D.S. Rajendra Prasad is a senior lecturer, Department of Civil Engineering, SIT, Tumkar. He has 13 yearsof teaching experience. He has decade long experience in teaching C, Auto CAD, and Visual Basic for undergraduate students. He has guided several M.Tech dissertations [In the area of Artificial Intelligence] and has published several papers in National and International Conferences. He has authored following book: Visual Basic 6.0 - A Simple approach.    The authors have written following books conjointly.    A Computer Lab Referral for Engineering and Diploma Students, A Referral on CAD Laboratory - For Civil Engineering Students, A Referral on CAD Laboratory -For Mechanical Engineering Students.