Definitions by Vitaliy Grodskiy

Gr. 1

Sentence definition

A search engine is a hard- and software complex, which is designed for searching information and react to the user’s query by giving out the ranked set of links, which are relevant to the query.

Extended definition

A search engine is a hard- and software complex, which is designed for searching information. The main part of the search engine is the database, which contains information about the known web-pages. The process of definition of the revelation of the web-page to the query uses the different algorithms, which analyze the content of the page (the key word frequency, the usage of key words in the important parts of the document (heading, title), and some others) and external factors – the number and quality of the links on web-page, the description in catalogues, and so on.