Computer engineers have been finding ways to connect computers and their devices together in different ways. Computer networking has come hand in hand with other bodies of knowledge such as telecommunications, information technology, and computer engineering. So many things have been made possible through computer networking. It has helped people live easier lives in many ways through personal area network, local area network, metropolitan area network, and wide area network.

One great example of a wide area network is the champion of all networks, the Internet. It is the biggest network in the world, and billions of data (maybe even trillions) is being transferred everyday. So much information is exchanged and it has practically changed the way we live our lives.

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