How to Prepare for NDA Exam in Just 15 Days

The NDA ( National Defence Academy ) exam is conducted by the UPSC ( Union Public Service Commission ) for the recruitment of various posts in the Indian Army, Navy, and Air Force. The only key to achieving success in the NDA exam is comprehensive preparation. If you are left with only 15 days for the preparation, mentioned below are the keys and points to prepare for the NDA exam in 15 days.