What is the procedure to display the information of search engine? - SEO

What is the procedure to display the information of search engine?

- Search engines are used to search for a query by the user and display the result by selecting the web pages that are related to the query.

- The sites that are under, the result returns the algorithm that is being analyzed, in case of web pages and stored in the search index.

- Search engine displays the file size of the web page and it calculates according to the percentage of users being visited the website.

- The web pages can be optimized for the better search result and then the new result can be returned according to the sites.

- The results are being shown according to the order of relevance of the content that is being given for different sites.