After completing our 12 th most of us go through this dilemma of what next??preparation for a CIVIL SERVICES or an DEFENCE SERVICE is the option that comes to mind. But have you ever explored the option of working for your nation? Then the Combined Defence Services exam is your chance to join the army, navy or air force. Think about it?? What can be more fulfilling than making working for your country and making a real difference to the lives of people, protecting civilians and feeling a sense of accomplishment that stays with you throughout your life? We get this opportunity twice in a year as the CDS Exam is conducted by the Union Public Service Commission twice in a year for recruitment to the Army, Navy and Air force.