1. Computer Network is a grup of computers which are commented which each other to share information
and resources.
2. The three types of computer networks - LAN,MAN and WAN.
3. A computer network which is dedicated to share information and resources among several personal
computers is known as Local Area Network(LAN).
4. Computer network usually spread acrooss a campus or a city
is known as Metropolitan Area Network(MAN)
5. Wide Area Network (WAN) is type of network which covers a wide geographic
area like state or contry.


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