Actually, the search engine is a software program or script that helps the users find results from websites on the Internet on a specific keyword basis.
Whenever an internet user searches any keyword on any search engine, the search engine searches those keywords on their database and on the basis of their code or script and list them to whatever results match the keyword.
Is there. There are thousands of search engines available on the internet which have their own features and attributes.
The search engine uses some automated programs to increase their database and check the available websites which are called robots, spiders, and bots.
These automated programs keep checking time to time websites and follow the contents, webpages, and links on them. The most popular search engine is Google, yahoo, bing.