How to understand how search engines crawl and index web pages
You need to know some basic search engine works, the difference between the various search engines, search robot (SE robot or called Web crawler ) how to work, how search engines search results ranking. Including topics (Title), site description (Description), and keywords (Keywords) . There are other hidden text such as Author (Author), Category (directory), Language (coding language) and so on.
Understanding of the major search engines
Although there are many search engines, but the role of site traffic from absolutely had a few. For example, in English there are Google, Yahoo, Bing , etc.; Chinese are Baidu, Sogou, QQ browser, and so on. Rules for different search engines crawl and index pages, not the same sort of. But also to understand the relationship between the various search portals and search engines, such as AQL web search using a Google 's search technology, MSN use the Bing technology.
Major Internet directory
Open Directory itself is not a search engine, but a large web directory, the main difference between him and search engines are different ways to collect web content. Directory is human-edited, mainly included home page; search engine is automatically collected, in addition to the home page also grab a large number of content pages. ,
The PPC search engine
Search engines also need to survive, as the Internet becomes more mature business, charging search engines have begun to flourish. The most
typical are Overture and Baidu , of course, including Google 's advertising program Google Adwords . More and more
people to target ads by clicking on the search engine business website, there is also a great learning optimization and rankings, you have to learn to use the
investment to get the most clicks with minimal advertising.
Search engine submission
Website done in the future, do not lie there waiting for guests from the sky. Let others find you, the easiest way is to network
stations submission (submit) to the search engine. If your site is business, major search engines and directories will require you to pay
fees to get a collection (such as Yahoo to $ 299), but the good news is that (at least so far) the largest search engine
engine Google is still free, and it dominates more than 60% of the search market.
Link exchange and link popularity (Link Popularity)
Web content are based on Hypertext (Hypertext) way to link to each other, it is also true between sites. In addition to search
outside the engine, also came through links between different sites every day Surfing ( "surfing") . Other sites to your
link to the site, the more you'll get more traffic. More importantly, the more the number of external links to your site
are search engines that the greater the importance of it, thus giving you a higher ranking.