WorksheetsGCSE Computer Science 1.4 - Wired and Wireless Networks
Total questions: 20
Worksheet time: 7mins
Name
Class
Date
1.
1: What is a standalone computer? (1-4)
a)
A computer that is being used as a server
b)
A computer that is not connected to a network
c)
A computer that does not have any peripherals attached to it
d)
A computer that is used by only one person
2.
Which of these is a characteristic of a LAN? (3-6)
a)
It covers a wide geographical area
b)
Users can share files and peripherals
c)
Computers are connected together using a leased line or a satellite
d)
Data can only be transmitted at a very slow rate
3.
Which of these is a characteristic of a WAN? (3-6)
a)
It is contained within one building
b)
Normally has a lower bandwidth than a LAN
c)
It covers a small geographical area
d)
Users are not able to share files and peripherals
4.
Which of these statements is true? (3-6)
a)
A client-server network cannot be used to share files
b)
A client-server network has a central computer that provides services to the rest of the network
c)
Each computer on a client-server network is maintain separately
d)
A client-server network is cheap and easy to set up
5.
Where are you most likely to find a peer-to-per network? (1-4)
a)
In a large office
b)
In a large organisation
c)
In a home
d)
Across several offices in a company
6.
Which of these is a benefit of a peer-to-peer network? (6-9)
a)
All computers can be maintained from one computer
b)
Files and peripherals can be shared
c)
Antivirus scans can be run across all computers from one computer
d)
All software updates can be run across all computers from one computer
7.
Which of these is the correct definition of a router? (1-4)
a)
Forwards data packets along a network
b)
Corrects errors that are found in data packets
c)
A server within a network
d)
A type of transmission media that provides the greatest bandwidth
8.
Which transmission media is capable of having a much higher bandwidth? (6-9)
a)
Plastic
b)
Twisted pair cable
c)
Fibre optic
d)
Coaxial
9.
Which type of transmission media is the least expensive to manufacture? (6-9)
a)
Twisted pair cable
b)
Plastic
c)
Coaxial
d)
Fibre optic
10.
Which of these components is internal to a computer and is required to connect the computer to a network? (1-4)
a)
Network Interface card
b)
Switch
c)
Wireless Access Point
d)
Hub
11.
What is meant by latency in the performance of a network?
a)
The number of errors that are found in a data packet after transmission
b)
The maximum rate that data can be transferred at
c)
The route a packet takes when it is being transmitted
d)
The amount of time data takes to travel from the source to the destination
12.
Which if these terms refers to the maximum rate at which data can be transferred?
a)
Transmission media
b)
Bandwidth
c)
Error detection
d)
Packet switching
13.
What is meant by a data packet?
a)
The data a computer needs to connect to a network
b)
A connection point in a network that allows data to be shared
c)
A unit of data that travels along a network
d)
The number of error found in data when it has been transmitted
14.
What is meant by a virtual network?
a)
Controlling computers and devices remotely using the internet
b)
A network that is built using only wireless connection points
c)
A network that is used only to share software
d)
A network that is controlled by a central server
15.
Which of these is a benefit of virtual network?
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)
They stop any errors occurring in the transmission of data in a network
d)
There is no need for any software to connect a computer to a network
16.
Which of these is a correct definition of DNS?
a)
An internet service that provides a messaging service for users to communicate
b)
An internet service that stores data in large quantities for different companies
c)
An internet service that translates alphabetic names into IP addresses
d)
An internet service that is used to detect errors
17.
What is meant by hosting?
a)
A service that transmits data in a network
b)
A service that translates alphabetic names into IP addresses
c)
A service that creates websites for companies
d)
A service that allows individuals and organisations to make their website available on the world wide web
18.
What is cloud computing?
a)
Storing large amounts of data on a single computer
b)
Using the internet to communicate with other users
c)
Storing hard copies of data as a backup
d)
Using the internet to store and access data and programs remotely
19.
What problem can occur through using cloud computing?
a)
Only a small amount of software can be stored
b)
More hardware needs to be added to a company network to store data
c)
There can be privacy and security issues
d)
Only a small amount of data can be stored
20.
Which of these is a benefit of cloud computing?
a)
Data will always be more secure in a cloud computing system
b)
It can reduce costs for a company as they do not need to buy additional hardware to store data
c)
It is the cheapest option for a company to store their data as they do not need to pay for cloud computing
d)
Data can be accessed anywhere as an internet connect is not needed to access data and software stored in cloud computing
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