Synopsis Information Technology (IT) is the most fascinating subject of the present. It helps people to handle vast amount of information in quickest possible times with great clarity. It has witnessed an impressive growth recently with the introduction of Internet, E-commerce, Mobile commerce, Artificial Intelligence and Virtual Reality. Information Technology incorporates the technologies of electronics, computing, networking and telecommunications. Information technology refers to modern technology based on electronics and computing. Computers are an essential part of Information field now and everyday new areas of activities are being discovered. There is hardly any area in our society, where computers are not being used. They are used in homes, offices, schools, colleges, universities, nursing homes, hospitals, export industries, banks, railway stations, airports, research centers and many other organizations. As, most of the routine activities in today’s society are essential for everybody to learn Information Technology. This book is useful for Scholars, Teachers, students of IT, Computer Science and Engineering.