Home networks

johnson8221
Mind Map by johnson8221, updated more than 1 year ago
johnson8221
Created by johnson8221 about 5 years ago
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Description

Home networks overview for Connectivity topic of Edexcel ICT

Resource summary

Home networks
1 LAN

Annotations:

  • LAN = Local Area Network
1.1 Connects computers in the house
1.1.1 Network Cables
1.1.2 WiFi
1.2 Used for
1.2.1 sharing internet connection
1.2.2 sharing and backing up files
1.2.3 sharing peripherals e.g. printers
1.2.4 Internet connection
1.3 Hardware
1.3.1 network interface cards
1.3.2 Router
2 Bandwidth

Annotations:

  • speed of connection - cable connections faster than WiFi
3 Security

Annotations:

  • Cable connections more secure than WiFi WiFi should use security password or key
4 Mobility

Annotations:

  • WiFi allows for mobile devices to be connected - smartphone, tablet, laptops Cable connection - need sockets in rooms to plug into
5 Cost

Annotations:

  • Cable connection is expensive WiFi cheaper - only the cost of a router
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