1. Faculty of Engineering, Sohag University, Sohag, Egypt
2. Faculty of Engineering, Aswan University, Aswan, Egypt
3. Department of Information Systems, Universitat Rovira i Virgili, Tarragona, Spain
4. Arab Academy for Science, Technology and Maritime Transport, South Valley Branch, Aswan, Egypt
5. Faculty of Computers and Information Technology, The National Egyptian Electronic Learning University, Aswan, Egypt