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Worksheets

Network Media

Total questions: 100

Worksheet time: 50mins

Name
Class
Date
1.

The primary types and uses of twisted-pair cables can be described as:

a)

Unshielded Twisted Pair (UTP) and Shielded Twisted Pair (STP) used for networking and telephone lines.

b)

Coaxial cables used for television signals.

c)

Fiber optic cables used for long-distance communication.

d)

Ribbon cables used for internal computer connections.

2.

Describe the primary types and uses of coaxial cables.

a)

Coaxial cables are primarily used for transmitting television signals, internet data, and have types such as RG-6, RG-59, and RG-11.

b)

Coaxial cables are mainly used for power transmission and have types like CAT5, CAT6, and CAT7.

c)

Coaxial cables are used for audio signals only and have types such as HDMI, VGA, and DVI.

d)

Coaxial cables are used for fiber optic communication and have types like ST, SC, and LC.

3.

Describe the primary types and uses of fiber-optic cables.

a)

Single-mode and multi-mode cables are used for long-distance and short-distance data transmission, respectively.

b)

Fiber-optic cables are only used for decorative lighting.

c)

Coaxial cables are the primary type of fiber-optic cable.

d)

Fiber-optic cables are mainly used for audio transmission.

4.

After reading this INFORMATION SHEET, STUDENT(S) MUST be able to: Describe the primary types and uses of wireless media.

a)

The primary types of wireless media include radio waves, microwaves, and infrared, used for communication without physical connections.

b)

Wireless media is only used for wired connections.

c)

Wireless media types are limited to fiber optics and coaxial cables.

d)

Wireless media is not used for communication.

5.

Compare and contrast the primary types and uses of different media.

a)

Identify similarities and differences between the main types and uses of media.

b)

List only the types of media without comparison.

c)

Describe only one type of media in detail.

d)

Explain the history of media without comparison.

6.

What is network media?

a)

Network media is the actual path over which an electrical signal travels as it moves from one component to another.

b)

Network media is a type of computer software used for communication.

c)

Network media refers to the process of encrypting data for security.

d)

Network media is a device that stores backup copies of files.

7.

Which of the following is NOT a type of network media described in the information sheet?

a)

Twisted-pair cable

b)

Coaxial cable

c)

Fiber-optic cable

d)

Satellite cable

8.

Twisted-pair cable is a type of cabling that is used for _______ communications and most modern Ethernet networks.

a)

telephone

b)

satellite

c)

fiber-optic

d)

radio

9.

Why are the pairs of wires in twisted-pair cable twisted?

a)

The pairs are twisted to provide protection against crosstalk, the noise generated by adjacent pairs.

b)

The pairs are twisted to increase the cable's length.

c)

The pairs are twisted to make the cable more flexible.

d)

The pairs are twisted to reduce the cost of manufacturing.

10.

Twisting the wires in twisted-pair cable can enhance the cancellation of magnetic fields and reduce interference.

a)

True

b)

False

11.

What are the two basic types of twisted-pair cable?

a)

A) UTP and FTP

b)

B) UTP and STP

c)

C) FTP and STP

d)

D) UTP and Coaxial

12.

What is the function of the color-coded plastic insulation in a UTP cable?

a)

The color-coded plastic insulation separates and insulates the individual wires in the cable.

b)

It increases the speed of data transmission in the cable.

c)

It provides shielding against electromagnetic interference.

d)

It acts as a connector for joining multiple cables together.

13.

UTP cable often is installed using which type of connector?

a)

USB

b)

RJ-45

c)

HDMI

d)

VGA

14.

The RJ-45 is an eight-wire connector used commonly to connect computers onto a local-area network (LAN), especially ________.

a)

Ethernets

b)

Token Rings

c)

Wi-Fi networks

d)

Bluetooth networks

15.

The outer jacket of a UTP cable provides protection to the twisted pairs inside.

a)

True

b)

False

16.

