6 Tips to Stay Positive and Motivated! The National Defence Academy (NDA) exam is one of the most competitive exams in India. Preparing for the NDA exam can be a challenging and stressful experience, and it is easy to become discouraged and lose confidence. However, staying positive and confident is essential for success in the NDA exam. In this blog, we will discuss some tips on how to stay positive and confident during NDA exam preparation. Set realistic goals: Setting realistic goals is crucial for staying positive and confident during NDA exam preparation. Create a study plan that is achievable