search engines important

                               A search engine is a software program in your computer that enables you to locate information on the World Wide Web. Searchengines look through their own databases of information in order to find what it is that you are looking for. To use a search engine, you must find type in what you want to find. The search engines software quickly sorts through millions of pages in its database to find matches to the words you have typed in.

Ted Nelson

Hypertext

Hypertext is a special database system. It links related objects like text, pictures, and music programs. When you select an object, you can see all the other objects that are linked to it, and access them by clicking on that phrase or object. Example, if you are reading about a singer, the name of his most famous songs will be part of the document. If you click on a name, the words of the screen. Hypertext was invented by Ted Nelson in the 1960’s.