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Worksheets

Comm Tech _Net

Total questions: 30

Worksheet time: 15mins

Name
Class
Date
1.

A _______ is the physical path over which a message travels.

a)

Path

b)

Medium

c)

Protocol

d)

Route

2.

Which one of the following is not network advantage?

a)

Independency

b)

Connectivity and Communication

c)

Hardware Sharing

d)

Entertainment

3.

A _________ set of rules that governs data communication.

a)

Servers

b)

RFCs

c)

Standards

d)

Protocols

4.

What does LAN stand for?

a)

Location Area Network

b)

Local Amplitude Network

c)

Local Amplitude Node

d)

Local Area Network

5.

Bluetooth is an example of:

a)

Wide area network

b)

Personal area network

c)

virtual private network

d)

Local area network

6.

A _____ is a device that forwards packets between networks by processing the routing information included in the packet.

a)

Bridge

b)

Firewall

c)

Router

d)

Hub

7.

Which one of the following extends a private network across public networks?

a)

Local area network

b)

Virtual private network

c)

Enterprise private network

d)

Storage area network

8.

A communications network that spans a large geographic area such as across cities, states, or countries. is called:

a)

CAN

b)

LAN

c)

MAN

d)

WAN

9.

Internet is the largest existence of ________ Network.

a)

CAN

b)

PAN

c)

LAN

d)

WAN

10.

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

a)

electrical cable

b)

optical fiber

c)

twisted pair cable

d)

coaxial cable

11.

A network with group of workstations with equal status is called:

a)

Workgroup

b)

Logical address

c)

Domain

d)

MAC address

12.

Bits can be sent over guided and unguided media as analog signal by:

a)

phase modulation

b)

frequency modulation

c)

amplitude modulation

d)

digital modulation

13.

Wireless transmission cannot be done via:

a)

Optical fiber

b)

Infrared

c)

Microwaves

d)

Radio waves

14.

Which of the following performs modulation and demodulation?

a)

coaxial cable

b)

satellite

c)

Fiber optic

d)

Modem

15.

A central computer surrounded by one or more computers is called

a)

mesh network

b)

star network

c)

ring network

d)

bus network

16.

Name of the topology in which there are bidirectional links between each possible nodes

a)

mesh

b)

star

c)

ring

d)

bus

17.

One of the following is not an advantage of Domains

a)

Interoperability

b)

Centralized Security

c)

Expensive

d)

Scalability

18.

What does DNS stand for?

a)

Digital Name System

b)

Domain Name System

c)

Digital Network System

d)

Domain Name Solution

19.

What does UTP stand for?

a)

Under Twisted Protocol

b)

Unshielded Twisted Protocol

c)

Unshielded Twisted Pair

d)

Unshielded Twisted Pole

20.

RJ-45 connector is used for

a)

UTP and STP cables

b)

WiFi

c)

Coaxial cables

d)

Optical Fiber

21.

To connect two devices that use the same wires to send and receive data, we use:

a)

Coaxial Cable

b)

detector

c)

Straight-Through Cable

d)

Crossover Cable

22.

______ refers to as a physical or a logical arrangement of a network.

a)

Capacity

b)

Mode of operation

c)

Topology

d)

Data flow

23.

A _______ connection provides a dedicated link between two devices.

a)

primary

b)

multi point

c)

point-to-point

d)

secondary

24.

Which topology requires a multi point connection?

a)

Ring

b)

Mesh

c)

Star

d)

Bus

25.

The information to be communicated in a data communications system is the _______.

a)

Medium

b)

Protocol

c)

Message

d)

Transmission

26.

_________ cable consists of an inner copper core and a second conducting outer sheath.

a)

Twisted-pair

b)

Shielded twisted-pair

c)

Coaxial

d)

Fiber-optic

27.

_________ are used for cellular phone, satellite, and wireless LAN communications.

a)

Radio waves

b)

Infrared waves

c)

Microwaves

d)

Macro waves

28.

The inner core of an optical fiber is _________ in composition.

a)

liquid

b)

bimetallic

c)

glass or plastic

d)

copper

29.

In fiber optics, the signal is __________ waves.

a)

very low-frequency

b)

infrared

c)

light

d)

radio

30.

________ uses fiber-optic cable.

a)

10Base5

b)

10Base-T

c)

10Base-F

d)

10Base2