Experimental search system
Hardware-software system with a web interface that provides the ability to search for information on the Internet. Under the search engine usually refers to a site on which is placed an interface (front-end) system. The software part of the search engine is a search engine (search engine) - a set of programs that provides the functionality of a search engine and are usually the trade secrets of search engine developer.
Most search engines are looking for information on the sites of the World Wide Web, but there are also systems that can search for files on FTP-servers, goods in shops, as well as information on the newsgroups Usenet.
Improved search - this is one of the priorities of the modern Internet (see. About the main problems in the search engines in the article Deep web).