Sunday, January 17, 2010

Data Communication

DATA COMMUNICATION



Data Communications can mean many things to different people, but when we are dealing with computers and our interactions with them, we are typically discussing equipment that was designed to provide or gather information needs to communicate beyond itself, to similar equipment or to a dissimilar system, Data Communications provides the tools, products and equipment to make this happen.
A simple scenario would be two personal computers in the same building, but 50 feet away from each other. By hooking up a cable between the two personal computers, we now have Data Communications. The extent of Data Communications builds from this point on, since there are many factors such as distance, topology, protocol, signaling, security, etc.. that determine how Data Communications will take place.

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