What is the main use of the RJ-45 connector?

a)

The RJ-45 connector is used to connect computers onto a local-area network (LAN), especially Ethernets.

b)

The RJ-45 connector is used to connect printers to computers via USB.

c)

The RJ-45 connector is used to connect monitors to CPUs using HDMI.

d)

The RJ-45 connector is used to connect speakers to audio output ports.

17.

Which of the following is an advantage of UTP cable?

a)

Large external diameter

b)

Easy to install and inexpensive

c)

Most expensive wiring technology

d)

Not adaptive to major networking architectures

18.

UTP cable is more prone to electrical noise and interference than other types of networking media.

a)

True

b)

False

19.

What is the maximum cable length for UTP cable?

a)

100 m (short)

b)

50 m

c)

200 m

d)

500 m

20.

Which category of UTP cabling is used for telephone communications and is not suitable for transmitting data?

a)

Category 1

b)

Category 2

c)

Category 3

d)

Category 4

21.

UTP cable has an external diameter of approximately ______ cm.

a)

0.43

b)

0.25

c)

0.60

d)

1.00

22.

Which of the following is a disadvantage of UTP cable?

a)

Least expensive

b)

Small media and connector size

c)

More prone to electrical noise and interference

d)

Maximum cable length is 1000 m

23.

Category 2 UTP cabling is capable of transmitting data at speeds up to ______ megabits per second (Mbps).

a)

4

b)

10

c)

16

d)

100

24.

UTP cable can be used with most major networking architectures.

a)

True

b)

False

25.

Which feature of UTP cable makes it advantageous during installation?

a)

High cost

b)

Large size

c)

Small external diameter

d)

Long maximum cable length

26.

Category 3 UTP cabling is used in ______ networks and can transmit data at speeds up to 10 Mbps.

a)

10BASE-T

b)

100BASE-TX

c)

1000BASE-T

d)

10GBASE-T

27.

Category 4—Used in Token Ring networks. Can transmit data at speeds up to ____ Mbps.

a)

16

b)

4

c)

100

d)

10

28.

Category 5—Can transmit data at speeds up to ____ Mbps.

a)

100

b)

10

c)

1000

d)

10000

29.

Category 5e—Used in networks running at speeds up to ____ Mbps.

a)

1000

b)

10

c)

100

d)

10000

30.

Category 6 cable consists of four pairs of ____ American Wire Gauge (AWG) copper wires. Category 6 cable is currently the fastest standard for UTP. It speed up to ____ Gbps.

a)

24; 10

b)

26; 1

c)

22; 5

d)

28; 2.5

31.

Label the parts of the Shielded Twisted Pair (STP) cable as shown in the diagram.

a)

Outer Jacket, Overall Shield, Pair Shields, Twisted-Pair, Color-Coded Plastic Insulation

b)

Outer Jacket, Fiber Core, Pair Shields, Twisted-Pair, Color-Coded Plastic Insulation

c)

Outer Jacket, Overall Shield, Pair Shields, Coaxial Core, Color-Coded Plastic Insulation

d)

Outer Jacket, Overall Shield, Pair Shields, Twisted-Pair, Rubber Insulation

32.

Shielded twisted-pair (STP) cable combines the techniques of shielding, cancellation, and wire twisting.

a)

True

b)

False

33.

Which of the following is a feature of STP cable? Choose the correct option.

a)

Speed and throughput—10 to 100 Mbps

b)

Average cost per node—Inexpensive

c)

Media and connector size—Small

d)

Maximum cable length—500 m

34.

What is the maximum cable length for STP cable? Choose the correct option.

a)

100 m

b)

500 m

c)

1000 m

d)

10 m

35.

Fill in the blank: The average cost per node for STP cable is _________.

a)

Moderately expensive

b)

Very cheap

c)

Extremely expensive

d)

Low cost

36.

UTP is less expensive than STP for data communication.

a)

True

b)

False

37.

Fill in the blank: STP is primarily used in _______.

a)

Europe

b)

Asia

c)

Africa

d)

America

38.

