WWW - World Wide Web

WWW - World Wide Web, what is WWW - World Wide Web, WWW - World Wide Web, WWW - World Wide Web, WWW - World Wide Web

The World Wide Web is an architectural framework for accessing linked documents spread out over millions of machines all over the internet. The World Wide Web is a repository of information spread all over the world and link together.

The WWW project was initiated by CERN (European Laboratory for Practical Physics) to create a system to handle distributed resources necessary for scientific research.

The WWW uses then concept of hypertext and hypermedia. In Hypertext environment, information is stored in a set of documents that are linked using a concept of pointers. The hypertext documents contain text only. The hypermedia document can contain pictures, graphics, and sounds. A unit of hypertext of hypermedia available on the page. The webpage consist of a vast worldwide collection of document can contain pictures, graphics, and sound. A unit of hypertext of hypermedia available on the web is called page. Each page may contain link to other pages. The program which are used to view the web page are called browser. The browser fetches the page requested, interprets the text and formatting commands on it, and displays the page, properly formatted, on the screen, Felling figure shows the hyperlink of department of animal psychology. The string of text that is links to other pages are called hyperlink.

It also specifies a way the Hypertext Transfer Protocol (HTTP) to request and send document over the internet. The web uses the HTTP protocol, only one of the languages spoken overt the internet, to transmit data. With these standards protocols of WWW in place, one set up server and construct hypertext documents with links in them that point to the document on the server. The web also utilize browsers, such as internet Explorer, to access web documents called web pages that are linked to each other via hyperlinks. Web documents also contain graphics, sounds, text and videos. The web is a true" Information Superhighway", allowing user world over to access a wealth of information quickly and easily. 

When we log onto the internet using a web browser (e.g Internet Explorer, Mozilla, Netscape, Opera, Safari), we are viewing documents on the World Wide Web. The basic foundation on which the WWW function is the programming imbedded within HTML that make possible hypertext. Hypertext is the ability to have web pages containing links, which are Ares in a page or button or graphics on which we can click our mouse button to retrieve another document into our computer. This "click ability" using hypertext links is the feature which is unique and revolutionary about the Web.

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