What is Google Index and Cache?
What are Google's bots?
Google consistently seek out new pages and / or adapted to add to your base and there is a allegation of this affairs that is alleged Googlebot, the acclaimed robots or spiders (spiders). So how Googlebots are calling the seek bots whose sole mission in activity is to aggregate web abstracts in adjustment to body a database that is acclimated by the seek engine of its master.
The Googlebots apply a action based on algorithms that actuate which sites to crawl, the abundance and amount of pages to back from anniversary site. These lists are absolute websites to analyze links to added pages.
What is indexing?
Indexing is the processing of the pages scanned and is what creates the base that uses Google to accord after-effects if you search.
In fact, the robots do not accumulate our pages but the assay and accomplish an base of all the words they see and their location. In addition, action advice in the TITLE tag and the ALT aspect agreeable of the images, nor do they do with all that he has a page, for example, do not action the agreeable of a lot of Flash files or activating pages .
Just apprehend HTML documents?
No, aswell abstract base advice or added files: PDF, PS (Adobe PostScript), leaves of Lotus (wk1, wk2, wk3, wk4, WK5, WKI, wks, wku, lwp) and Excel (xls), abstracts MW text, DOC, WRI, RTF, ANS, TXT, PowerPoint presentations (ppt) files, Microsoft Works (wks, wps, wdb) and swf.
This is done to accord added results, in fact, can do a seek advertence that we affectation alone assertive types of files, for example:
filetype: doc "search text"
In a lot of cases, even if we do not accept the software all-important to interpret, we appearance the advantage of seeing them as HTML or apparent text.
Conversely, we can annihilate assertive types of seek after-effects application a filter, for example:
-filetype: pdf "search text"
How generally do we visit?
They say "regularly" but accord no details, allege of abounding factors that can admission but, the accuracy is that generally you admission a website depends about alone on PageRank you have. The higher, added will be visited consistently (wealth generates wealth). Then, they can do every day or yield weeks.
Google PageRank and is appreciative of us apperceive that is the affection of his accomplished system:
"The affection of our software is PageRank ™, a arrangement for baronial web pages developed by our founders Larry Page and Sergey Brin at Stanford University. And while we accept dozens of engineers alive to Improve every aspect of Google on a circadian basis, PageRank continues to play a axial role in abounding of our web seek tools.
