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AltaVista is the first search engine concentrated on web page. Search engines work on the basis of indexing the content of the web page. However, it is clear that the contents could not be sufficient for capturing the information in detail. The link structure of the Web is an important resource to improve the results of search engines on that idea Google was designed. |
Google also used Page –Rank approach system to improve the search results. The new area of study is page layout which is a good resource for improving search results. For Example the value of information presented in<heading> tag is more important than <paragraph> tag.
The first search engines were established based on the traditional database and information retrieval methods to improve their results.
Google search engine shows top sites related to users search. Due to the gigantic size of web and vast variety of users make search engine in demand today.
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