Networking

Networking

Computer networking relates to the communication between a group of two or more computer systems linked together.The network of computers can be classified into LAN,MAN and WAN based upon the area of their connectivity.
Local area Network(LAN) : It is a system in which computers can be inter-connected within a geographical spread of 1 km.All the terminals are connected to a main computer called server.
Metropolitan area Network(MAN) : It is a data network designed for a town or a city.Its main purpose is to share hardware and software resources among the carious users.e.g.,a cable TV network.
Wide area Network(WAN) : In a WAN ,the connected computers are much fat from each other and are connected by telephone lines or radio waves .Such a network may spread across countries.
Social Networking : To interact and communicate with the people accross the globe with the help of online tools i.e.,the applications availables over internet is called social networking and the websites designed specifically for this purpose are known as social networking websites.Major Social networking websites where one can make account ,share information,make friends and communicate are Facebook,Orkut,Twitter,Google+,Linked in,Badoo,Meetup,Ning etc.