What Is A Web Crawler? How do Web Crawlers Work?

As an avid Internet junkie, you must have for once in your life come across the word Web Crawler. So what is a web crawler, who uses web crawlers? How does it work? Let us talk about all of these…
As an avid Internet junkie, you must have for once in your life come across the word Web Crawler. So what is a web crawler, who uses web crawlers? How does it work? Let us talk about all of these…