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Web search engines background

Search engines are designed to look for information on World Wide Web (WWW) and File Transfer Protocol (FTP) servers. The results are usually presented in a list of results. The results may include web pages, videos, images, and other kind of files. At this time there are thousands of different types of search engine with in WWW and the number is increasing every day.

One of the first search tools on the internet launched in 1990 by Alan Emtage, Bill Heelan and J. Peter Deutsch and it was called Archie. Archie was downloading a list of the directory form all public anonymous FTP sites and creating searchable database and it was not indexing the contents of these site due to space limitations.

In September 1993 the first primitive search engine was released by Oscar Niestrasz at the University of Geneva. Oscar Niestrasz wrote program with Perl scripts that would regularly copy these pages and rewrite them in W3Catalog.

The very first web robot was created by Matthew Gray in June 1993. It was called World Wide Web Wanderer, and it was generating index called “Wandex”. The reason of creating Wanderer was to evaluate the size of WWW.

The very first web robot was created by Matthew Gray in June 1993. It was called World Wide Web Wanderer, and it was generating index called “Wandex”. The reason of creating Wanderer was to evaluate the size of WWW.

WebCrawler become one of the first ‘full text’ crawler-based search engine in 1994. Not like the forerunner search engines, it was enabling user to search for any keyword in any website. Shortly many other search engine emerged, such as, Inktomi, Excite, AltaVista and Northern Light.

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