What do web crawlers do?

Certification Answers

Q. What do web crawlers do?

  • They install themselves on your computer to deliver advertising. They are adware.
  • They index web pages for the search engines. They are a kind of database software.
  • They follow links on the web and send back information on web page contents to search engines.
  • They are software that search engines use to find and deliver the results of queries.