what do you know about World Wide Web

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World Wide Web -------------- World Wide Web definition from the organization that web inventor Tim Berners-Lee helped found, the World Wide Web Consortium (W3C): "The World Wide Web is the universe of network-accessible information, an embodiment of human knowledge." World Wide Web is also known as "WWW", "Web" or "W3". World Wide Web began as a networked information project at CERN and released in 1992. World Wide Web was created by Sir Tim Berners-Lee. World Wide Web is a series of servers that are interconnected through hypertext. Hypertext is a method of presenting information in which certain text is highlighted that, when selected displays more information on the particular topic. These highlighted items are called hyperlinks and allow the users to navigate from one document to another. That may be located on different servers. A user use web browser to view web pages that may contain text, images, videos, multimedia and navigates between web pages using links or hyperlinks. Common terminologies related to WWW are: Web Browse ---------- Web Browser is client software that allows the user to display & interact with a hypertext document. Web Browser is a software that helps the user to navigate the World Wide Web. Web Browsers like Internet Explorer, FireFox, Opera etc. Home page --------- The term home page commonly refers to the index page of any organization or information source. Home page can have links that take the user to further levels of information within the same topic or there can be links to other home pages. HTML ( Hypertext Markup Language ) ---------------------------------- HTML is encoding scheme used to create and format a web documents. HTTP ( Hypertext Transfer Protocol ) ------------------------------------ HTTP is protocol used on the web to transfer hypertext documents. A protocol is set of rules that the computers use to communicate logically. URL ( Uniform Resource Locator ) -------------------------------- URL is a web addressing scheme that spells out the exact location of an internet resource. When the users click on a link, the browser reads the link to the document. The information about the link is provided to the browser by the URL. Any link from one document to another is always implemented by using a URL.