Tuesday, November 24, 2009

Computer Networking


Computer Networking
Computer Networking is a focus within engineering that deals with communication between computer systems or devices. Computer networking is often considered a sub-discipline of a few areas: telecommunications, computer science, information technology and/or computer engineering. Computer networks rely heavily on the theoretical and practical application of each of these engineering disciplines.
A computer network is any set of computers or devices connected to each other with the ability to exchange data. Examples of different networks are:

LAN Information - Local Area Networks

Definition:
LAN – Local Area Network – usually a small network, within a small geographic area. An example of this would be a small office, with 2 or more computers connected to the same printer. Another example would be a school, where several computers are connected to shared resources (pronters, faxes, etc) and are then connected to the internet or some other kind of WAN.

WAN Information

Definition:
WAN – Wide Area Network – usually a large network of interconnected computers and devices. WANs typically span a large geographic area. An example could be a large enterprise that has systems that communicate with each other throughout several offices located in numerous cities and/or countries.

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