El internet

THE INTERNET
The origins of Internet are to look for them in a project of the Department of American Defense that sought to obtain a sure net of communications that can stay although fails some oftheir nodes. HARP, a net computer science that connected computers located in dispersed places and that operated on different operating systems, in such a way that each computer it could connect to allthe other ones.
The protocols that allowed such an interconnection were developed in 1973 by the American computer specialist Vinton Cerf and the American engineer Robert Kahn, and they are thewell-known Protocol of Internet (IP) and Protocol of Control of Transmission (TCP). Back of the strictly military environment, this incipient Internet (called Arpanet) it had a great development in UnitedStates, connecting great quantity of universities and investigation centers. To the net it united nodes of Europe and of the rest of the world, forming that it is known as the great world spider'sweb (World Wide Web). In 1990 Arpanet stopped to exist.
At the end of 1989, the British computer specialist Timothy Berners-Lee develops the World Wide Web for the European Organization for the NuclearInvestigation, good known as CERN.
Their objective was to create a net that allows the exchange of information among the investigators that participated in projects linked to this organization. Theobjective was achieved using files that contained the information in form of texts, graphics, sound and videos, besides the bonds with other files. This hypertext system was that propitiated theextraordinary development of Internet like half through which great quantity of information circulates for the one that you can navigate using the hipervínculos.
Besides the academic and institutional usethat had in their origins, today Internet is used with commercial ends. The different companies not only use it as window in which are given to know themselves and their products, but rather,...