Wide area networks essay

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Wide area networks essay

The corridor where WWW was born. CERNground floor of building No. Bythe global Internet began to proliferate in Europe and the Domain Name System upon which the Uniform Resource Locator is built came into being. There is no reason, the proposal continues, why such hypertext links could not encompass multimedia documents including graphics, speech and video, so that Berners-Lee goes on to use the term hypermedia.

By ChristmasBerners-Lee had built all the tools necessary for a working Web: The first web site, [14] which described the project itself, was published on 20 December Jones stored it on a magneto-optical drive and on his NeXT computer.

As another example of such confusion, several news media reported that the first photo on the Web was published by Berners-Lee inan image of the CERN house band Les Horribles Cernettes taken by Silvano de Gennaro; Gennaro has disclaimed this story, writing that media were "totally distorting our words for the sake of cheap sensationalism.

Accounts differ substantially as to the date of this event. Both Nelson and Engelbart were in turn inspired by Vannevar Bush 's microfilm -based memexwhich was described in the essay " As We May Think ". In his book Weaving The Webhe explains that he had repeatedly suggested that a marriage between the two technologies was possible to members of both technical communities, but when no one took up his invitation, he finally assumed the project himself.

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In the process, he developed three essential technologies: The Web required only unidirectional links rather than bidirectional ones, making it possible for someone to link to another resource without action by the owner of that resource. It also significantly reduced the difficulty of implementing web servers and browsers in comparison to earlier systemsbut in turn presented the chronic problem of link rot.

Unlike predecessors such as HyperCardthe World Wide Web was non-proprietary, making it possible to develop servers and clients independently and to add extensions without licensing restrictions.

Wide area networks essay

Mosaic's graphical user interface allowed the Web to become, by far, the most popular Internet protocol. By the end ofthe total number of websites was still relatively small, but many notable websites were already active that foreshadowed or inspired today's most popular services.

Connected by the Internet, other websites were created around the world. This motivated international standards development for protocols and formatting. Berners-Lee continued to stay involved in guiding the development of web standards, such as the markup languages to compose web pages and he advocated his vision of a Semantic Web.

The World Wide Web enabled the spread of information over the Internet through an easy-to-use and flexible format.

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It thus played an important role in popularising use of the Internet. The advent of the Mosaic web browser helped to make the web much more usable, to include the display of images and moving images GIFs.

Wide area networks essay

The terms Internet and World Wide Web are often used without much distinction. However, the two are not the same.


The Internet is a global system of interconnected computer networks. In contrast, the World Wide Web is a global collection of documents and other resourceslinked by hyperlinks and URIs.What is Continuing Education?

Continuing Education offers a wide variety of non-credit courses for lifelong learning in the areas of Community Education and Professional Development/Training.

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To find out more, including how to control cookies, see here. My Open Wireless Network. Whenever I talk or write about my own security setup, the one thing that surprises people -- and attracts the most criticism -- is the fact that I run an open wireless network .

Feb 17,  · What are the disadvantages of a wide area network? Update Cancel. Answer Wiki. 4 Answers. What are some examples of wide area networks (WANs) other than the internet? What are the disadvantages of the Metropolitan Area Network? What are the disadvantages of a network?

Coaxial cable is widely used for cable television systems, office buildings, and other worksites for local area networks. The cables consist of copper or aluminum wire wrapped with insulating layer typically of a flexible material with a high dielectric constant, all of which are surrounded by a conductive layer.

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