Answer: In the world of computers,
networking is the practice of linking two or more computing devices together for the purpose of sharing data. Networks are built with a mix of computer hardware and computer software.
Area Networks
Networks can be categorized in several different ways. One approach defines the type of network according to the geographic area it spans.
Local area networks (LANs), for example, typically span a single home, school, or small office building, whereas
wide area networks (WANs), reach across cities, states, or even across the world. The
Internetis the world's largest public WAN.