NDA

The UPSC administered NDA examination paper will have questions from two subjects Mathematics and General Ability Test. Mathematics question paper of NDA/ NA (II) 2017 examination will comprise various sections including Algebra, Matrices, Determinants, Trigonometry, Analytical Geometry of two and three dimensions, Differntial Calculus, Integral Calculus, Vector Algebra, Statistics and Probability. The General Ability Test paper will have questions from English, General Knowledge sections including Physics, Chemistry, General Science, Social Studies, Geography and Current Events. Negative Marking:
UPSC follows a negative marking policy according to the NDA exam pattern and as many as 0.33 of the total marks assigned to that question will be deducted as penalty. Moreover, if a candidate reponses with moe than one answer option, itll be treated as wrong answer, even if the other one of the options deem to be correct and negative marking will be applicable to that question. If any question is left unanswered, no marks will be awarded or deducted against that question of NDA exam.

Hi Bhuvanesh,
There is only one written test for NDA selection, which consists of 2 sections: Mathematics and General Ability. If you are able to clear this test, you will have to appear for an interview. SSB board then conducts intelligence and personality test for final selection. This process consists of two stages.
Stage I: Comprises of Officer Intelligence Rating (OIR) tests are Picture Perception & Description Test (PP&DT). You will be shortlisted based on a combination of performance in OIR Test and PP&DT.
Stage II: Comprises of Interview, Group Testing Officer Tasks, Psychology Tests and the Conference. These tests are conducted over 4 days. You have to appear for all the tests and interviews in order to be selected in NDA.