Computer Network and Types

Computer Network

          Computer Network is the collection of two or more computer systems that are interconnected to each other using transmission media for the purpose of communication.

        A computer network is a system for communication among two or more computers. Computer networks can be categorized by range (geography of network) and functional network relationship (based on component role).

Classification of Computer Network on the basis of Geographical area covered

1. LAN (Local Area Network)
2. MAN (Metropolitan Area Network)
3. WAN (Wide Area Network)
4. PAN (Personal Area Network)
5. CAN (Campus Area Network

NETWORK SCALE

sr. No.	Network Type	Area Covered
1	PAN	1 M to 10 M
2	LAN	10 M to 1 KM
3	CAN	1 KM to 3 KM
4	MAN	1 KM to 10 KM
5	WAN	100 KM to 1000 KM

Classification of Computer Network on the basis of Component Role

1. Client Server network relationship
2. Peer to Peer network relationship