NETWORK

When two are more computers are connected together it is called a network.

TYPES OF NETWORK

There are various types of computer networks. They are:

1. PAN(Personal Area Network)- It is a computer network used for communication among various electronic devices such as personal computers, mobile phones etc. 

2. LAN (Local Area Network)- It connects the computers and devices in a building.

3. CAN(Campus Area Network)- It is a computer network made of an interconnection of two or more local area networks (LANs) within a limited area. It is larger than LAN but smaller than WAN.

4. MAN (Metropolitan Area Network)- It is also a collection of Local Area Network. It connects computers located in the same geographical area such as a city or town.

5. WAN (Wide Area Network)- It connects local and metropolitan area networks together. The network is located throughout the country or even around the world.