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World Wide Web is the primary
tool used by billions of people to
share, read, and write
information to interact with other
people via internet. World Wide
Web made much progress since
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The World Wide Web -- also known as the web, WWW refers
to all the public websites or pages that users can access on
their local computers and other devices through the internet.
These pages and documents are interconnected by means
of hyperlinks that users click on for information. This
information can be in different formats, including text,
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Tim Berners-Lee -- created the Web 1.0
Darcy DiNucci -- coined the term Web
2.0
John Markoff --coined the term Web 3.0
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Components of WEB
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HTTP- HyperText Transfer Protocol protocol governs data transfer between a
server and a client.
HTML- Hypertext Markup Languange– it is the most common format for
publishing web documents (web documents and pages are created using HTML)
URI- Uniform Resource Identifier– it distinguishes one resource from another
URL- Uniform Resource Locator– also known as web address. It identifies a web
resource as well as its location on a computer network (http://www.library.pitt.edu)
URN- Uniform Resource Name– it is a formal naming scheme that identifies a
resource, but does not indicate its location (ISBN, ISSN)
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HTTP- HyperText Transfer Protocol protocol governs data transfer between a
server and a client.
HTML- Hypertext Markup Languange– it is the most common format for
publishing web documents (web documents and pages are created using HTML)
(It tells the browser how to display the content of the website. It describes the
structure of a web page)
URL- Uniform Resource Locator– to access a Web component, a client supplies a
unique universal identifier (it is the complete web address)
Domain- it is the name of a website
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The first generation of the Web, Web 1.0,
which Berners-Lee originally defined in
1989, had no video content and a page
format similar to that of a printed page.
Web 1.0 was primarily static and focused
on providing information.
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The Web 2.0 also referred as Social Web or
read-write web is the era(2000–2010 and
continues even now) which facilitates
interaction between web users and sites
which intern allows users to communicate
with other users. In this era every user can be
a content producers and content is distributed
and shared between sites. (Facebook, twitter)
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The Web 3.0 also referred as Semantic Web
or read-write-execute is the era(2010 and
above) which refers to the future of web. In
this era computers can interpret information
like humans via Artificial Intelligence and
Machine Learning. Which help to intelligently
generate and distribute useful content tailored
to a particular need of a user. (Siri, Google
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The quick brown fox jumps over the lazy dog.
The quick brown fox jumps over the lazy dog.
The quick brown fox jumps over the lazy dog.
The quick brown fox jumps over the lazy dog.
The quick brown fox jumps over the lazy dog.
The quick brown fox jumps over the lazy dog.
The quick brown fox jumps over the lazy dog.
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The quick brown fox jumps over the lazy dog.
The quick brown fox jumps over the lazy dog.
The quick brown fox jumps over the lazy dog.
The quick brown fox jumps over the lazy dog.
The quick brown fox jumps over the lazy dog.
The quick brown fox jumps over the lazy dog.
The quick brown fox jumps over the lazy dog.
