evolution of www
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Evolution of WWW
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So World Wide Web…
Network of Computers
Service which runs on the
network(internet)
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Tim
World Wide Web or WWW or Web as defined in Wikipedia
It is a system of interlinked hypertext documents accessed via the Internet
Who proposed it ?
Tim Berners-Lee
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Lets look in to the history…
• Tim Berners-Lee proposed WWW1989
This is the NeXtT computer
Used by Berners-Lee as web server
• World’s first web server was developed1990
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• WWW was announced as Free and open to all1993
• WorldWideWeb – First Web Browser1990
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Web 1.0
ScreenShot of msn.com from the year1995
Most of the pages were static
There wer only images(mostly animateGIFs..) and hyperlinks
Readers or Users were unable contribute to the site
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Web 2.0Pages are made dynamic
Users or readers are allowed to participate with the website and
contribute their views to web.
Technologies widely used in Web 2.0
Client Side
Javascript
Ajax
Flash
Flex
Server Side
There are several server side languages like
perl,php,ruby,jasp etc..
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Web 3.0
Tim Berners-Lee described semantic web as the most important
component of web 3.0
Hence the web is required to be more meaningful
Eric Shmidt described Web 3.0 as the web should be able to run any
device and every thing will be on the cloud.
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How HTML5 helps to make a semantic web
<dl><dt>Name<dt>
<dd>Mark Zuckerberg</dd><dt>Position</dt> <dd><span >Developer advocate</span> for <span>Google, Inc.<span></dd></dl>
Part of a normal webpage
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How HTML5 helps to make a semantic web
<dl><dt>Name<dt>
<dd itempprop=“name”>Mark Zuckerberg</dd><dt>Position</dt> <dd><span itempprop=“title”>CEO</span> for <span itempprop=“company”>facebook</dd></dl>
Make it more meaning full…
There are lot of other elements like <article>,<section>,<summary>… helps a webpageto be more meaningful.
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And that’s all…Thank U..