WHAT IS NDA? NDA stands for National Defence Academy is one of the most prestigious defence institute or training centre situated in Khadakwasala Pune, Maharashtra that trains young boys to become officers in of Indian Armed Forces. Every year almost 1000 of candidates get admission in this reputed institution to get the training of becoming an officer by means of examination with the same name called NDA conducted by UPSC. WHAT IS NDA EXAMINATION The examination for National Defence Academy is conducted by UPSC twice a year usually in the month of April & September. ELIGIBILITY CRITERIA FOR NDA EXAMINATION