In A role of computer in network is a lot of computers connected together for the purpose of sharing resources. The most well-known resource shared today is connection to the Internet. Other shared resources may include printers or file servers. The Internet can be considered a computer network itself.
A computer network is a lot of connected computers. Computers on a network are called nodes. The connection between computers should be possible by means of cabling, most commonly the Ethernet cable, or wireless through radio waves. Connected computers can share resources, similar to access to the Internet, printers, file servers, and others. A network is a multipurpose connection, which enables a single computer to do more.
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