
B)  Transport layer 
C)  Internet layer 
D)  Network Interface

Question 19

Passive RFID tags

Accepted Answer

A)  have their own power source. 
B)  have a range of several feet. 
C)  enable data to be rewritten and modified. 
D)  are used in automated toll-collection systems.

Question 20

Blogs,wikis,and social networking sites were designed for individuals to communicate with each other.What uses do businesses have for these tools? Give specific examples.

Accepted Answer

The answer of Blogs,wikis,and social networking sites were designed for...

Exam 7: Telecommunications the Internet and Wireless Technology