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COMPUTER NETWORK

Total questions: 93

Worksheet time: 2hrs 33mins

Name
Class
Date
1.

A computer network is a system of:

a)

two or more computing devices connected to one another

b)

Data transfer and information storage

c)

Sharing devices like scanners

d)

A whole lot of individual machines working on their own

2.

Which one of the following terms refer to the most popular LAN technology

a)

Ethernet

b)

WAN

c)

Internet

d)

Intranet

3.

Which one of the following is a typical example of a web address?

a)

http:telko@info.uk

b)

alex@intellect.co.za

c)

http://www.eaglewood.co.za

d)

C:/computers.za

4.

Which one of the following terms refer to wireless radio communication?

a)

Bluetooth

b)

Bandwidth

c)

GPS

d)

Ethernet

5.

A computer network is a system of:

a)

two or more computing devices connected to one another

b)

Data transfer and information storage

c)

Sharing devices like scanners

d)

A whole lot of individual machines working on their own

6.

Which one of the following terms refer to the most popular LAN technology

a)

Ethernet

b)

WAN

c)

Internet

d)

Intranet

7.

Which one of the following is a typical example of a web address?

a)

http:telko@info.uk

b)

alex@intellect.co.za

c)

http://www.eaglewood.co.za

d)

C:/computers.za

8.

Which one of the following terms refer to wireless radio communication?

a)

Bluetooth

b)

Bandwidth

c)

GPS

d)

Ethernet

9.
What type of network is this?
a)
Ring 
b)
Bus 
c)
Star
d)
Mesh
10.
In a star network
a)
Each device is connected to a switch or hub
b)
Each device connects to each other
c)
Each device is connected in a line
d)
Each device is connected to a terminal
11.
The internet is the worlds biggest
a)
LAN
b)
WAN
12.
What does LAN stand for?
a)
Local Art Network
b)
Localise Aerial Network
c)
Local Area Network
d)
Local Area News
13.
A router can
a)
Forward data packets
b)
Absorb signals
c)
Repeat signals
d)
absorb data packets
14.
What term describes the physical layout of a network?
a)
Topology
b)
topping
c)
topiology
d)
toppology
15.

A device that is used to connect a number of LANs is –

a)

Router

b)

Repeater

c)

Bridge

d)

All of these

16.

If all devices are connected to a central hub, then topology is called

a)

Bus Topology

b)

Ring Topology

c)

Star Topology

d)

Tree Topology

17.

Which of these is an advantage of a Bus network?

a)

Easy to install

b)

Fast

c)

Good security

18.

Which of these is an advantage of a Ring network?

a)

Expensive

b)

Reliable

c)

Fast

19.

Which of these is an advantage of a Star network?

a)

No extra hardware needed

b)

Reliable

c)

Cheap

20.

What type of network is this?

a)

Bus

b)

Ring

c)

Star

21.

Which of the following network diagrams represents star topology?

a)
b)
c)
d)
22.

what network topology is this

a)

star

b)

mesh

c)

bus

d)

tree

23.
An advantage of a mesh network topology is that there is no central node to fail - True or False?
a)
True
b)
False
24.
All computers have Network Interface Cards built in
a)
True
b)
False
25.
In a star network
a)
Each device is connected to a switch or hub
b)
Each device connects to each other
c)
Each device is connected in a line
d)
Each device is connected to a terminal
26.
The internet is the worlds biggest
a)
LAN
b)
WAN
27.
What does LAN stand for?
a)
Local Art Network
b)
Localise Aerial Network
c)
Local Area Network
d)
Local Area News
28.
A router can
a)
Forward data packets
b)
Absorb signals
c)
Repeat signals
d)
absorb data packets
29.
What term describes the physical layout of a network?
a)
Topology
b)
topping
c)
topiology
d)
toppology
30.

A device that is used to connect a number of LANs is –

a)

Router

b)

Repeater

c)

Bridge

d)

All of these

31.

If all devices are connected to a central hub, then topology is called

a)

Bus Topology

b)

Ring Topology

c)

Star Topology

d)

Tree Topology

32.

Which of these is an advantage of a Bus network?

a)

Easy to install

b)

Fast

c)

Good security

33.

Which of these is an advantage of a Ring network?

a)

Expensive

b)

Reliable

c)

Fast

34.

Which of these is an advantage of a Star network?

a)

No extra hardware needed

b)

Reliable

c)

Cheap

35.

What type of network is this?

a)

Bus

b)

Ring

c)

Star

36.

Which of the following network diagrams represents star topology?

a)
b)
c)
d)
37.

what network topology is this

a)

star

b)

mesh

c)

bus

d)

tree

38.
An advantage of a mesh network topology is that there is no central node to fail - True or False?
a)
True
b)
False
39.
All computers have Network Interface Cards built in
a)
True
b)
False
40.

A ______________ is a computer that provides services to clients or workstations.

a)

Main Computer

b)

Server/ Central Hub

c)

Service provider

41.

In which network each computer can act as a server as well as client?

a)

Peer-Peer network

b)

Client-Server network

42.
What is the name for any device connected to a network? 
a)
Node
b)
Server
c)
Workstation
d)
Hub
43.

(a)   is a way to identify and locate the computers connected to the internet. It must be unique.

44.

Identify the type of network in the above image

(a)  

45.

