Hello aspirant.

You can apply for the Indian Navy after 2 years of your diploma by writing the NDA exam. To get into Army the candidate must have the following qualifications.

You have to complete the 12th or equivalent in any trade from a recognized central or state education board.

One can only apply for NDA after completion of the diploma course, and the candidate must be an Indian citizen.

Hope this answer helps you.

All the best!!!!