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Networks And Connectivity - Online Papers

Networks And Connectivity


Trying to give a definition to the term COMMUNICATIONS we can say that “Communications is the dispatch of a message from one point to another and the confirmation of the complete , right and conceivable receiving of the message by the authorized addressee”
As we can see from the history there was a huge try to achieve the communication between people . The signals of smoke , the sounds of the drum , the fire were some of the basic ways for the transfer of a message in a era years ago . But these ways of communication was neither accurate nor has the certainty of the success . Also the transfer speed of the information was small , the size of the information tiny and the ...

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the need of the voice communication but after the appearance of data communications need the same network was used .
From the time that electricity and electronics had developed there was rapidly changes at the section of the communications . After the decade of the 1950 the computers started developing , and the communications started playing an important role in peoples life . Also the evolution of the voice communication has created an extensive telephone network which today covers a very large part of the planet , and computers have taken advantage of that network in a great rate so as to satisfy their needs for data communication .














Terms


Talking about our days , when we are referring to the term computer connectivity we have a complex of hardware , software and physical appliance, and we mean the way and how computers can communicate and share common sources with the use of an intelligent or common network .

With the term Data ...

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time . All the applications and the peripherals that the network offers can be available in only one user each time .

The restrictions that the single-user environment set, we are trying to skip them with the multi-user environment . The multi-user systems share their abilities between the users with techniques which we characterize them as time sharing . In these environments we use dump terminals , one monitor and one keyboard .

In a client / server computing environment every Data Terminal Equipment is a PC and the environment works like the multi-user environment . So every user with his own PC shares with the others the applications , and the peripherals that ...

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PAPER DETAILS
Added: 7/2/2007 10:59:28 AM
Category: Science & Nature
Type: Premium Paper
Words: 2036
Pages: 8

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