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Network Media

Total questions: 62

Worksheet time: 35mins

Name
Class
Date
1.

Identify the advantage of using fiber optic cabling rather than copper cabling

a)

It is cheaper than copper cabling

b)

It is able to install around sharp bends

c)

It is easier to terminate and install than copper cabling

d)

It is easy to carry signals much farther than copper cabling

2.

The aim of the computer network is the sharing of resources among various devices.

a)

Yes

b)

No

3.

 It is a high-speed cable that transmits the data over 1Gbps or more.

a)

Twisted Pair Cable

b)

Coaxial Cable

c)

Fiber optic cable

4.

cable that resembles like a TV installation cable. _____cable is more

expensive than twisted pair cable, but it provides the high data transmission speed.

a)

Twisted pair cable

b)

Coaxial cable

c)

Fiber optic cable

5.

A cable that is a high-speed cable that transmits the data using light

beams. It provides high data transmission speed as compared to other cables. It is more expensive

as compared to other cables, so it is installed at the government level.

a)

Fiber optic cable

b)

Coaxial cable

c)

Twisted pair cable

d)

Diamond Cable

6.
When data is encoded as pulses of light, identify which media is being used to transmit the data?
a)
Copper Cable
b)
Fiber Optic Cable
c)
Wireless
d)
Switch
7.
Identify the CORRECT definition of bandwidth.
a)
The speed at which bits travel on the network
b)
The measure of the usable data transferred over a given period of time
c)
The amount of data that can flow from one place to another in a given amount of time.
d)
The speed of bits across the media over a given period of time.
8.
Give the technique used in building UTP cable to help protect against signal interference from crosstalk.
a)
Twisting the wires together into pairs.
b)
Wrapping a foil shield around the wire pairs.
c)
Encasing the cables within a flexible plastic sheath.
d)
Terminating the cable with special grounded connectors.
9.

What is the biggest network in the world?

a)

The Cosmos

b)

The Internet

c)

A School Network

d)

The Processor

10.
What is a network?
a)
1 computer
b)
2 or more computers connected
c)
a film
d)
a server
11.

Which of the following materials are network cables commonly made from?

a)

optical fibre

b)

carbon fibre

c)

copper

d)

aluminium

12.

WHAT IS NETWORK ?

a)

single cable connecting computer

b)

any devices that connected to the network

c)

group of interconnected computers or multiple devices

d)

interconnect end devices in the network

13.

What is one of the major benefits of computer networks?

a)
Increased security and privacy.
b)
Reduced cost of hardware.
c)

More reliable hardware

d)
Sharing resources and information
14.

What is a disadvantage of networks?

a)

Security risks

b)

Backups

c)

Shared Resources

d)

Reliability

15.

What is an advantage of wired networks?

a)

Faster and more secure

b)

Quick setup for mobile devices

c)

Generally slower and less secure than wireless networks

d)

None of the above

16.

What is an advantage of wireless networks?

a)

Faster and more secure

b)

Easy to set up and convenient for portable devices

c)

Generally slower and less secure than wired networks

d)

None of the above

17.

What is a disadvantage of wired networks?

a)

Faster and more secure

b)

Easy to set up and convenient for portable devices

c)

Limited to specific places for by cables

d)

None of the above

18.

What is a disadvantage of wireless networks?

a)

Faster and more secure

b)

Easy to set up and convenient for portable devices

c)

Generally slower and less secure than wired networks

d)

None of the above

19.

What is a disadvantage of computer networks for cost?

a)

Security risks means data could be stolen or lost

b)

A lot of people don't understand the complexity of much of the network

c)

Hardware can be very expensive

d)

Single point of failure can mean the network breaks

20.

What is the term that defines the speed of a network by measuring how many bits per second of the data the network can deliver?

a)

Lag Time

b)

Delivery Speed

c)

Congestion

d)

Bandwidth

21.
Network devices link together using a variety of connections like:
a)
Plastic cabling
b)
Copper cabling 
c)
wood cabling
d)
-
22.

___________ means an interconnected system of two or more computers which enables computers to communicate with each other and provide easy access to share resources.

a)

Internet

b)

Network

c)

Bluetooth

d)

WiFi

23.

Twisted pair, coaxial cable and fibre optic cable are examples of

a)

Wired Media

b)

Wireless Media

c)

Both wired and wireless

d)

None of the above

24.

How does fibre-optic cable transmit data across the medium

a)

using light wave signal

b)

using bluetooth

c)

using pulses of light

d)

using high- frequency radio wave

25.

The means through which data is sent from one location to another is

called transmission medium.

a)

True

b)

False

26.

a. Facilitates the sharing of resources


d. Reduces the cost of communication

a)

data communication media

b)

network topology

c)

data flow

d)

advantages of using a network.

27.

Types of communication media

a)

Twisted and coaxial cables

b)

duplex

c)

Bluetooth

d)

wired and wireless

28.
 A network can be a small collection of computers connected within a building  or it can be a wide collection of computers connected around the world.
a)
True
b)
False 
29.

Which of the following is NOT a physical transmission medium?

a)

Twisted pair

b)

Coaxial Cable

c)

Cellular radio

d)

Fiber Optic

30.

