For many e-commerce applications, web pages are created dynamically based on the current state of a business, such as product prices and inventory, stored in database systems. This characteristic requires e-commerce websites to deploy and integrate web servers, application servers, and database systems at the backend. Response time is essential to many e-commerce applications. With increasing a...

research centers are among the most important institutes in a scientific society. using the altavista search engine and webometric methods, this research tries to find the performance and impact of the top research centers of the islamic world countries. the results reveal that from 57 countries, 40 of them did not have any research centers scored in webometric ranking and the rest of them had ...

There is a need of optimal data to query processing technique to handle the increasing database size, complexity, diversity of use. With the introduction of commercial website, social network, expectations are that the high scalability, more flexible database will replace the RDBMS. Complex application and Big Table require highly optimized queries. Users are facing the increasing bottlenecks i...

goal: the goal of this study was a comparion of evaluating iranian state university websites with webqem and wia .method: method of this research was a combination of descriptive and delphy servey. the statistical community was hundred websites of iranian state universities. data collection tools were checklists. descriptive statistics (mean, standard deviation) and analysis statistics (paired-...