Saturday, November 15, 2014

TYPES of COMPUTER NETWORKS

A network is a collection of two are more computers connected with each other to share information and data between them.


COMPUTER NETWORK TYPES



1. LAN - LOCAL AREA NETWORK.
  • small an single site network.
  • works over short distance.
  • in a home, office, building.
  • all are connected to a main computer called server.

2. WAN - WIDE AREA NETWORK.
  • covers wide geographical area.
  • requires router to connect.
  • eg. INTERNET.

3. MAN - METROPOLITAN AREA NETWORK.
  • covers a town or a city.
  • larger than LAN but smaller than WAN.
  • eg. Cable tv network.

4. PAN - PERSONAL AREA NETWORK.
  • Bluetooth, Z- wave, Zig bee.

5. VPN - VIRTUAL PRIVATE NETWORK.
  • private virtual network.

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