NDA  is conducted twice in a 1 year cycle.That is held in the month of April and September each year. There is no limit on the number of attempts that can be made for the NDA exam. The age should however be between 16.5 and 19.5 years. So since there are going to be 2 NDA exams a  year, you can try 5 or 6 times.

check out our article for more information about NDA exam https://competition.careers360.com/articles/nda-eligibility-criteria

As per age criteria the candidates minimum age  should be 16.5 years and maximum age limit should be 19.5 years. If you are selected then along with age criteria you must also have a 10+2 degree from a recognised educational board.

UPSC conducts NDA exam twice a year so in a single year you can give the exam only two times. There is no such number of attempts in NDA, Only you should fulfill the age criteria.

For more details please visit the link below:

https://competition.careers360.com/articles/nda-eligibility-criteria

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