Which part of a coaxial cable helps reduce the amount of outside interference? Choose the correct option.

a)

Copper conductor

b)

Flexible insulation

c)

Shield (woven copper braid or metallic foil)

d)

Cable jacket

39.

Fill in the blank: The center of a coaxial cable is a ________ conductor.

a)

copper

b)

aluminum

c)

plastic

d)

steel

40.

Refer to the diagram of the coaxial cable. Which part of the cable is responsible for conducting electricity?

a)

Outer Jacket

b)

Braided Copper Shielding

c)

Copper Conductor

d)

Plastic Insulation

41.

Coaxial cable supports speeds of ________ Mbps and is relatively inexpensive, although it is more costly than UTP on a per-unit length.

a)

10 to 100

b)

1 to 10

c)

100 to 1000

d)

1000 to 10000

42.

Which of the following is an advantage of using coaxial cable in LANs?

a)

It is more expensive than fiber-optic cable

b)

It can run with fewer boosts from repeaters for longer distances

c)

It is less expensive than UTP cable

d)

It cannot be used for data communication

43.

Coaxial cable can be cabled over longer distances than twisted-pair cable.

a)

True

b)

False

44.

The largest diameter coaxial cable (1 centimeter [cm]) was specified for use as Ethernet backbone cable because it had greater transmission length and noise-rejection characteristics. This type of coaxial cable is frequently referred to as ________.

a)

Thicknet

b)

Thinnet

c)

Twinax

d)

FiberNet

45.

As the thickness, or diameter, of the cable increases, does the difficulty in working with it increase or decrease?

a)

Increase

b)

Decrease

c)

Remain the same

d)

Depends on the material

46.

What is the general rule regarding the difficulty and expense of installing network medium as described in the passage?

a)

The more difficult the network medium is to install, the more expensive it is to install.

b)

The easier the network medium is to install, the more expensive it is to install.

c)

The more difficult the network medium is to install, the less expensive it is to install.

d)

The expense of installing network medium is not related to its difficulty.

47.

Coaxial cable is more expensive to install than twisted-pair cable. Thicknet cable is almost never used except for special-purpose installations. Which type of cable is more expensive to install?

a)

Twisted-pair cable

b)

Coaxial cable

c)

Fiber optic cable

d)

Thicknet cable

48.

A connection device known as a vampire tap was used to connect network devices to Thicknet. The vampire tap then was connected to the computers via a more flexible cable called the ________ (AUI).

a)

attachment unit interface

b)

auxiliary unit interface

c)

advanced user interface

d)

analog unit interface

49.

Thicknet cable is almost never used except for special-purpose installations.

a)

True

b)

False

50.

Thinnet was especially useful for cable installations that required the cable to make many twists and turns. Because it was easier to install, it was also cheaper to install. Thus, it was sometimes referred to as ________.

a)

Cheapernet

b)

Fastnet

c)

Thicknet

d)

Twistnet

51.

What was one of the biggest sources of connection problems in the installation of coaxial cable?

a)

Poor shield connection

b)

Cable length

c)

Cable color

d)

Connector type

52.

The most common connectors used with Thinnet are BNC, short for British Naval Connector or Bayonet Neill Concelman, connectors.

a)

True

b)

False

53.

A BNC T-connector is used to connect two cables to a network interface card (NIC).

a)

True

b)

False

54.

Which of the following is a feature of coaxial cables? Choose the correct option.

a)

Speed and throughput—10 to 100 Mbps

b)

Average cost per node—Expensive

c)

Media and connector size—Large

d)

Maximum cable length—1000 m (long)

55.

Fill in the blank: The average cost per node for coaxial cables is _________.

a)

Inexpensive

b)

Expensive

c)

Moderate

d)

High

56.

What is the maximum cable length for coaxial cables? Choose the correct option.

a)

100 m

b)

500 m

c)

1000 m

d)

50 m

57.

Plenum cable is the cable that runs in ________ spaces of a building.

a)

plenum

b)

basement

c)

attic

d)

crawl

58.

Plenum cabling is often made of Teflon and is more expensive than ordinary cabling.

a)

True

b)

False

59.

