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Year 12 - Comms and Networking

Total questions: 25

Worksheet time: 12mins

Name
Class
Date
1.

What is a network?

a)

A stand alone computer

b)

Two or more interconnected computers

c)

A computer without a server

2.

WAN stands for?

a)

Wide Area Network

b)

Windows Area Network

c)

Whitfords Area Network

3.

LAN stands for?

a)

Leederville Area Network

b)

Little Area Network

c)

Local Area Network

4.

All computers using the internet have their own unique:

a)

Browser

b)

Terabyte

c)

Internet Exchange Point

d)

IP Address

5.
This is a set of standards for communication between network hosts.
a)
Standards
b)
Protocols
c)
Suites
d)
IP's
6.
Which protocol would you use to transfer files?
a)
FTP
b)
SMTP
c)
POP3
d)
HTTP
7.
The following is needed to get on the Internet:
a)
Networking of computers.
b)
A modem for every computer.
c)
Administrative accounts.
d)
Large storage capacity.
8.
What does URL stand for?
a)
Uniform Resource Locator
b)
Universal Resource Lap
c)
Under Reef Locator
d)
Upper Respiratory Lab
9.
What does ISP stand for?
a)
Internet Service Provider
b)
Icee Secret Professional
c)
Intranet Service Person
d)
Interpersonal Secret Professional
10.
What is a browser?
a)
Internet Explorer
b)
Firefox
c)
Google Chrome
d)
All of the above
11.
What is meant by latency in the performance of a network? (6-9)
a)
The amount of time data takes to travel from the source to the destination
b)
The maximum rate that data can be transferred at
c)
The number of errors that are found in a data packet after transmission
d)
The route a packet takes when it is being transmitted
12.
Which if these terms refers to the maximum rate at which data can betransferred? (1-4)
a)
Error detection
b)
Packet switching
c)
Bandwidth
d)
Transmission media
13.
What is meant by a data packet? (6-9)
a)
A unit of data that travels along a network
b)
The number of error found in data when it has been transmitted
c)
The data a computer needs to connect to a network
d)
A connection point in a network that allows data to be shared
14.
What is meant by a virtual network? (3-6)
a)
A network that is controlled by a central server
b)
A network that is used only to share software
c)
Controlling computers and devices remotely using the internet
d)
A network that is built using only wireless connection points
15.
Which of these is a benefit of virtual network? (6-9)
a)
They have a higher level of security than other remote connections
b)
There is no need for any hardware to connect a computer to a network
c)
There is no need for any software to connect a computer to a network
d)
They stop any errors occurring in the transmission of data in a network
16.
Which of these is a correct definition of DNS? (6-9)
a)
An internet service that is used to detect errors
b)
An internet service that stores data in large quantities for different companies
c)
An internet service that provides a messaging service for users to communicate
d)
An internet service that translates alphabetic names into IP addresses
17.

A Wireless Access Point (WAP) is...

a)

A 'hotspot'

b)

A way of connecting to a network wirelessly

c)

Way of transmitting radio waves

18.

Which of the following is a benefit of a wireless network?

a)

They are convenient, as you can connect automatically

b)

They are extremely secure and cannot be hacked

c)

Distance from the WAP makes no difference to signal quality

19.

The rate at which signals on a wire may change

a)

Baud Rate

b)

Bit Rate

c)

Bandwidth

d)

Latency

20.

The number of bits transferred per second

a)

Bit Rate

b)

Baud Rate

c)

Bandwidth

d)

Lossy Rating

21.

Bits sent over a single wire, one bit at a time

a)

Serial data transmission

b)

Parallel data transmission

22.

Several bits sent at a time over several wires

a)

Serial data transmission

b)

Parallel data transmission

23.

Transmission system in which the sender and receiver have separate clocks which are not kept synchronised. Instead, the clocks are synchronised temporarily at the start of a transmission. The arrival of data cannot be predicted by the receiver; s a start bit is used to signal the arrival of data and to synchronise the transmitter and receiver temporarily.

a)

Asynchronous serial data transmission

b)

Synchronus serial data transmission

24.

For a transmission medium, the range of signal frequencies it may transmit

a)

Bandwidth

b)

Bit Rate

c)

Band Rate

25.

The sending and receiving devices exchange signals to establish that they are each ready to initiate data transfer

a)

Bit Rate Protocol

b)

Handshaking Protocol

c)

IP Protocol

d)

Baud Rate

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