Notes
Networks - created from Mind Map
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Two or more computers connected together to share info and resources
LAN
WAN
Client - Server
Peer to Peer
Hardware
DNS
Performance
Transmission Media
VLAN
Local Area Network
Privately owned
Small geographical area
Large geographical area
Wide Area Network
Owned by a business
Relies on central server
Request services from server
Additional hardware needed
Computers have equal status
Every device can act as client and server
No additional hardware needed
Network Interface Card
Hub
Switch
Router
WAP
Wireless Access Point
Domain Name System
Service used to resolve a URL to an IP address
www.bbc.co.uk -> 213.34.24.147
Bandwidth
Contention Ratio
Latency
Error Rate
Ethernet
Fibre Optic
WiFi
Made of copper
Up to 10Gbps
Up to 100m
Made of glass
Up to 100Gbps
Up to 2km
Expensive
Radio Frequencies
Up to 450Mbps
Affected by distance and objects
Virtual Local Area Network
Created using software rather than hardware
Part of a larger network
Allows employees to work from home
Information
- Description
- Year 9 Computing Note on Networks - created from Mind Map, created by emILy RodD on 07/10/2018.
- Created by
- emILy RodD · Oct 2018
- Updated
- Oct 7, 2018
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- Created by emILy RodD · Oct 7, 2018
- Copied to Note by emILy RodD · Oct 7, 2018
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