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Search Engine Basics   «Prev 

Operations of a Search Engine - Past (1999) and Present

Automated robot or spider programs read information day after day from websites that are linked to the site they are reading from.
Automated robot or spider programs read information day after day from websites that are linked to the site they are reading from.

Information is stored and indexed in the search service's database
Information is stored and indexed in the search service's database


Compose a search query from keywords and symbols that restrict or expand a search and submit the query to the Search Engine.
Compose a search query from keywords and symbols that restrict or expand a search and submit the query to the Search Engine.

The search engine searches the service's database with its software for matches to your search query.
The search engine searches the service's database with its software for matches to your search query.


Matches are used to generate a list of search resultes.
Matches are used to generate a list of search resultes.