What the basic loopholes in PHD dissertations that are written by students?

PHD dissertations are considered to be the most difficult dissertations for students because of the fact that it is considered as the final degree in a particular subject area. A PHD dissertation contains several aspects and scenarios that need to be fulfilled by students.

When students are writing a PHD dissertation then it should be kept in mind that the dissertation at that level would be checked by several instructors. Several difficulties are faced by students when they are writing the dissertation and one of the most difficult aspects is the fact that there is a dearth of data and students have to conduct research from the scratch. The research strategy is considered as the basic issue in these dissertations because of the fact that an appropriate research once the research strategy is selected different validation methods should be utilized to judge it so that appropriate results can be gauged.