Explain Spiders, Robots, and Crawlers
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Explain Spiders, Robots, and Crawlers
Spiders:- Spiders are air-breathing arthropods that have eight legs and chelicerae with fangs able to inject venom.
Robots:- A robot is a machine—especially one programmable by a computer— capable of carrying out a complex series of actions automatically.
Crawlers:- A Web crawler, sometimes called a spider or spiderbot and often shortened to crawler, is an Internet bot that systematically browses the World Wide Web, typically for the purpose of Web indexing.
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Spiders, robot and crawler, they are all same and referred by different names. It is a software program that follows, or “Crawls” different links throughout the internet, and then grabs the content from the sites and adds to the search engine indexes.
Hi Friends,
These terms can be used interchangeably - essentially computer programs that are used to fetch data from the web in an automated manner. They also must follow the directives mentioned in the robots.txt file present in the root directory.
A Web crawler, sometimes called a spider or spiderbot and often shortened to crawler, is an Internet bot that systematically browses the World Wide Web, typically for the purpose of Web indexing (web spidering).
Web search engines and some other sites use Web crawling or spidering software to update their web content or indices of others sites' web content. Web crawlers copy pages for processing by a search engine which indexes the downloaded pages so users can search more efficiently.
Spiders, robots, and crawlers are the same. These are the robots of google that crawl/check the whole website for ranking.
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