NDA-I 2021 exam, scheduled for April 18, 2021, will consist of the General Ability Test (GAT) for the NDA I session. The exam will have a total of 150 questions and is a crucial part of the selection process for candidates aspiring to join the National Defence Academy (NDA). Candidates appearing for the exam should prepare thoroughly by reviewing previous year question papers, including the NDA I 2021 GAT paper, to understand the pattern and types of questions typically asked.