CDS Exam Pattern 2026 is prescribed by the Union Public Service Commission (UPSC) for the written exam stage of the Combined Defence Services selection process. For IMA, INA, and AFA, the exam includes English, General Knowledge, and Elementary Mathematics, each carrying 100 marks, with objective questions and 1/3rd negative marking for incorrect answers. For OTA, the written test consists of English and General Knowledge only, 100 marks each, without Mathematics. In CDS exam 2026, candidates must qualify written exam to proceed to the SSB interview.
Table of Contents
There are three stages in CDS exam 2026 for those candidates who apply for the posts of IMA, INA, and AFA.
| Subject | Number of Questions | Maximum marks | Duration |
|---|---|---|---|
| English | 120 | 100 | 2 hours |
| General Knowledge | 120 | 100 | 2 hours |
| Elementary Mathematics | 100 | 100 | 2 hours |
| Total | 340 | 300 | 6 hours |
| Subject | Number of Questions | Maximum marks | Duration |
|---|---|---|---|
| English | 120 | 100 | 2 hours |
| General Knowledge | 120 | 100 | 2 hours |
| Total | 240 | 200 | 4 hours |
| CDS Paper | English | GK | Mathematics |
|---|---|---|---|
| Maximum Marks | 100 | 100 | 100 |
| Marks for Correct answer | +1 marks for each correct option | +1 marks for each correct option | +1 marks for each correct option |
| Negative marking | -0.33 marks for each wrong answer | -0.33 marks for each wrong answer | -0.33 marks for each wrong answer |
The following table shows the Marking scheme for the Officer Training Academy (OTA):
| CDS Paper | English | GK |
|---|---|---|
| Maximum Marks | 100 | 100 |
| Marks for Correct answer | +1 marks for each correct option | +1 marks for each correct option |
| Negative marking | -0.33 marks for each wrong answer | -0.33 marks for each wrong answer |
CDS SSB Interview 2026 is the second stage of CDS selection process 2026 conducted by the Services Selection Board. It is a five-day assessment designed to evaluate a candidate’s personality, intelligence, leadership skills, and officer-like qualities. The process includes screening tests, psychological tests, group tasks, and a personal interview. Candidates are assessed on communication skills, decision-making ability, and teamwork. Those who qualify the SSB stage proceed to the medical exam round for final selection.
In CDS 2026, the SSB Interview marks depend on the academy:
The final merit list is prepared by combining written exam marks + SSB interview marks.
CDS 2026 Selection Process is conducted to recruit eligible candidates into the Indian Military Academy (IMA), Indian Naval Academy (INA), Air Force Academy (AFA), and Officers’ Training Academy (OTA). The process is organised by UPSC along with SSB. Candidates must qualify for each stage, designed to assess academic knowledge, personality, and physical fitness.
Candidates are advised to follow the instructions to fill the OMR sheet very carefully as the answer sheets are to be evaluated on the machine and any violation of these instructions may result in the reduction of scores. Before marking responses on the Answer Sheet, aspirants have to fill in various particulars in it.
After receiving CDS Answer Sheet, candidates have to check that it is numbered at the bottom. If it is un-numbered, it has to be replaced by a numbered one. The top of the answer sheet will have the particulars shown in the figure below.

The following points should be kept in mind while filling CDS answer sheet:


CDS Exam Pattern 2026 gives candidates a clear understanding of the written exam structure conducted by UPSC for defence academy admissions. It outlines subjects, marking schemes, and paper differences for IMA, INA, AFA, and OTA. Knowing the exam pattern helps candidates plan preparation strategies and manage time effectively during the test. The inclusion of negative marking makes accuracy equally important as speed.
Ques: What is the marking scheme for CDS 2026?
Ans: For the Indian Naval, Indian Military, and Air Force Academy, the paper has three sections each consisting of 100 questions. 1 mark will be awarded for each correct answer and for each wrong answer one-third of the mark will be deducted. For OTA there are two sections each consisting of 100 questions. Again 1 mark will be awarded for each correct answer and for the wrong answer one-third of the mark will be deducted.
Ques: What are the sections in the CDS 2026 written test?
Ans: For INA, IMA & AFA, there are 3 sections, namely, English, General Knowledge, and Elementary Mathematics. For OTA, there are 2 sections: English, and General Knowledge.
Ques: What is CDS SSB Interview Process?
Ans: After clearing the written test, the candidates have to go through a series of personality tests. This interview commonly known as SSB has different types of tests to judge a person's personality-
Ques: How many tests are there in CDS Exam Pattern?
Ans: There are two stages in CDS selection process: the Written Exam and Interview/ Personality Test.
Ques: What is the level of Maths in CDS 2026?
Ans: The level of maths in CDS is intermediate. To solve this section, candidates are advised to practice as many previous years' question papers as possible to score good marks in this section.
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