Tab Article Dr. K. Nageswara Rao Principal and Professor in Potti Sriramulu Chalavadi Mallikarjuna Rao Coll of Engineering and Technology Vijayawada. He is a Former professor of Andhara University. Dr. Shaik Akbar Professor in CSE Department Presently working in Potti Sriramulu Chalavadi Mallikarjuna Rao Coll of Engineering and Technology Vijayawada