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Introduction to IT Networks

Two or more computers connected that allow sharing their data, resources, and application is called a computer network. The vital computer network is divided into four types based on their size and functions. They are LAN, MAN, PAN, and WAN. Here LAN stands for Local Area Network, MAN stands for Metropolitan Area Network, Personal Area Network is abbreviated into PAN whereas WAN is expanded as Wide Area Network. PAN is further divided into Wired Personal Area Network and Wireless Personal Area Network. There are many applications based on the computer network and each of the broadly divided networks has unique features that are to be applied accordingly for effective purposes.
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