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Networks - LAN and WAN
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- 1What is a LANA Local Area Network
It covers a small geographical area on a single site - 2Where will you often find a LAN?In businesses, schools and universities
- 3Why should you use a LAN?Sharing files is easier
You share the same hardware
The internet connection can be shared between every device connected to a LAN
You can update software for all computers at once
You can communicate with LAN users cheaply and easily
User accounts can be stored centrally - 4What is a WANIt is a Wide Area Network
It connects LANs together in different geological locations - 5What do companies have to do for a WAN?Unlike a LAN, companies have to hire infrastructure from telecommunication companies who own the WAN
- 6What is the biggest WAN?The internet
- 7What factors affect the performance of networks?Bandwidth (the amount of data transferred) - More bandwidth = better performance
Too many users (too many users causes congestion and slows the network)
Wired connections - Fibre optic cables give much better performance than copper cables.
Choice of hardware and topology - 8—
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- GCSE (Computing Paper 1) Computing Fichas sobre Networks - LAN and WAN, creado por Jack Rogers el 10/04/2018.
- Creado por
- Jack Rogers
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