The NDA and NA exam will be held on April 18.
The exam is being held for admission to the Army, Navy and Air Force wings of the NDA for the 147th Course, and for the 109th Indian Naval Academy Course (INAC) commencing from January 2, 2022.
A total of 400 vacancies will be filled.
The UPSC will issue admit cards to candidates. "The eligible candidates shall be issued an e-Admit Card three weeks before the commencement of the examination. The e-Admit Card will be made available on the UPSC website (upsconline.nic.in) for being downloaded by candidates. No Admit Card will be sent by post," the UPSC has said.