Official notice from UPSC:
"The subsequent interviews held by the Services Selection Board (SSB), of the Ministry of Defence for admission to the Army, Navy and Air Force wings of National Defence Academy for the 139th Course and Naval Academy for the 101st Indian Naval Academy Course (INAC) commencing from January 2, 2018."
"A total number of 390 vacancies will be filled after the recruitment procedure. National Defence Academy has 335 (208 for Army, 55 for Navy and 72 for Air Force) seats while Naval Academy will fill 55 posts."
Steps to check UPSC NDA/NA results 2017:
# Log in to the official website, upsc.gov.in
# Click on the link under the 'What's New' section that says 'Result - National Defence Academy & Naval Academy (I) Examination, 2017'
# Click on the result link
# PDF file with roll numbers of selected candidates will be displayed
# Download and take print out of the same for future use.
Union Public Service Commission works under the government of India to recruit staff for various posts in various ministries and departments of the Government of India and in subordinate offices. The commission also conducts examinations for the recruitment in various government departments of the country.