HTML

Hyper Text Markup Language
Hyper Text is a text that has special features for formatting hypermedia: text, pictures, video, sound etc. Markup simply means to add these features and Language means a set of rules (syntax, slang) for proper communication.

History of HTML

HTML was developed a few years ago as a subset of SGML (Standard Generalised Markup Language) at the Department of defence - USA. Its simpler than its precedor. Tim Berners-Lee at Cern designed the original HTML document type in 1990. In 1992, Dan Connolly and Karen Olson Muldrow rewrote HTML. Currently it has written by Dave Raggett.
HTML lets you create page which can be read on the web. For more of it is here at 24 hours html
Evolution
Tools
Importance
Introduction
To see the HTML code for this page visit View menu and look for source
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Evolution

HTML was developed in four stages.
Level 0 - The basic structural elements and assumed that all browsers support all features of level 0.
Level 1 - Includes features as highlighted text and graphics that supports browser capability.
Level 2 - W.W.W. -World Wide Web introduced as an interactive medium.
Level 3 - The introduction of frames, video, sound etc. - True Hypermedia support.

Tools

The most basic element of any HTML page is ASCII (American Standard Code for Information Interchange, which has a decimal number designated from 1 - 255 for all the charcater set on keyboard including the special characters: , " etc...) text.
The file extension is a HTM or HTML is a plain ASCII text file. Any program that generates ASCII text file will work fine as an HTML editor - Notepad, word processor: MS Word, Word Perfect etc.

Importance of HTML

Displays any type of document on the host computer which can be on any type of computer (anywhere in the world). Can be used with any platform - versatile. Text looks attractive and has the feature to link any document with another.