Books (Subjective)

Networking allows one computer to send information to and receive information from another. Wecan classify network technologies as belonging to one of two basic groups. Local area network(LAN) technologies connect many devices that are relatively close to each other, usually in thesame building. The library terminals that display book information would connect over a local areanetwork. Wide area network (WAN) technologies connect a smaller number of devices that canbe many kilometers apart.

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Within premises and industrial plants, the importance of the information technology cablinginfrastructure is similar to that of other fundamental building utilities such as heating, lighting andmains power supplies. As with other utilities, interruptions to service can have serious impact. Poorquality of service due to lack of planning, use of inappropriate components, incorrect installation, pooradministration or inadequate support can threaten an organization’s effectiveness.

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Created by

Engr. Mehran Mamonai

Lecturer

Department of Telecommunication,

Mehran UET, Jamshoro