Date Added: Mar 2011
No doubt there are difficult problems before IT managers and software development pioneers. These problems are the main challenge for the dutifulness of today modern organizations. Developing Information system requires accurate and tiring work. It should be done by very experienced programmers and needs spending a lot of many on the other hand, today requirements direct one toward extensive systems and Integration of these systems is one of the concerns of researchers. Although it is not much time since MDA introduced to software industry, its standards are not yet completed and introduced.