what is web crawlers?

[nikilkumar]

what is web crawlers?

[naksh]

Web crawlers or spiders are software programs which are designed to crawl, index, rank and return webpages to users.

[neelseowork]

what is web crawlers?

A web crawler also known as a web spider or web robot is a program or automated script which browses the World Wide Web in a methodical, automated manner. This process is called Web crawling or spidering. Many legitimate sites, in particular search engines, use spidering as a means of providing up-to-date data.

[Nas]

A web crawler (also known as a web spider or search engine robot) is a programmed script that browses the World Wide Web in a methodical, automatic manner. This process is called as web crawling or spidering. ... Moreover, the spiders or crawlers are used for automating maintenance tasks on the web site.

[jackar56]

Web crawlers are spiders or bots that crawls your websites in detail to rank them on search engine. Every search engine has it's own crawler.

[RH-Calvin]

Web crawler is a search engine automated program that is responsible to read through webpage source and provide information to search engines. They are known as spiders, crawlers and robots.

[crackersguru]

Web crawler is a program that acts as an automated script which browses through the internet in a systematic way. The web crawler looks at the keywords in the pages, the kind of content each page has and the links, before returning the information to the search engine.

[swikriti.sharma]

Webcrawler is otherwise called web bug is a program which peruses the internet in an efficient, robotized way.Web crawlers are mainly used to create a copy of all the visited pages for later processing by a search engine that will index the downloaded pages to provide fast searches.

[damponting44]

Webcrawler is likewise called Webspider is a program that peruses World wide web in a methodical,automated manner.Web crawlers are primarily used to make a duplicate of all the went by pages for later preparing by a web crawler that will file the downloaded pages to give quick quests.