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Understanding The World Wide Web

Everyday we log on and get into thisProvider.
strange online world called the web. NowOnce the IP address is reached, the web
many of us believe that the Internet andsite and all its content becomes
web are the same, but though they areavailable to the user. Almost
related, they are not quite the sameimmediately the html or hypertext markup
thing. The Internet or the Net as we alllanguage code is sent back and the text
call it now, is a worldwide system ofand graphics are available to the
interconnected computer networks. Itbrowser. This happens fairly quickly,
transmits data using the Internettaking just a few seconds, helping us
protocol. The net has many networks allmake the most optimum use of the web.
tied together, carrying out manyIf things do not go as planned, the
functions. These functions may be asviewer will get an error message stating
different as email or pages of'the page cannot be displayed'. This
information, or even online chat. Thecould mean that there is an error in the
Web is a read-write information space.server name or the page being searched
It has resources like text documents,for does not exist. Sometimes the server
images and multimedia.could be busy or the page being searched
It is interesting to see how the webhas moved. It is best to follow the
works. Anyone accessing the web will useinstructions given and continue.
a web browser like the Internet ExplorerAll this sounds very simple, but today
or Mozilla Firefox and the hypertextthere is high degree of sophistication
link to the page or resource is typedin the programming and solutions offered
in. The address would read like this 'by a web page. The credit for designing
This address is given by the global,the concept of the web goes to Tim
distributed Internet database known asBerners-Lee, when he built the
the Domain Name System or DNS. To make"ENQUIRE". On August 6, 1991, he posted
this sound easier, in the above example,a short summary of the World Wide Web
the address of the server is and there,project on the alt.hypertext newsgroup,
a request to view "mypage" is beingusing the concept of HTML. This was the
made. HTTP or Hypertext Transferdebut of the Web as a service on the
Protocol helps in accessing the server.Internet. He applied the idea of links
The DNS then turns all this into anto the Internet. This meant that the web
individualized IP or Internet Protocolbecame an accumulation of pages that
address. This will look like a phonecould be accessed by clicking on links.
number with four numbers between 0 andToday we have benefited so much from
255. The IP is a procedure set up by thethis new communication system which
Internet to find a server anywhere inmakes the world so much smaller than
the world. In fact once the IP addressbefore and has linked its many peoples
is known, the server can be locatedas no other means could have ever done.
through the ISP or Internet Service



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