When we search any keyword in google then it shows No. of url's. I want to know the whole process of google how it works means from where it will start and what is the ending point.
Crawling the web -> Filtering spams out -> 200 ranking factors will be applied to each result -> That's about it.
Google Crawls, Indexes your data, Match your data with user's query & then provide results & all this needs S.E.O. IF You like you can check http://computerpoint.com.pk .
Yes, what they said. And also, the PR and relevance of your backlinks is very important. A relevant high pr link with good DA/PA/TF can move you up the SERPs fairy quickly.