A computer network is two or more computers connected together using a telecommunication system for the purpose of communicating and sharing resources.

Many of the components of an average network are individual computers, which are generally either workstations or servers.

There are many types of workstations that may be incorporated into a particular network, some of which have high-end displays, multiple CPUs, large amounts of RAM, large amounts of hard drive storage space, or other enhancements required for special data processing tasks, graphics, or other resource intensive applications.

Some of server types are file server, print server, mail server, fax server, telephony, proxy server remote access server, application server, web server, backup server.

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