Networks And Connectivity :: essays research papers

Networks and ConnectivityTrying to give a definition to the barrier COMMUNICATIONS we can say that &8220Communications is the dispatch of a put across from one point to other and the confirmation of the complete , right and conceivable receiving of the message by the authorized addressee .As we can see from the story there was a huge try to achieve the conversation among people . The signals of smoke , the sounds of the drum , the fire were some of the basic ship canal for the transfer of a message in a era eld ago . But these ways of communication was neither accurate nor has the deduction of the success . Also the transfer speed of the information was small , the size of it of the information tiny and the security of the communication was almost absence .The look at for webs appears for the first time when Graham Bell set in enjoyment the telephone . He was talking with a friend of his with a angiotensin converting enzyme line , but later when he wanted to talk to ano ther friend of his he needed to use another line to tie in his phone and the phone of his friend . So imagine that he has X friends , he would need X(X-1)/2 lines and X-1 phones , that was impossible so the need of networks tell apart up . The network first developed for the need of the voice communication but after the appearance of data communications need the identical network was used .From the time that electricity and electronics had developed there was chop-chop 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 organic 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 vantage of that network in a great rate so as to satisfy their needs for data communication . TermsTalking close our days , when we are referring to the ter m computer connectivity we have a composite plant of hardware , software and physical appliance, and we mean the way and how computers can report and share common sources with the use of an intelligent or common network .With the term Data Communication we mean the exchange of information chthonic the form of data between Data Terminal Equipment .