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Qualifications KS3 Computing Networks

LANs and WANs

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Which term describes two or more computers connected together so they can share data, devices and services?
Network
What is meant by a standalone computer?
A computer that works on its own without connecting to other devices
Which term describes a network that covers a small geographical area such as one building and is owned by the organisation using it?
LAN
What is meant by a WAN?
A network that connects LANs and computers over a large area
What is meant by a wireless device?
A device that connects to a network using WiFi instead of cables
Which term describes a device that joins a network using a cable instead of WiFi?
Wired device
Why do schools and businesses connect their computers into a network?
To share files, printers and an internet connection
Which of these is an example of a WAN?
The card payment network used by VISA and MasterCard
A company pays a monthly fee to a telecommunications company to link its offices in different cities. Why is a fee charged?
The connections used by a WAN are owned by other companies
Which of these can be used to connect the devices and LANs that make up a WAN?
Fibre optic cables and satellite links
John connects several computers at home and says he has a WAN. Why is he wrong?
His network covers a small area and he owns the equipment
Which statement about LANs and WANs is correct?
A WAN can connect many LANs together
Which of these activities needs a WAN rather than just a LAN?
Video calling a relative who lives in another country
Which of these activities would not be possible on a standalone computer?
Sending a message to a friend's phone in another city
Why is the Internet described as the biggest WAN in the world?
It connects computers and LANs worldwide
LAN and WAN are words used to categorise networks. What do they tell you about a network?
The size of the area it covers
In a college network, the desktop computers are joined by cables and the tablets are joined by WiFi. What does this show?
A LAN can contain both wired and wireless devices