Ans. The UPSC Main Examination is designed to assess a candidate's academic expertise as well as his or her ability to present his or her knowledge in a consistent manner. The UPSC Mains exam assesses candidates' overall intellectual traits and conceptual understanding. It includes the following papers: Paper I—General English 300 Marks Paper II—General Knowledge 300 Marks Papers III, IV, V, and VI. —Any two subjects to be selected from the list of the optional subjects set. Each subject will have two papers. — 200 marks for each paper.