Combined Defense Services Examination is the conducted by UPSC twice a year for recriutement into Indian Defence forces. These examination is conducted during February and November. You can visit the official website UPSC for more minformation about this exam. Visit this link for previous year question papers.

The subjects of the written examination, the time allowed and the maximum marks allotted to each subject will be as follows: For Admission to Indian Military Academy, Indian Naval Academy and Air Force Academy

Sl No   Subject Duration Maximum Marks
1.   English 2 Hours 100
2.   General Knowledge 2 Hours 100
3.   Elementary Mathematics 2 Hours 100

As negative marking is applicable, we advice you to answer the questions which you know the answers. Avoid guess work for scoring more marks in the exam. Below is the link of other similar sample CDS Exam question papers. We recommend you to take as many sample tests as possible, this will boost your confidence and helps you in understanding your strength and weakness.

CDSE General Knowledge(1)
CDSE General English(1)
CDSE Elementary Maths(1)
CDSE General Knowledge(2)
CDSE General English(2)
CDSE Elementary Maths(2)

Below are some of the useful link which can be referred for preparation.

General Knowledge Current Affairs General Computer Science
General English General Maths General Science
General Intelligence and Reasoning Sample Question Papers