The Full form of Ph.D is Doctor of Philosophy. Doctor of Philosophy, popularly known as Ph.D, also called D.Phil or DPhil in some countries. A doctorate degree holder can use a “Dr.” title in front of his/her name and referred as a doctor. Ph.D course is the most noteworthy training in a field and a man accomplishing Ph.D degree is viewed as exceptionally qualified in his field. It is a globally recognized post graduation program and takes years of research and to be awarded with a PhD degree, one have to published and accessed his work. Most PhD degree requires the completion of coursework, comprehensive exams, and a dissertation and takes at least 3 years of supervision for the original research work. PhD is one of the most prestigious and the highest earned academic degree conferred by any university. The primary objective of the PhD degrees is to prepare the next generation of leading scientists and researchers. The subjects in which PhD degree is offered are Engineering, Biochemistry, Biotechnology, Chemistry, Accounting, Economics, Finance, Health care management, Organizational behavior, Statistics, Physics and Mathematics.