Question 1

________ is a common wireless protocol used for transmitting data over short distances.

Accepted Answer

A)  NIC 
B)  Broadband 
C)  Cable 
D)  Bluetooth 
A)  NIC 
B)  Broadband 
C)  Cable 
D)  Bluetooth

Question 2

Routers convert digital data into analog signals.

Accepted Answer

A) True 
 B)False

Question 3

Which of the following is true of an ISP?

Accepted Answer

A)  It converts digital data in the user's computer to an analog signal. 
B)  It facilitates a one-way information transfer process between the user's computer and the Internet. 
C)  It have free access to the Internet. 
D)  It serves as a user's gateway to the Internet. 
A)  It converts digital data in the user's computer to an analog signal. 
B)  It facilitates a one-way information transfer process between the user's computer and the Internet. 
C)  It have free access to the Internet. 
D)  It serves as a user's gateway to the Internet.

Question 4

Which of the following means an address on the internet?

Accepted Answer

A)  FTP 
B)  DSL 
C)  URL 
D)  ISP 
A)  FTP 
B)  DSL 
C)  URL 
D)  ISP

Question 5

Bluetooth is a wireless protocol that can transmit data over long distances.

Accepted Answer

A) True 
 B)False

Question 6

A(n)________ is a special-purpose computer that receives and transmits wired traffic on the LAN.

Accepted Answer

A)  protocol 
B)  switch 
C)  domain 
D)  SOHO LAN 
A)  protocol 
B)  switch 
C)  domain 
D)  SOHO LAN

Question 7

What are cable modems?

Accepted Answer

Cable modems provide high-speed data tra

Question 8

________ is the most common language for defining the structure and layout of Web pages.

Accepted Answer

A)  HTML 
B)  VPN 
C)  Flash 
D)  XML 
A)  HTML 
B)  VPN 
C)  Flash 
D)  XML

Question 9

What is the difference between a web server and a commerce server?

Accepted Answer

Web servers are programs that run on a s

Question 10

Differentiate between private and public IP addresses.

Accepted Answer

Public IP addresses identify a particula

Question 11

An access name is a unique name that is affiliated with a public IP address.

Accepted Answer

A) True 
 B)False

Question 12

How does a wireless NIC work?

Accepted Answer

The WNIC devices connect to an access po

Question 13

Each wired computer or printer on the LAN has a network interface card (NIC).

Accepted Answer

A) True 
 B)False

Question 14

Which of the following statements about LAN protocols is true?

Accepted Answer

A)  The access point uses both the 802.3 and 802.11 standards. 
B)  The IEEE 802.11 protocol is also called Ethernet. 
C)  The switch operates on the 802.11 standard. 
D)  WNICs operate on the 802.3 protocol and communicate with the switch. 
A)  The access point uses both the 802.3 and 802.11 standards. 
B)  The IEEE 802.11 protocol is also called Ethernet. 
C)  The switch operates on the 802.11 standard. 
D)  WNICs operate on the 802.3 protocol and communicate with the switch.

Question 15

Explain Transmission Control Protocol (TCP).

Accepted Answer

The most important protocol in the trans

Question 16

Which of the following provides reliable internet transport?

Accepted Answer

A)  HTTP 
B)  TCP 
C)  FTP 
D)  DSL 
A)  HTTP 
B)  TCP 
C)  FTP 
D)  DSL

Question 17

What is the difference between a LAN and a WAN? Give an example of how each one could be used in business.

Accepted Answer

A local area network (LAN)connects compu

Question 18

What is a domain name? What is the procedure to get a domain name?

Accepted Answer

A domain name is a unique name that is a

Question 19

What is the performance guarantee offered by SDSL connections?

Accepted Answer

A)  They provide dedicated lines for data transmission. 
B)  They offer the same fast speed in both directions. 
C)  They offer higher download speeds than ADSL lines. 
D)  They offer a data backup and recovery service. 
A)  They provide dedicated lines for data transmission. 
B)  They offer the same fast speed in both directions. 
C)  They offer higher download speeds than ADSL lines. 
D)  They offer a data backup and recovery service.

Question 20

A protocol is a set of rules that two communicating devices follow.

Accepted Answer

A) True 
 B)False

Exam 6: Data Communications

________ is a common wireless protocol used for transmitting data over short distances.

Routers convert digital data into analog signals.

Which of the following is true of an ISP?

Which of the following means an address on the internet?

Bluetooth is a wireless protocol that can transmit data over long distances.

A(n)________ is a special-purpose computer that receives and transmits wired traffic on the LAN.

What are cable modems?

________ is the most common language for defining the structure and layout of Web pages.

What is the difference between a web server and a commerce server?

Differentiate between private and public IP addresses.

An access name is a unique name that is affiliated with a public IP address.

How does a wireless NIC work?

Each wired computer or printer on the LAN has a network interface card (NIC).

Which of the following statements about LAN protocols is true?

Explain Transmission Control Protocol (TCP).

Which of the following provides reliable internet transport?

What is the difference between a LAN and a WAN? Give an example of how each one could be used in business.

What is a domain name? What is the procedure to get a domain name?

What is the performance guarantee offered by SDSL connections?

A protocol is a set of rules that two communicating devices follow.

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