In order to choose applicants for admission to the Indian Military Academy, Indian Naval Academy, Air Force Academy, and Officers Training Academy, the Union Public Service Commission (UPSC) administers the Combined Defence Services (CDS) test on a national basis twice a year. Young men and women who want to join the armed forces have a terrific opportunity with CDS, one of the most well-liked defence tests in India. <br> <br>Candidates must fulfil the requirements established by the UPSC in order to be eligible to take the CDS exam. Qualifications for CDS include nationality, age restriction, and educational requirements.