HOW SEARCH ENGINES WORK
Every search engine has two main functions: crawling (discovering content) and indexing (track and store content). This is how search engine work.
How google crawling works?
How google Indexing works?
When we say Google Indexing, it means that Google Organizes Information what it has gathered from crawling the web pages.
Depending upon Meta Tags, Titles, Keywords, Index and no-index status in Robots.txt file
Google adds web pages into search results.
Google index includes information about words and their locations.
When you search for something Google fetches information from this organized library.
It is the Basic information you should have while start learning SEO or Digital Marketing to get an idea how should you think while learning or adding meta tags to any website.
How search engine work.
Why Google index your site?
Why Google Indexed your site?
Although you need your site to be crawled, you want it to get indexed.
There are a couple of ways to determine what Google has indexed on your site.
One is to simply go to Google.com and click on Settings at the bottom right then choose Advanced Search.
From there, scroll down to “site or domain” put in your website and hit Search.
This will show you everything that Google has indexed.
It should include pages, posts as well as photos and possibly other things such as feeds.
The preferred way to see exactly what Google has indexed.
Because you have some control over fixing it, is to use Google Search Console (previously named Google Webmaster Tools).
We are not covering how to set up Google Search Console in this article, but if you have a website, it needs to be done.
Google Search Console lets you upload an XML Sitemap which lets you tell Google what you would like.
Them to index and how often they should check back for changes.
Google Search Console also provides a ton of valuable information on your website and is really the only two-way communication with Google that exists.
How Google Decide What To Index?
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