The book offers an unparalleled analysis of past year questions asked in UPSC civil services Preliminary and Main examination. Each subject is analyzed by micro segregation of topics and sub- topics to aid the deeper analysis of each subject. The book will offer a comprehensive understanding of the subjects and enable aspirants to focus their energies by mapping their preparation material with nature of questions. Micro Segregated subject & topic-wise questions of Prelims, Mains & Essay. The Civil Services Examination (CSE) is a nationwide competitive examination in India conducted by the Union Public Service Commission for recruitment to various Civil Servants of the Government of India, including IAS, IFS, IPS and IRS. It is conducted in three phases – Preliminary Examination consisting of two objective-type papers (General Studies Paper-I and General Studies Paper II also popularly known as Civil Service Aptitude Test), and Main Examination consisting of four General Studies Papers, Compulsory Essay Paper and Optional Subject Paper I & II and Qualifying Paper on Indian Languages and English, followed by Interview Test.