Which of the following materials is plenum cabling often made of? Choose the correct option.

a)

PVC

b)

Teflon

c)

Rubber

d)

Copper

60.

Both twisted pair and coaxial cable are made in plenum cable versions.

a)

True

b)

False

61.

What are the two main parts of an optical fiber called?

a)

The core and the cladding.

b)

The sheath and the buffer.

c)

The filament and the tube.

d)

The wire and the insulator.

62.

Refer to the diagram of the fiber optic cable. Which part provides protection for the entire cable?

a)

Outer Jacket

b)

Core

c)

Cladding

d)

Buffer Coating

63.

What material is usually used for the plastic shield in a fiber optic cable?

a)

Kevlar

b)

Polyethylene

c)

PVC

d)

Nylon

64.

What is the process called when light is trapped in the fiber core due to a cladding layer with a low index of refraction?

a)

Total internal reflection

b)

Refraction

c)

Diffraction

d)

Dispersion

65.

Fiber-optic cable is the least expensive of the four media discussed in this chapter.

a)

True

b)

False

66.

What is the main function of the Kevlar in a fiber optic cable?

a)

To provide additional cushioning and protection for the fragile, hair-thin glass fibers.

b)

To transmit light signals through the cable.

c)

To act as an electrical conductor.

d)

To prevent electromagnetic interference.

67.

What is the main difference between single-mode and multimode fiber-optic cables?

a)

Single-mode allows only one mode of light, while multimode allows multiple modes of light.

b)

Single-mode is less expensive than multimode.

c)

Multimode uses lasers as the light-generating method.

d)

Multimode has a longer maximum cable length than single-mode.

68.

Single-mode fiber cable is capable of higher bandwidth and greater distances than multimode fiber cable.

a)

True

b)

False

69.

Fill in the blank: The maximum cable length for single-mode fiber is more than ______ km.

a)

10

b)

1

c)

5

d)

0.5

70.

Which light-generating method is used in multimode fiber cables?

a)

Lasers

b)

Light-emitting diodes (LEDs)

c)

Electrical impulses

d)

Copper wires

71.

Fiber-optic cable is not susceptible to EMI.

a)

True

b)

False

72.

What is the greatest difference between single-mode connectors and multimode connectors?

a)

The greatest difference is the precision in the manufacturing process; the hole in the single-mode connector is slightly smaller than in the multimode connector, ensuring tighter tolerances.

b)

Single-mode connectors are only used for audio signals, while multimode connectors are used for video signals.

c)

Single-mode connectors are made of plastic, while multimode connectors are made of metal.

d)

Single-mode connectors have more pins than multimode connectors.

73.

Which type of fiber-optic connector features a push-pull connect and disconnect method?

a)

A) SC

b)

B) ST

c)

C) LC

d)

D) FC

74.

The ST fiber-optic connector is a ______ type of connector.

a)

bayonet

b)

screw

c)

push-pull

d)

snap

75.

To disconnect an SC connector, the connector is simply ______.

a)

pulled out

b)

twisted off

c)

unscrewed

d)

pressed down

76.

Is the speed and throughput of fiber-optic cables more than 1 Gbps?

a)

True

b)

False

77.

The following summarizes the features of fiber-optic cables: Average cost per node—Expensive. Are fiber-optic cables generally inexpensive?

a)

True

b)

False

78.

What is the size of the media and connector for fiber-optic cables?

a)

Small

b)

Large

c)

Medium

d)

Extra Large

79.

What is the maximum cable length for single mode fiber-optic cables?

a)

More than 10 km

b)

100 meters

c)

500 meters

d)

2 km

e)

5 km

80.

What is wireless communication? Fill in the blank: Wireless communication uses _______ frequencies (RF) or _______ (IR) waves to transmit data between devices on a LAN.

a)

radio, infrared

b)

sound, ultraviolet

c)

electric, visible

d)

magnetic, gamma

81.

Which device in a wireless LAN is used for signal distribution?

a)

Wireless hub or access point

b)

Network switch

c)

Ethernet cable

d)

Firewall

82.

