Mr. Mandeep Singh Bhatia is presently working as Assistant Professor, Department of Computer Science & IT, Lyallpur Khalsa College, Jalandhar. He is Master in Information Technology and has appropriate knowledge of Computer Software and Hardware. He is proficient in developing PROLOG programs. His subjects of interest are Symbolic Logic, Data Warehousing, Data Mining, and Computer Networks. His total teaching experience is of eight years. He has written one research paper which has been published in the proceedings (IASTED) of international conference held at Austria. Other books by the author are: • A Beginner’s Guide to Visual Basic 6. • Advance Databases.