what is network in computer system

What is Network in Computer System ? Types LAN | WAN |MAN

Cyber Security
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What is Network in Computer System ?: Two computers connected with each other is called as Network. You have various Networks.

  1. LAN
  2. MAN
  3. WAN

What is LAN Network?

  • It establishes connection between two or more local machines within local area.
  • It connects c0mputers, devices with in limited area.

Range: 10-1000m

Example: College computer Lab, offices.

In LAN one computer becomes server others are clients

LAN Components:

  1. Work stations
  2. File servers
  3. Gateway: Communication with particular PC
  4. Network interfacing unit at allow/disallow
  5. Hubs
  6. Communication channels/ LAN cables


  • Example one printer can be connected to 20 computers
  • File transfer
  • Personal computing: between two commuters
  • document sharing

Example: Ethernet, WIFI

What is MAN network with example?

MAN : Metropolitan area network

It convers multiple cities, towns

Range: 5-50 KM

Example: Cable TV


What is WAN network with example?

WAN: Wide area network

It covers countries, continents

Virtually or physically, computer has global connection

Through telephone lines and satellite

Example : Internet

Range: 10,00000 KM

Lets see what is computer network and its types in summary:

Full Form Local area network Metropolitan Area Network Wide Area network
Covers Limited area Cities, Towns Countries, Continents
Range 10-1000m 5-50 KM 10,0000 KM
Example Offices, Computer LAB Cable TV Network Internet

Learn more about Cyber Security for better career ahead. Hope you got information about What is Network in Computer System ?.

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