CDS Exam Pattern 2026: Check CDS 1 & 2 Paper Pattern

Combined Defence Services Exam 2026 ( CDS )

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CDS 2 Application Process 2026

20 May '26 - 9 Jun '26

Shikha Goyal
Updated on Jan 9, 2026 16:51 IST

By Shikha Goyal, Assistant Manager

Overview

CDS Exam Pattern 2026: The Commission releases the exam pattern for the UPSC CDS exam in the notification. The CDS 1 exam was conducted on April 12, 2026. It is important for a candidate to have a clear understanding about the exam pattern. As, it will help in the preparation. The exam pattern is divided into written exam and SSB interview. For INA, AFA and IMA the pattern of an exam is same but for OTA it is slightly different.

The CDS exam will be held in an offline mode that is pen-paper based. The paper pattern highlights details including the marking scheme, total marks, exam duration, shift timings, etc. The written test carries 300 marks and for OTA it is 200 marks. SSB Interview for IMA, INA, and AFA is for 300 marks each while for OTA, it is 200. Scroll down to know in detail about the CDS exam pattern 2026.

Also Read: 

CDS OTA Syllabus 

CDS English Syllabus

 

 

Table of contents
  • Highlights of CDS Exam Pattern 2026
  • CDS Exam Pattern for INA, AFA, IMA
  • CDS Exam Pattern OTA
  • CDS Negative Marking
  • CDS Exam Pattern 2026 for SSB Interview
  • CDS Previous Years' Paper Analysis
  • Instructions to fill CDS Answer Sheet
  • CDS Syllabus 2026
  • CDS Best Preparation
  • CDS Exam Pattern FAQs 2026
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Highlights of CDS Exam Pattern 2026

The CDS exam pattern consists of a written exam and an interview. It includes papers subjects English, General Knowledge and Mathematics. Candidates can check in brief, the exam pattern of the UPSC CDS exam as mentioned below:

Parameters Details

Mode of exam

Offline

Number of sections

Indian Military Academy (IMA), Indian Naval Academy (INA) and Air Force Academy (AFA)-Three

Officers’ Training Academy (OTA)-Two

Total marks of the test

IMA, INA, and AFA-300

OTA-200

Nature of questions

Objective type

Language of question paper

Hindi and English

Duration of the test

Two hours for each section of the test

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CDS Exam Pattern for INA, AFA, IMA

The candidates appearing for the CDS exam to become defence personnel through INA, IMA and AFA must know the exam pattern. The candidates can understand the exam with a better perspective if they know the exam pattern. The UPSC CDS exam pattern has been given below for INA, IMA, and AFA:

  • The written exam for IMA, INA, and AFA comprises three sections: English, General Knowledge, and Elementary Mathematics
  • The total exam duration for IMA, INA, and AFA is six hours (each section is for two hours)
  • The exam carries 300 marks for the IMA, INA, and AFA 

CDS Exam Pattern for IMA, INA and AFA

Candidates can check below the table to know about the exam pattern.

Subject Code Duration Maximum Marks
English 11 2 Hours 100
General Knowledge 12 2 Hours 100
Elemantary Mathematics 13 2 Hours 100

CDS Exam Pattern for Written Test (Overview)

The candidate can check the CDS written test exam pattern in the table below:

CDS Exam Pattern 
Mode of Exam  Offline
Number of Subjects  3
Name of Subjects  English, General Awareness, and Maths
Total Marks 300 marks
Time Duration 6 hours
Type of exam Objective 
Medium of Exam Bilingual (Hindi and English)
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CDS Exam Pattern OTA

OTA (Officers Training Academy) has a different exam pattern as compared to the IMA, INA, and AFA exams. The exam pattern for the UPSC CDS OTA exam has been given below for the candidates to know the intricate pattern of the exam easily:

  • The written exam for OTA comprises two sections: English and General Knowledge
  • The total exam duration for OTA is four hours (each section is for two hours)
  • The exam carries 300 marks for OTA
Subject Code Duration Maximum Marks
English 11 2 Hours 100
General Knowledge 12 2 Hours 100
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CDS Negative Marking

For a better understanding of the marking system of the CDS exam, the marking scheme of the CDS exam is given below. The candidates can go through the points to understand the exam marking scheme. The section-wise marking scheme has also been given for the candidate's ease on the page below.

