A network is a group of interconnected computers. We need a network so we can communicate and function with other people.
A LAN is a local network and a WAN is a bigger geographical network. Information sharing,Hardware sharing,software sharing, collaborative environment.
Three common network topologies are:
Star, bus, and circle.
Client/Server deals with someone helping out someone else. Peer/Peer deals with people just communicating and talking about random things or everyday life.
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