Combined Defence Services Examination [CDS] is one of the best opportunity in the lives of the candidates who are preparing for the exam. This exam is conducted by the Union Public Services Commission twice in a Year to conduct officers in the Defence Forces: Indian Army, Indian Navy & Indian Air Force The new edition of the book “CDS 10 Practice Sets” is the” focuses on enhancing the power of practice to help aspirants know their areas of weakness and strength. The book has 10 Practice Sets which have been prepared with the purpose of providing thorough practice to aspirants in the exam same format of the exam. Each Practice set in the book is strictly according to latest examination pattern, utmost care has been taken while selecting the question for each Practice sets so they lie close in the pattern and level to real exam questions, Detailed and explanatory solutions have been provided for each practice sets that help to check the exact status of their preparation status. It is well-known that Knowledge is of no value until you put it into practice and thus, it is hoped that this practice workbook will help aspirants to boost their preparation to a great extent. TABLE OF CONTENTS Practice Sets (1-10).