Year 8 Networks - Lesson 2 - WAN

A network of cash machines is connected in a .

• LAN

• WAN

• PAN

A Wide Area Network can connect Local Area Networks together.

• True

• False

Tick all of the options that you think would use a WAN network

• School

• Cash Machine

• The Internet

• Your home network

• The NHS national network

Which device is commonly used to connect different networks in a WAN?

• Router

• Switch

• Hub

• Modem

Answer explanation

A router is commonly used to connect different networks in a WAN by directing data packets to their intended destinations. It operates at the network layer of the OSI model, making it the correct choice.

A mobile phone network is a type of...

• PAN

• LAN

• WAN

A city-wide CCTV system would be on a...

• PAN

• LAN

• WAN

The internet is a...

• PAN

• LAN

• WAN

Describe a difference between a LAN and a WAN

• A LAN sends data packets to all computers, whereas a WAN sends to specific computers only.

• A LAN covers a small geographical area, whereas a WAN covers a large geographical area

Which of the following best describes a Wide Area Network (WAN)?

• A network that covers a small geographical area

• A network that covers a large geographical area

• A network that connects devices within a single building

• A network that is used for personal devices only

Answer explanation

A Wide Area Network (WAN) is a network that covers a large geographical area, connecting devices across different locations.

Usually, the connections between computers in a network are made using physical wires or ​ (a)   .

However, some connections are ​ (b)   , using ​ (c)   or infrared signals.

• cables
• wireless
• radio waves