Bing (search engine) 2008 with the security concern addressed. However around the introduction of Bing in June 2009 both gadgets have been removed again for download from Windows Live Gallery. Before the launch of Bing, the market share of Microsoft web search pages (MSN and Live search) had been small. By January 2011, Experian Hitwise show that Bing's market share had increased to 12.8% at the expense of Yahoo! and Google. In the same period, comScore’s "2010 U.S. Digital Year in Review" report showed that "Bing was the big gainer in year-over-year search activity, picking up 29% more searches in 2010 than it
Search engine technology Search engine technology A search engine is an information retrieval software program that discovers, crawls, transforms and stores information for retrieval and presentation in response to user queries. A search engine normally consists of four components e.g. search interface, crawler(also known as a spider or bot),indexer, and database. The crawler traverses a document collection, deconstructs document text, and assigns surrogates for storage in the search engine index. Online search engines store images, link data and metadata for the document as well. The concept of hypertext and a memory extension originates from an article that was published in The Atlantic Monthly