148 страниц. 2011 год. LAP Lambert Academic Publishing The explosive growth of web applications and web services has changed the present scenario in exchanging information around the globe. The web applications may be implemented with different implementation techniques. This work presents design, implementation and testing of web application based on two leading technologies namely: the .NET and Java. We also present the procedure for statistical testing of the web applications and a thorough comparative study of both the techniques in terms of reliability, performance and scalability have been presented here..