A web portal's rank has high impact on the displayed results by search engines and consequently their traffic. Nowadays, a lot of web portal managers make a consistent effort to employ Search Engine Optimization (SEO) techniques as a vital means to enhance their web portal's structure in one hand and to obtain a better ranking results in the other. The main reason that led the researcher to encounter this study was the fact that a great number of web pages are highly ranked by search engines that take the roots from either Spam websites or low Data Quality (DQ) web portals. This shows that...