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Network concept

Intro
Computer Network

Intro

A network is a general term referring to a set of related elements or entities linked to each other. The coexistence of these elements is defined by the communication or exchange processes performed within a structured environment.

A network may be:

Traffic
Human
Social
Computers
Neuronal

Computer Network

A computer network is a set of computers and devices interconnected to each other allowing the computers to communicate with each other and share resources and information.

For more information on these topics :

The concept of networks

http://ccm.net/contents/initiation/concept.php3

Types of Networks

http://ccm.net/contents/initiation/types.php3