short notes on www (world wide web) and http (hyper text transfer protocol) with the help of diagram

WWW (WORLD WIDE WEB):-

www consists of millions and millions of websites stored in host computers throughout the world.
The world wide web is the most popular method of accessing the internet. Main reason for its popularity is use of a concept called hypertext. Hypertext is a new way of informing storage and retribleval that enables auther to structure information in novel ways.



Features of WWW (world wide web):-

• It has its own protocol i.e. HTTP
• It creates a convenient and user friendly environment
• It is the fastest components of Internet since it gathers together all the protocols into a single system.
• It relies on the hypertext as means of Information retrieval.
• It has the ability to work with multimedia and advanced programming languages i.e. text, graphics, video and audio.
• It is a delivery medium, content provider and subject matter.
• It connects users to almost any part of the Internet.
• It is used to explore intellectual, verbal knowledge and effective learning.
• It contains complex virtual web of connections and consist of files.
• It provides real-time collaboration, interactive pages and automatic push of information to client computers.

HTTP( hyper text transfer protocol):-

• HyperText Transfer Protocol, the underlying protocol used by the World Wide Web. HTTP defines how messages are formatted and transmitted, and what actions Web servers andbro wsers should take in response to various commands. For example, when you enter aURL in your browser, this actually sends an HTTP command to the Web server directing it to fetch and transmit the requested Web page.

• HTTP (Hypertext Transfer Protocol) is the set of rules for transferring files (text, graphic images, sound, video, and other multimedia files) on the World Wide Web. As soon as a Web user opens their Web browser, the user is indirectly making use of HTTP. HTTP is an application protocol that runs on top of the TCP/IP suite of protocols (the foundation protocols for the Internet).

• The HTTP protocol is a request/response protocol.
• Web browsers and servers communicate with each other using the HyperText Transfer Protocol (HTTP).
• The Hypertext Transfer Protocol (HTTP), the Web'sapp licati on -layer protocol.
• HTTP defines the structure of these messages and how the client and server exchange the messages.