Connecting two or more than two computers with cables or without cables (in case of wireless networking) is called networking. Basic objective of networking is to share data with other computers on network. Before networking, it was possible, with the help of discs and other equipments but was expensive and time consuming. With the help of networking alongwith sharing data, computers on networks can use dvd drive, cd drive, and printers installed on other computers. All computers are connected to one cetral network which is called hub.
