ACKNOWLEDGEMENT
First of all I thank the God Almighty for His grace and mercy that enabled me in the finalization of this seminar. I express my sincere gratitude to Principal, Dr. V. P. Devassia for providing the lab and necessary facilities. I am greatly obliged to Mrs. Renu George, Head, Department of Computer Engineering, for her encouragement and support. I am immensely indebted to Ms. Shiny B., Ms. Seema Safar and Ms. Annes P. Aby, Lecturers, Department of Computer Engineering, for their constructive criticisms, guidance and advices. I,on this occasion, remember the valuable suggestions and prayers offered by my family members and friends which were inevitable for the successful completion of my seminar.