Identify the network device in the image

(a)  

46.
What does LAN stand for?
a)
Local Area Network
b)
Legal Access Network
c)
Legendary Access Node
d)
Local Admin Network
47.
What does WAN stand for ?
a)
Weak Access Node
b)
Working Area Network
c)
Wide Area Network
d)
World Access Net
48.
What is this an image of?
a)
Star
b)
Bus
c)
WAN
d)
LAN
49.
What type of network is this?
a)
Star
b)
Mesh
c)
LAN
d)
WAN
50.
What type of network is this?
a)
Star
b)
Bus
c)
LAN
d)
WAN
51.
What type of network is this?
a)
Star
b)
Bus
c)
LAN
d)
WAN
52.
Choose an example of a WAN
a)
School
b)
College
c)
Netflix
d)
Single site
53.
What are the red arrows pointing at?
a)
Terminator
b)
Node
c)
Bus
d)
Network
54.
What is a network?
a)
1 computer
b)
2 or more computers connected
c)
a film
d)
a server
55.
Why use a network?
a)
Share viruses
b)
To lose data
c)
To easily share documents
d)
To install cables
56.

A term that refers to the way in which the nodes of a network are linked together.

a)

Network

b)

Topology

c)

Connection

57.

The participating computers in a network are referred to as

a)

Clients

b)

Servers

c)

Nodes

d)

CPUs

58.

Combination of two or more topologies is called

a)

star topology

b)

Bus topology

c)

Ring topology

d)

Hybrid

59.

Bus, ring and star topologies are mostly used in the

a)

LAN

b)

MAN

c)

WAN

60.

In which topology there is a central controller or hub?

a)

star

b)

ring

c)

mesh

d)

bus

61.

To create a network the following is required (select the correct one)

a)

Python Software

b)

Microsoft Word

c)

Use cables, telephone lines, satellites and radio waves

62.

Which one is a BUS topology

a)
b)
c)
63.

A BUS topology is (Which one is correct)?

a)

Easy to set up

b)

Expensive to set up

c)

Hard to set up

64.

Which one is a RING topology

a)
b)
c)
65.

Which one is a STAR topology

a)
b)
c)
66.

A star topology will cause a network failure if...

a)

If the hub/switch fails

b)

If one of the many of the computers fail

c)

If the printer fails

67.

What is a network

a)

A stand alone computer

b)

Two or more interconnected computers

c)

A computer without a server

68.

Networked computers can share (select which one is true)

a)

Hardware, software and data

b)

Optical discs, software and data

c)

Hardware, software and Clients

69.
Base on the picture given, determined whether the statement below is TRUE or FALSE

"The centeral communication device on this network must be a Server."
a)
FALSE
b)
TRUE
70.
The internet is the worlds biggest
a)
LAN
b)
WAN
71.

Ensures that communication between a host and a client are secured by encrypting communications.

a)

FTP

b)

HTTPS

c)

USD

d)

URL

e)

HTTP

72.

It is necessary that the Computers that are to be connected must have access to the same network sharing resources.

a)

True

b)

False

73.

_____________ determines how data flows within a network, irrespective of its physical structure.

a)

Hub

b)

Switch

c)

Topology

74.

____________ is the simplest and the most conventional model of topology.

a)

PTP Topology

b)

Bus Topology

75.

The advantage of __________ topology is that if one Computer system breaks down, it does not affect the other systems over the network.

a)

PTP Topology

b)

Bus Topology

76.

______________ refers to the schematic description of the various components of network, such as nodes, links, peripherals, and so on.

a)

Client-Server

b)

Network Architecture

c)

Network Topology

77.

In PTP Topology, PTP stands for ___________________

a)

Peer-to-Peer

b)

Point-to-Point

78.

Which Topology is this?

a)

P2P Topology

b)

Bus Topology

79.

What is a network

a)

A stand alone computer

b)

Two or more interconnected computers

c)

A computer without a server

80.

Networked computers can share (select which one is true)

a)

Hardware, software and data

b)

Optical discs, software and data

c)

Hardware, software and Clients

81.

LAN stands for?

a)

London Area Network

b)

Local Angled Network

c)

Local Area Network

82.

WAN stands for?

a)

Wide Area Network

b)

Wide Angled Network

c)

Wiped Area Network

83.

Network computers can do the following (which is correct)?

a)

Use Video conferencing, play games and write emails

b)

Use Video conferencing, play games, send emails

c)

Use Video conferencing, create games, send emails

84.

A LAN usually (Select which one is true)

a)

Used by international organisations

b)

Is only used by one computer

c)

Usually operates on a single site

85.

A WAN usually (Select which one is true)

a)

Covers on 6 computers

b)

Usually operates on a single site or within a single building

c)

Covers a large geographical area

86.

To create a network the following is required (select the correct one)

a)

Python Software

b)

Microsoft Word

c)

Use cables, telephone lines, satellites and radio waves

87.

Which one is a BUS topology

a)
b)
c)
88.

A BUS topology is (Which one is correct)?

a)

Easy to set up

b)

Expensive to set up

c)

Hard to set up

89.

Which one is a RING topology

a)
b)
c)
90.

The data in the ring topology.....(Which one is correct)

a)

Uses a switch

b)

Travels in one direction using a control signal called a 'token'

c)

Uses a terminator

91.

Which one is a STAR topology

a)
b)
c)
92.

A star topology will cause a network failure if...

a)

If the hub/switch fails

b)

If one of the many of the computers fail

c)

If the printer fails

93.

Networks are easy to set up, which network is harder to modify?

a)

BUS

b)

RING

c)

STAR

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