Search engine page ranking is random or man-made? Also, or automatically generated?

Users questions:
Experts answer: search engines aim is to make Internet users in the shortest possible time to find what you want. The search engine ranking principles are: to meet the best site keyword, priority recommendations to the user. That sort is based on the quality of the site to row. (Search engine algorithms are complex, The integrated algorithm. Factors considered in site traffic, backlinks number ** number of other sites have links to the site, the site itself the Zhiliang ... ...) and when the search engine developer or operator to make money when the cost is Shouqu and then recommend to the front to the site. As Baidu, left bid row Name (result condemning one (because the engine services and advertising mix, no matter how the site quality, as long as you can afford advertising, you can search for results in the left front of the Ministry). Your attention and look at the website pay Baidu marked "promotional" word, not on the show, "Baidu snapshot"). goo gle relatively fair, because the charges google ranking is on the right and the left does not affect the position of impartiality.
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