VSI Exam Engine 1. 0. This Exam Engine intended for those who are preparing for MPSC, Police Bharati, All Civil Service Exams, Staff Selection Exam, Krushi Seva, Talathi, Tahsildar, Shikshan Sevak like all Competitive Exams. This Exam Engine Contains Total 10000 Questions with its explanation categorized in 9 Subjects as below. 1. Current Airfares. 2. Math. 3. Geography.