What is the IP address of the Wireless Router/Modem?

a)

192.168.0.1

b)

10.0.0.1

c)

172.16.0.1

d)

192.168.1.254

83.

Which device has the IP address 192.168.0.3?

a)

Laptop

b)

Smart Phone

c)

Smart TV

d)

Wireless Router/Modem

84.

Wireless signals require a physical medium to transmit data.

a)

True

b)

False

85.

Wireless signals use portions of the RF spectrum to transmit which of the following?

a)

Voice

b)

Video

c)

Data

d)

All of the above

86.

What is the frequency range for wireless signals? Fill in the blank: Wireless frequencies range from _______ kilohertz (kHz) to _______ gigahertz (GHz).

a)

3 kilohertz (kHz), 300 gigahertz (GHz)

b)

30 kilohertz (kHz), 3 gigahertz (GHz)

c)

300 kilohertz (kHz), 30 gigahertz (GHz)

d)

0.3 kilohertz (kHz), 30 gigahertz (GHz)

87.

Which of the following is a common application of wireless data communication?

a)

Accessing the Internet using a cellular phone

b)

Establishing a home or business Internet connection over satellite

c)

Beaming data between two hand-held computing devices (e.g. transferring data using Shareit app via hotspot)

d)

Using a wireless keyboard and mouse for the PC

e)

All of the above

88.

Fill in the blank: One common application of wireless data communication is _____________.

a)

Accessing the Internet using a cellular phone

b)

Printing documents using a wired printer

c)

Watching TV on a cable connection

d)

Using a landline telephone

89.

Fill in the blank: Wireless data communication can be used for establishing a ____________ Internet connection over satellite.

a)

home or business

b)

mobile phone

c)

public Wi-Fi

d)

fiber optic

90.

Fill in the blank: Beaming data between two hand-held computing devices (e.g. transferring data using Shareit app via hotspot) is an example of _____________.

a)

wireless data communication

b)

wired data communication

c)

optical data communication

d)

satellite data communication

91.

Fill in the blank: Using a wireless keyboard and mouse for the PC is a(n) ____________ of wireless data communication.

a)

application

b)

disadvantage

c)

protocol

d)

error

92.

What is the main advantage of UTP as a network media type?

a)

Least expensive

b)

Easily to install; widely available

c)

Susceptible to interference

d)

Can cover only a short distance

93.

What is a disadvantage of UTP as a network media type?

a)

Least expensive

b)

Easily to install; widely available

c)

Susceptible to interference; can cover only a short distance

d)

High speed

94.

What is the maximum distance supported by STP cable?

a)

100m

b)

10m

c)

500m

d)

1000m

95.

What is the data transfer rate range for STP cable?

a)

10Mbps to 100Mbps

b)

1Gbps to 10Gbps

c)

100Kbps to 1Mbps

d)

100Mbps to 1Gbps

e)

1Mbps to 10Mbps

96.

Which network media is more expensive than UTP?

a)

STP

b)

Coaxial Cable

c)

Twisted Pair

d)

Fiber Patch Cord

97.

Which network media is reduced crosstalk and more resistant to EMI than Thinnet or UTP?

a)

STP

b)

Coaxial Cable

c)

Fiber Optic

d)

UTP

98.

What is a disadvantage of STP cable?

a)

Difficult to work with; can cover only a limited distance

b)

Provides poor shielding against interference

c)

Is more expensive than fiber optic cable

d)

Cannot be used for networking

99.

What is the maximum distance supported by Coaxial cable?

a)

500m (Thicknet), 185m (Thinnet)

b)

1000m (Thicknet), 500m (Thinnet)

c)

100m (Thicknet), 50m (Thinnet)

d)

250m (Thicknet), 100m (Thinnet)

100.

What is the data transfer rate range for Coaxial cable?

a)

10Mbps to 100Mbps

b)

1Gbps to 10Gbps

c)

100Kbps to 1Mbps

d)

100Mbps to 1Gbps

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