Transmission media are usually categorized as __________.

a)

fixed or unfixed

b)

guided or unguided

c)

determinate or indeterminate

d)

metallic or non-metallic

31.

In fiber optics, the signal source is _____ waves.

a)

light

b)

LED

c)

radio

d)

infrared

32.

________________________ is a single copper wire surrounded by at least three layers, namely

-1) an insulating material

-2) a woven or braided metal

-3) a plastic outer coating-1) an insulating material

a)

Coaxial cable

b)

Twisted-pair cable

c)

Fiber-optic cable

d)

Bandwidth

33.

What are the advantages of a network?

a)

Facilitating communications

b)

Sharing hardware

c)

Sharing data and information

d)

Sharing software

34.

Which transmission media has the highest transmission speed in a network?

a)

coaxial cable

b)

twisted pair cable

c)

optical fiber

d)

electrical cable

35.

Fibre optic cables consist of very fine strands of glass or plastic fibre; transmitting data via

a)

magnetic pulses

b)

light pulses

c)

electricity

36.

we connect to wifi using

a)

electrical signals

b)

radio signals

c)

light signals

37.

___________________ cables are mainly used on cable television

a)

Foil shielded cable

b)

Coaxial cable

c)

Twisted pair cable

d)

Fiber optic cable

38.

These types of cable require highly skilled personals to install them

a)

Twisted pair cable

b)

Firewalls

c)

Fiber optic

d)

Coaxial

39.

 Allows computing devices to communicate via short-range wireless signals.

a)

Infrared

b)

Bbroadcast Radio

c)

Cellular Radio

d)

Microwaves

40.

Used widely for mobile communications, specifically wireless modems and cell phones

a)

Infrared

b)

Broadcast Radio

c)

Cellular Radio

d)

Microwaves

41.

  • Provide a high-speed signal transmission. Involves sending signals from one microwave station to another

a)

Infrared

b)

Broadcast Radio

c)

Cellular Radio

d)

Microwaves

42.

  • is a space station that receives microwave signals from an earth-based station

a)

Infrared

b)

Communication Sattelite

c)

Cellular Radio

d)

Microwaves

43.

use air or space (radio, microwave and infrared signal)  to send communication signals

a)

Physical Transmission

b)

Wireless Transmission

c)

Wifi

d)

Coaxial Cable

44.

Identify type of cable

a)

Coaxial Cable

b)

Fiber Optic Cable

c)

Twisted pair Cable

d)

Telephone Cable

45.

Identify type of cable

a)

Coaxial Cable

b)

Fiber Optic Cable

c)

Twisted pair Cable

d)

Telephone Cable

46.

Identify type of cable

a)

Coaxial Cable

b)

Fiber Optic Cable

c)

Twisted pair Cable

d)

Telephone Cable

47.
What is this an image of?
a)
Fibre optic cable
b)
Ethernet cable
c)
Cable cars
d)
Coaxial cable
48.
What is this an image of?
a)
Fibre optic cable
b)
Ethernet cable
c)
Cable cars
d)
Coaxial cable
49.

There are two types of copper cables (select 2)

a)

coaxial cable

b)

single cable

c)

twisted-paired

d)

fiber optic cable

50.
Question 8: Which transmission media is capable of having a much higher bandwidth? (6-9)
a)
Coaxial
b)
Twisted pair cable
c)
Plastic
d)
Fibre optic
51.
What type of cabling is the most secure for networks?
a)
STP
b)
UTP
c)
Fiber-optic
d)
Coaxial
52.

medium is material used to connect network devices. select examples of medium.

a)

fiber optic cable

b)

copper cable

c)

radio signals

d)

all of the above

53.
Question 9: Which type of transmission media is the least expensive tomanufacture? (6-9)
a)
Coaxial
b)
Twisted pair cable
c)
Plastic
d)
Fibre optic
54.

bps stands for :

a)

bits per second

b)

bytes per second

c)

band per second

55.

Twisting in a twisted-pair help reduce the __________.

a)

length

b)

cost

c)

noise

d)

None of the choices are correct

56.

Match the picture to the transmission media

a)

coaxial cable

b)

fibre optic

c)

twisted pair

57.

Radio waves, micro- waves and infrared waves are types of

a)

wireless transmission

b)

guided transmission

c)

both a and b

d)

None of the answers is correct

58.

What transmission media is used for normal telephone service?

a)

Fiber-optic cable

b)

Twisted-pair cable

c)

Coaxial cable

d)

Ethernet cable

59.

A high-frequency transmission cable that delivers television signals as well as connects computers in a network.

a)

coaxial

b)

hi def

c)

3D

d)

twisted pair

60.

Which of the following is NOT a physical transmission medium?

a)

Twisted pair

b)

Coaxial Cable

c)

Cellular radio

d)

Fiber Optic

61.

These types of cable require highly skilled personals to install them

a)

Twisted pair cable

b)

Firewalls

c)

Fiber optic

d)

Coaxial

62.

A network of computers formed by using cables.

a)

Telephone

b)

Wire

c)

Wireless Network

d)

Wired Network

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