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Yahoo! Search is a search engine owned and operated by Yahoo!, using Microsoft Bing to power results. Originally, "Yahoo! Search" referred to a Yahoo!-provided interface that sent queries to a searchable index of pages supplemented with its directory of websites. The results were presented to the user under the Yahoo! brand.
Search engine indexing is the collecting, parsing, and storing of data to facilitate fast and accurate information retrieval.Index design incorporates interdisciplinary concepts from linguistics, cognitive psychology, mathematics, informatics, and computer science.
Yahoo!, once one of the most popular web sites in the United States, is as of September 2021 a content sub-division of the namesake company Yahoo Inc., owned by Apollo Global Management (90%) and Verizon Communications (10%). It has offered a wide range of online sites and services since its inception in 1994, a majority of which are now defunct.
It is the first WWW resource-discovery tool to combine the three essential features of a web search engine (crawling, indexing, and searching). [13] [14] [18] 1994 January New web directory: Yahoo!, founded by Jerry Yang and David Filo, launches Yahoo! Directory. [14] It becomes the first popular Web directory. [19] New web search engine
This explains why sometimes a search on a commercial search engine, such as Yahoo! or Google, will return results that are, in fact, dead links. Since the search results are based on the index, if the index has not been updated since a Web page became invalid the search engine treats the page as still an active link even though it no longer is.
Web indexing, or Internet indexing, comprises methods for indexing the contents of a website or of the Internet as a whole. Individual websites or intranets may use a back-of-the-book index , while search engines usually use keywords and metadata to provide a more useful vocabulary for Internet or onsite searching.
Yahoo (/ ˈ j ɑː h uː / ⓘ, styled yahoo! in its logo) [4] is an American web services portal. The web portal provides search engine Yahoo Search and related services including My Yahoo , Yahoo Mail , Yahoo News , Yahoo Finance , Yahoo Sports and its advertising platform, Yahoo Native .
Yahoo! was founded in January 1994 by Jerry Yang and David Filo, who were electrical engineering graduates at Stanford University [1] when they created a website named "Jerry and David's Guide to the World Wide Web". The Guide was a directory of other websites, organized in a hierarchy, as opposed to a searchable index of pages.