Combined Defence Services

This exam is conducted by the Union Public Service Commission (UPSC) twice a year, recruiting cadets for Indian Military Academy (IMA), Indian Naval Academy (INA), Indian Air Force Academy (AFA) and Officer Training Academy (OTA).

CDS Syllabus

The syllabus covers the English, General Knowledge and Elementary Mathematics for IMA, INA and AFA. The English paper is objective type wherein the questions are based on the passage. The General Knowledge paper is based on the Current Topics, History, Geography and General Sciences. The Mathematics covers Algebra, Geometry, Trigonometry, Arithmetic, Mensuration and Statistics whereas OTA syllabus includes English and General Knowledge.

CDS Eligibility

There are different age limits for Combined Forces. The age limits are between 19 and 24 years, 19 and 22 years, 19 and 23 years, and 19 and 25 years for IMA, INA, AFA and OTA respectively. The educational qualification also differs for different services. The IMA and OTA require a degree from a recognized university and the INA and AFA require B.Sc in Physics and Math or a Bachelor’s Degree in Engineering.

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