Hypertext Markup Language
INTRODUCTION
The largest network in the world is the Internet. This network is not used for phones, TVs, or electricity, but for computers. Any computer connected to this network can communicate with any of the others that are also connected. The internet has a number of different services but the most popular is the World Wide Web. The Web
network is the core of what many hope will become the electronic superhighway of the future. In addition to today's text, char, and sound and video clips, the internet will soon feature full screen TV and movies.
World Wide Web
The WWW is a series if interconnected documents stored on computer sites or Web sites. When you use your computer and a software program called a Browser to visit a site on the web, your screen displays a document called a Home Page.
Home Page
Generally a home page gives the name of the organization or individual sponsoring the web site and displays a list of highlighted words, buttons, or pictures.
The idea of the Wen was conceived by Tim Berners-Lee at CERN in 1989 to facilitate the collaboration among scientists working on high-energy physics research. He develop the three standards that made the Web possible. The first described a way for computers to talk to another over the internet - called HTTP (Hypertext Transfer Protocol). The second described how to format documents so that they can be transmitted over the Web - HTML (Hypertext Markup Language).
The third described a way to give each document a unique address so you can find it on the Web - URL (Universal Resource Locator).
Browser
The independent software programs such as those developed by Microsoft and Netscape. Others are integrated into application programs such as word processing programs, spreadsheets, and databases.
The browser provides a number of useful functions:
It allows U to enter the address of the site U want to jump to or to jump there by clicking highlighted words, buttons, pictures or icons called hyperlinks on your screen.
¨ It formats the web documents.
¨ It allows U to back up and go forward through pages U have already visited.
¨ It allows U to print the document U see on the screen.
¨ It allows U to send the receive e-mail and other Internet services.
¨ It makes it possible to transfer files - text, graphics, movies, animations, sounds, and programs - from other computers to your computer (called downloading).
