what is the purpose of googlebot?

[96Livepro]

Google bot is the term used to search the internet. It uses web crawling software by  google,which allows them to scan,find, add and index new web pages. Google bot is the name of search engine spider for Google.

[roger710]

Google bot is a search engine program that is responsible to read through webpage source and provide information to search engines. it is used to crawl the web pages relevant to user keywords,it filter the good and quality of webpages among the thousands of web pages.

[qx_1789]

 This is especially troublesome for mirror sites which host many gigabytes of data. Google provides "Webmaster Tools" that allow website owners to throttle the crawl rate.

[saravjeet]

Googlebot is Google's web crawling bot (sometimes also called a "spider"). Crawling is the process by which Googlebot discovers new and updated pages to be added to the Google index. We use a huge set of computers to fetch (or "crawl") billions of pages on the web.

[damponting44]

Googlebot is the search bot software used by Google, which collects documents from the web to build a searchable index for the Google Search engine.

[claysmithpc]

I'm not going to read something, or paste a particular text for this question.

Googlebot also known as spider, crawls the website and then determines which one to get ranked better on google. For that process, it uses it's algorithm, which change time to time.

[bidaddy]

Googlebot is Google's web crawling bot (sometimes also called a "spider"). Crawling is the process by which Googlebot discovers new and updated pages to be added to the Google index. We use a huge set of computers to fetch (or "crawl") billions of pages on the web

[Hitesh Patel]

Googlebot is google web crawling boat it also called spider.crawling is a process which Googlebot find new and updated pages of to be added to the index, Googlebot, a web crawler that finds and fetches web pages.Googlebot finds pages in two ways.
(!)through an add URL form.
(!!)Through finding links by crawling the web.
Googlebot uses an algorithmic process computer programs determine which sites to crawl, how often, and how many pages to fetch from each site.Googlebot visits each of these websites it detects links and  on each page and adds them to its list of pages to crawl

[Sojan Babu]

Googlebot is the software used by Google to fetch and render web documents collectively. They crawl each web page and its contents and store them in the Google index under the relevant keywords of the website. Google bots are also known as Spiders and Crawlers.