Have you ever wondered how does Google crawl millions of websites in seconds and shows results so quickly? When I started learning SEO this was one of the first questions which came to my mind. So to find an answer to my question, I started Googling! That's when I stumbled upon this video by Google - How does a Search Engine work?
Have a look. It's just about three minutes but gives great insight on what happens when you do a web search.
Your write-ups are far more than wow!
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