The document discusses the history and components of the World Wide Web and the Mosaic browser. It describes how Tim Berners-Lee created HTTP and the basic framework for the WWW in 1989. It then explains the key components of the WWW including browsers, servers, HTML, URLs and how they interact. The document highlights that Mosaic, developed in 1993, was the first graphical web browser and helped popularize the early World Wide Web.
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WWW and Mosaic.pptx
1. World Wide Web & Mosiac
• Submitted To:
• Zoology Department
• CCS University
• Saharanpur
2. CONTENT
Intro of WWW
History
Structure
WWW Component
Structural Components of WWW
Semantic Components of WWW
Browsers
Mosaic
Conclusion
3. INTRO OF
WWW
The World Wide Web (WWW) is
an internet based service. It is the network
of pages of images, texts and sounds on
the Internet which can be viewed using
browser software.
It is used to exchanging the information
between Client and Server.
It uses the web pages to interact with the
user that pages can be viewed using web
browser
4. The development of the World Wide
Web was begun in 1989 by Tim Berners-
Lee at CERN.
They created a protocol, Hypertext
Transfer Protocol (HTTP), which
standardized communication between
servers and clients.
The World Wide Web gained rapid
acceptance with the creation of a Web
browser called Mosaic developed
by Marc Andreessen
HISTORY
5. STRUCTUR
E
Clients use browser application to send
URIs via HTTP to Server requesting Web
Pages
Web pages constructed using HTML and
consist of text, graphics, sounds and other
multimedia files
Servers (or caches) respond with
requested Web page
Client’s browser (such as Mosaic, Chrome,
Edge) renders Web page returned by
server
The entire system runs over standard
networking protocols
7. Structural
Components
of WWW
Browser
Browser is the software or application that is used to
view the content of internet
Server
Server are special type of computer or devices on the
network that store information and fulfill the user
request.
Cache
An auxiliary memory from which high-speed retrieval is
possible.
Internet
It is the network of networks. The WWW is the way of
accessing the information over the internet
8. Semantic
Components
of WWW
HTTP
The Hyper Text Transfer Protocol (HTTP) is the
client-server network protocol that has been in
use by the World-Wide Web
HTML
HTML stands for Hyper Text Markup Language. It
is used to design web pages using markup
language that can be viewed using Browser
URL
URL is an acronym for Uniform Resource Locator.
It is the address by which computers and
documents on the Internet can be located.
10. BROWSERS
A browser is the software that can be used to
display web pages on the internet.
Web browser communicate to web
server primarily using HTTP.
There are many popular browser in market
such as Google Chrome, Microsoft Edge,
Firefox, Opera, Safari etc.
Google Chrome is the widely used browser in
the world.
The advance development of browser and use
of HTTP started with Mosaic Browser
11. MOSAIC
Mosaic is the first Graphical Web browser
Mosaic was developed at the National
Center for Supercomputing Applications
(NCSA) in 1992 and initial release in 1993.
Microsoft licensed Mosaic to create
Internet Explorer in 1995
It officially discontinued development and
support in 1997.
12. Conclusion
The World Wide Web have today was
created by some very bright, talented
people who either had vision, or were
inspired by other talented people’s
visions.
Though their ideas were not always
popular, they pressed ahead.
Their perseverance and hard work
brought us to where we are today.
There is a lot to be learned by studying
these people, their early work and
keeping in mind what they had to work
with.
13. REFERENCE Topic : WWW & Mosaic
Book Name: IT Tools & Network Basics
Page No: 219-230
Writer: Satish Jain & M. Geetha
Publication: BPB Publication