Hi, Reader!!!!, In this post, I am gonna share with you some cool things about search engines such as how a search engine works ? and big search engine like working of the google search engine with diagram !!!!!
Every search engines have two main tasks which work with an algorithm of crawling and building an index of a collection of different web pages and also offering query search users to show a ranked list of websites which consider as relevant. There numerous example of a Search engine in which majorly peoples used Google, Yahoo, Bing, AOL etc.
Here, Algorithm, all about the set of code which runs by the search engine to show particular results based on the query. You might wonder how does Google rank search results ? So here its answer….
This below processes or algorithms commonly used by search engine :
- Web Crawling
1. Web Crawling or Scanning or Fetching :
Its means, whatever sites are available in world wide web like my site zaiygam.com which can find by the search engine to my webpages for example what you currently reading its also a piece of webpage found by search engine on WWW ( World Wide Web ).
In simple language, crawling is a process of scanning web pages from all over the internet and take in their database to show relevant results to us. This process repeatedly happens by the time because pages are the update sometime so to show the updated version of results its scan periodically.
The process is done by robots, crawlers, spiders or sometimes called using ‘web’, e.g. web crawler.. moreover the job always was done by this algorithm.
When a spider did to crawl a web page, It saved a copy of the webpage and send to the data center of a search engine to store. Data centers are huge and its main reason to built to store the number of copies to show result based on it to user which done by every crawlers. Like, google which have a number of servers to store this in the whole world.
The Copy of web pages is referred to as the ‘Index’, which have a data, its being stored and well organized to used to provide the search results you see on the search engines as you saw. Indexing is the process of organizing the huge number of data and pages so they can be searched quickly for relevant results to your search query.
I hope your all doubts related to search engine now solved if still there then feel free to ask me in comment box i will happy to reply you as soon as possible, thanks for visiting post.
If you still remain to read my post of What is SEO then you should check out once if you want to know about it.