search engine work

Explain different stages of search engine work.

What are you even asking for?

1. Web Crawling
2. Indexing
3. Ranking

1.Web Crawling. This is the means by which search engines can find out what is published out on the World Wide Web. ...
2.Indexing. Once a spider has crawled a web page, the copy that is made is returned to the search engine and stored in a data center. ...
3.The Algorithm.