Deck 7: Networks Unit

Question 1

Telephony is a newer technology introduced within the last 20 years.

Answer 1

False

Question 2

Networking concepts basically remain the same regardless of the size of the network.

Answer 2

True

Question 3

The biggest network of all is the Internet.

Answer 3

True

Question 4

DSL uses coaxial cable to send and receive data.

Question 5

WAP is short for Wireless Application Protocol.

Question 6

Communication satellites are placed in orbit 22,300 feet above the surface of the Earth.

Question 7

Most microwave stations are built in one-story buildings.

Question 8

One advantage of a computer network is that any authorized user can access computers on the network to share information and data.

Question 9

____ is the technology associated with the electronic transmission of voice, fax, or other information between distant parties.

A) Telephoning
B) Telephony
C) WAN
D) Ethernet

Question 10

A network is a group of ____ or more computers linked together.

A) 2
B) 3
C) 4
D) 5

Question 11

Which of the following was NOT listed as a benefit of networks: ____.

A) affordable setup costs
B) hardware sharing
C) software sharing
D) collaborative environment

Question 12

Networks called CANs are ____ area networks.

A) communication
B) campus
C) corporate
D) computer

Question 13

Each device on a network is called a ____.

A) hub
B) router
C) spoke
D) node

Question 14

Hackers are people who ____.

A) break into computer systems
B) improve a computer system
C) are unskilled with computers
D) use computers primarily to play games

Question 15

A(n) ____ is similar to an intranet, but it allows specified users outside the organization to access internal information systems.

A) outernet
B) Internet
C) PAN
D) extranet

Question 16

In a client/server network, one or more computers on the network act as a ____.

A) firewall
B) modem
C) server
D) database engine

Question 17

In a ____ network, all of the computers are equal and no computer is designated as the server.

A) peer-to-peer
B) node-to-node
C) PC-to-PC
D) hubbed

Question 18

Please use the figure below to answer the following two questions.
FIGURE 7-1


-Referring to Figure 7-1, what type of network is shown in the figure?

A) peer-to-peer
B) Internet peer-to-peer
C) client/server
D) gateway

Question 19

Please use the figure below to answer the following two questions.
FIGURE 7-1


-In Figure 7-1, what role in the network is the switch/hub playing?

A) connects multiple wired network devices
B) receives data from one or more directions
C) forwards data in one or more directions
D) all of the above

Question 20

____ is the geometric arrangement of how a network is set up and connected.

A) Topology
B) Busology
C) Technology
D) Netology

Question 21

Within the ____ topology, all devices are connected to and share a master cable.

A) ring
B) bus
C) star
D) hub

Question 22

A ____ is a place of convergence where data arrives from one or more directions and is forwarded in one or more other directions.

A) hub
B) router
C) wireless access point
D) gateway

Question 23

A ____ is a device that connects wireless communications devices together to create a wireless network.

A) WAN
B) WAP
C) WAL
D) WAM

Question 24

Wi-Fi, or ____, identifies any network based on the 802.11 family of standards governing wireless transmission.

A) wireless fidelity
B) wireless frequency
C) either a. or b.
D) neither a. nor b.

Question 25

____ technology uses radio waves to connect mobile devices such as cell phones.

A) IrDa
B) Bluetooth
C) Cable
D) Telephony

Question 26

____ sends signals using infrared light waves.

A) IrDa
B) IrWa
C) IrLw
D) IrMob

Question 27

Microwave towers must be positioned every ____ miles in order for the signal to travel smoothly.

A) 30
B) 50
C) 100
D) 200

Question 28

Fiber-optic cable is made from thin, flexible ____ tubing.

A) steel
B) plastic
C) glass
D) copper

Question 29

Julian works for a company with five employees. He is recommending that the company set up a computer network. Please answer the questions below.

-Julian is building a presentation that outlines the benefits of a network. Which of the following is NOT true of a network setup?

A) Allows users to share information
B) Allows users to share hardware
C) Creates a collaborative environment
D) Hackers cannot access or steal data

Question 30

Julian works for a company with five employees. He is recommending that the company set up a computer network. Please answer the questions below.

-Software sharing on a network can save money by ____.

A) allowing a company to buy a site license
B) eliminating the need to install software on every computer
C) increasing the efficiency of implementing software updates
D) all of the above

Question 31

Theresa has been put in charge of implementing a computer network at a large university. She is researching the types of networks available. Please answer the questions below.

-Teresa is considering implementing a ____ to connect personal computers, printers, and scanners since the university spans a limited geographical area.

A) LAN
B) WAN
C) PAN
D) HAN

Question 32

Theresa has been put in charge of implementing a computer network at a large university. She is researching the types of networks available. Please answer the questions below.

-Teresa realizes that several university buildings are located 15 miles away from the center of campus. She includes ____ in her research since this type of network connects resources in a geographic area or region larger than a local area network, but smaller than a wide area network.

A) LAN
B) MAN
C) WAN
D) HAM

Question 33

The transmission of data from one location to another is known as data ____________________.

Question 34

A(n) ____________________ LAN is similar to a LAN, but uses no physical wires.

Question 35

A(n) ____________________ is a combination of software and hardware that links two different types of networks that use different protocols.

Question 36

____________________ cable is the primary type of cable used by the cable television industry.

Question 37

A cable modem enables a computer to transmit data over analog telephone lines. _________________________

Question 38

High bandwidth media, such as cable, fiber, and DSL, generally are referred to as baseband. _________________________

Question 39

A gateway is an intelligent device that directs network traffic. _________________________

Question 40

Please identify the letter of the choice that best matches the numbered definitions below.

-Uses coaxial cable to send and receive data

A) gateway
B) router
C) cable modem
D) hub
E) DSL

Question 41

Please identify the letter of the choice that best matches the numbered definitions below.

-Software and hardware that links different networks that use different protocols

A) gateway
B) router
C) cable modem
D) hub
E) DSL

Question 42

Please identify the letter of the choice that best matches the numbered definitions below.

-Where data can arrive from multiple directions and is forwarded in other directions

A) gateway
B) router
C) cable modem
D) hub
E) DSL

Question 43

Please identify the letter of the choice that best matches the numbered definitions below.

-An intelligent device that directs network traffic

A) gateway
B) router
C) cable modem
D) hub
E) DSL

Question 44

Please identify the letter of the choice that best matches the numbered definitions below.

-Sends data using ordinary telephone copper wires

A) gateway
B) router
C) cable modem
D) hub
E) DSL

Question 45

Transmittal of data requires five components. Please name the five components and give a brief example of each.