Wednesday, February 25, 2009

Search Engine

A Web search engine is a tool designed to search for information on the World Wide Web. The search results are usually presented in a list and are commonly called hits. The iInformation may consist of web pages, images, information and other types of files. Some search engines also mine data available in newsbooks, databases, or open directories. Unlike Web directories, which are maintained by human editors, search engines operate algorithmically or are a mixture of algorithmic and human input.

A tool for looking specific sites or information on internet, example : yahoo!, Alta Vista, Lycos and Google.
Database or collection of accessible sites that has been created.

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