How Google Search Work ?

Many of you want to know about how google search works. So there is short note on how it is working. From algorithm to answer, google search is working in three parts

1. Crawling and Indexing
2. Algorithms
3. Fighting Spams

1. Crawling and Indexing

Search Srarts with the web, It's made up of over 60 trillion individual pages and it's constantly growing. Google navigates the web by CRAWLING. That means we follow links from page to page. Site owners choose whether their sites are crawled. It sort the pages by their content and other factors. And we keep track of it all in THE INDEX.

2. Algorithms

Google write programs and deliver the beast results possible. As you search ALGORITHMS get to work looking for clues to better understand what you mean. Based of these clues, it pull relevant document's from the index and then RANK the results using over 200 factors 

The Search Lab

Our algorithms are constantly changing. These changes begin as ideas in the minds of our engineers. They take these ideas and run experiments, analyze the results, tweak them, and run them again and again RESULTS can take a variety of forms all this happens in 1/8th of a second.

3. Fighting Spams 

It fight spam 24/7 to keep your results relevanr.The majority of spam removal is automatic. It examine other questionable documents by hand. If google find spam, it take manual ACTION. When it take action, it attempt to NOTIFY the website owners.Site owners can FIX their sites and let us know.

AND THAT'S HOW SEARCH WORKS.

Behind your simple page of results is a complex system, carefully crafted and 

tested, to support more than one-hundred billion searches each month.