GCSE ICT Networks- LANs and WANs
- Created by: Natalie Adamson
- Created on: 25-01-13 09:33
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- Networks- LANs and WANs
- LANs
- Local Area Networks
- Short range e.g. one room
- Needs the following hardware to operate:
- A network file server
- Terminals - individual work stations
- Printer server
- Wire cables/ fibre optics/ radio signals
- WANs
- Wide Area Network
- Long Range network e.g. two schools.
- Both need servers to run.
- LANs
- Local Area Networks
- Short range e.g. one room
- Needs the following hardware to operate:
- A network file server
- Terminals - individual work stations
- Printer server
- Wire cables/ fibre optics/ radio signals
- LANs
- users use a modem to connect to the WAN usually through a telephone system. satelittes and mocrowaves can be used but it is expensive.
- used by companies with employees working away from the main site.
- ADVANTAGES OF USING NETWORKS
- Periphals e.g. printers can be shared amongst many users.
- terminals are cheaper than stand alones.
- software can be shared.
- Untitled
- DISADVANTAGES OF USING NETWORKS
- Cabling can be expensive to install and replace.
- A fault with the server will stop the whole network running.
- Security measures are needed
- Untitled
- LANs
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