Combined Defense services (CDS) is a national– level exam conducted by UPSC for recruitment of officers in Indian military army, Indian naval army and Indian air force academy.


Official website

https://upsc.gov.in/
Mode of Examination

Offline
Total vacancies
 339
Application date

December- Jan and May- June
Exam date
 April and September  
Age limit

20- 24 years 
Eligibility

Bachelor's degree (For Air Force Academy- Physics and Maths in class 12th/ bachelor's in engineering)
Exam pattern

3 subjects- General Knowledge, Elementary Maths and English (Each section of 100 marks and 120 minutes)