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About HTML | ||
Definition | ||
(Hypertext Markup Language) - It is the code in which the
World Wide Web documents are written, which uses "tags" to tell
browsers which parts of a Home Page are icons, displayed as links or have
hierarchical importance etc.
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DTD | ||
(Document Type Definition) - A document describing the structure and tags which are used in XML (eXtensible Markup Language). For a Web page, the DTD is present in the first line of the page and it specifies the (HTML, XHTML, etc) language which is used in that Web page. DTD examples: HTML 4 Strict DTD, HTML 4 Transitional DTD, HTML 4 Frameset DTD, | ||
History | ||
HTML 1.0 - the first release of HTML. HTML 2.0 - included the HTML 1.0 specifications and added new features - was the standard for web design until 1997 January. HTML 3.0 - specifications were abondoned. HTML 3.2 - WILBUR - became a standard in January 1997 because of the work of the The World Wide Web Consortium . HTML 4.0 - COUGAR - (mostly based on HTML 3.0) became an official standard in April 1998. Suppor for CSS was introduced. HTML 4.01 - is HTML 4.0 revised - this is the final specification version. |
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