Deck 6: Networks

Question 1

With _____, phone calls are treated as just another kind of data.

A) voice over IP
B) plain old telephone service
C) chat rooms
D) teleconference
E) internet relay chat

Answer 1

A

Question 2

__________ are high speed central networks to which multiple smaller networks connect

A) Local area networks
B) Routers
C) Corporate backbone networks
D) Network servers

Answer 2

C

Question 3

_____ portals support communities such as hobby groups or a political party.

A) Industrywide
B) Personal
C) Affinity
D) Corporate
E) Commercial

Answer 3

C

Question 4

Workflow, groupware, and telepresence systems are examples of which network application?

A) Discovery
B) Communications
C) Collaboration
D) Web services
E) None of the above

Question 5

Voice and data communication networks are becoming more expensive.

Question 6

Place the different types of computer networks in size order, ranging from smallest to largest.

A) PAN-MAN-WAN-LAN
B) PAN-LAN-MAN-WAN
C) PAN-MAN-LAN-WAN
D) LAN-PAN-MAN-WAN

Question 7

If broadband is not available in your area, which fo the following Internet connection methods would allow you to connect to the Internet?

A) Cable Modem
B) DSL
C) Satellite
D) You would able to connect using any of these methods.

Question 8

Many organizations have implemented corporate portals for which of the following reasons?

A) to cut costs
B) to free up time for busy managers
C) to improve profitability
D) to offer customers self-service opportunities
E) all of the above

Question 9

A browser is used to prevent web surfing.

Question 10

The Internet is managed by a central agency which bears all the cost and responsibility.

Question 11

Which of the following are advantages of computer networks?

A) They enable organizations to be more flexible.
B) They enable companies to share hardware, computer applications, and data.
C) They enable geographically dispersed employees to work together.
D) They provide a critical link between businesses and their customers.
E) All of the above.

Question 12

Which wireline communication has the highest security?

A) Twisted-pair wire
B) Coaxial cable
C) Fiber-optic cable
D) All of the wireline communications channels listed have good security and are difficult to tap.

Question 13

Digital signals have two parameters, amplitude and frequency.

Question 14

Which transmission technology utilizes existing telephone lines?

A) DSL
B) ATM
C) SONET
D) T-carrier systems

Question 15

File sharing is a type of peer-to-peer processing.

Question 16

Which of the following is not a basic function of transmission control protocol?

A) managing the movements of packets between computers
B) sequencing the transfer of packets
C) analyzing the packets for size
D) acknowledging that packets have been transferred

Question 17

Where in a domain name do you find the top-level domain (TLD)?

A) all the way to the right
B) all the way to the left
C) a TLD is not found within the domain name