Ph.D is the highest level of education that can be pursued by a student, who have keen interest in research and want to make a career in the field. The difference between fulltime and part time PhD is that,in full timePhD the students are required to regularly attend the classes with attendance of 75%, and in the part time PhD the students attend the classes for only few days. The part time PhD is for the working professional who cannot attend the classes on regular basis.