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Old 12-22-2016, 02:09 AM   #4
shahid
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Join Date: Nov 2016
Posts: 254
Without search engines, content would all be hand picked – just like newspapers and magazines. ... There are three basic stages for a search engine: crawling – where content is discovered; indexing, where it is analysed and stored in huge databases; and retrieval, where a user query fetches a list of relevant pages.
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