  • For the incorrect answer, 1/3 mark is deducted
  • Candidates marking more than one option are treated as incorrect 
  • If a question is left unanswered, there will be no negative marking 

Section Wise Marking Scheme

The section-wise marking scheme of the CDS exam has been given below for the candidates. The section-wise marking scheme will help the aspirants to understand the complex structure of the marking scheme: 

Specifications  English  GK  Mathematics 
Maximum marks 100 100 100
Marks for the correct answer +1 mark for each correct option +1 mark for each correct option +1 mark 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

Prepare for Competitive Exams with Expert Tips on the English Section

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CDS Exam Pattern 2026 for SSB Interview

SSB Interview for IMA, INA, and AFA is for 300 marks each while for OTA, it is 200. SSB Interview procedure consists of two stages: I and II. Only those candidates who qualify the stage I are permitted to appear in stage II. The details of both stages are given below: 

  • Stage I comprises Officer Intelligence Rating (OIR) tests and Picture Perception Description Test (PP&DT)
  • Stage II comprises Interviews, Group Testing Officer Tasks, Psychology Tests, and Conferences. These tests are conducted over days
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CDS Previous Years' Paper Analysis

The previous years' paper analysis for the CDS exam is given below. This analysis will help candidates to know the types of questions asked in the exam.

English

The English question paper is designed to test the candidates' understanding of the English language. 

English No. of Questions

Cloze Test

10

Preposition & Determinants

10

Completion of Sentence

10

Antonyms

10

Part of Speech

10

Spotting Error

10

Ordering of Word in a Sentence

10

Fill in the Blanks

10

Synonyms

10

Idioms & Phrases

10

Ordering of Sentences

10

Total

120

Elementary Maths

The distribution of questions in this subject is given below.

Topic No. of Questions

Mensuration

14

Geometry

20

Algebra

7

Number system

20

Trigonometry

14

Average/Statistics

4

Time and Work

3

Speed & Distance

6

Simple Interest and Compound Interest

5

Percentage

2

Clock

2

Profit and Loss

1

Mixture and allegation

1

Set Theory

1

Total

100

General Awareness

The distribution of questions in GK paper is given below.

Subjects No. Of Questions

Geography

16

History

24

Economy

11

Polity

17

Physics

11

Chemistry

17

Biology

7

Current Affairs

18

Static/Misc.

2

Total

120

Also Read: CDS Exam Analysis 

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Instructions to fill CDS Answer Sheet

The candidates appearing for the CDS exam must know the instructions to fill out the exam answer sheet so that they do not make any mistakes while filling out the OMR answer sheet. The instructions to fill out the answer sheet are given below. 

  • As soon as the candidate receives the answer sheet, they should check that it is numbered at the bottom. If it is found un-numbered they should at once get it replaced by a numbered one.
  • Candidates should write with a black ball pen the name of the centre and subject in English or Hindi.
  • The test booklet series is indicated by Alphabets A, B, C, or D at the top right-hand corner of the booklet.
  • Write roll numbers exactly as it is in your e-Admission Certificate with a black ball pen in the boxes provided for this purpose. Do not omit any zero(s) which may be there.
    The next step is to find out the appropriate subject code from the Time Table.
  • Encode the Test Booklet Series, Subject Code, and Roll Number in the circles provided for this purpose. Do the encoding with a black ball pen. The name of the Centre need not be encoded.
    Writing and encoding of the Test Booklet Series is to be done after receiving the Test Booklet and confirming the Booklet Series from the same.
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CDS Syllabus 2026

The standard of the papers in Elementary Mathematics is of Matriculation level. The standard of papers in other subjects is approximately such as may be expected of a graduate of an Indian University. The question paper is designed to test the candidates’ understanding of English and workmanlike use of words. General Knowledge includes knowledge of current events and such matters of everyday observation and experience in their scientific aspects as may be expected of an educated person who has not made a special study of any scientific subject. The paper also includes questions on the History of India and the Geography of nature which the candidate should be able to answer without special study. Candidates can check the topics included in the CDS syllabus.

Subjects  Topics 
English  The question paper is designed to test the candidates’ understanding of
English and Grammar
General Knowledge  Economics, Physics, General Awareness, Politics, History, Geography, Sociology, etc. 
Elementary Mathematics  Arithmetic, Algebra, Trigonometry, Geometry, Mensuration, Statistics, etc.
Read more
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CDS Best Preparation

The candidates preparing for the CDS exam must go through the CDS best books for the preparation. The list of the CDS books been given below for the candidates in the table :

Name of Books Subject Author/Publications
Objective General English English S.P Bakshi (Arihant Publications)
Manorama Year Book General Awareness Philip Mathew
Quantitative Aptitude for Competitive Exam  Quantitative Aptitude R.S Aggarwal
Other Defence Exam Patterns
Read more
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CDS Exam Pattern FAQs 2026

Candidates can check below the exam pattern FAQs of CDS exam.

Q:   What are the last month tips to prepare for CDS 1 2026 exam?
A: 

The CDS 2026 exam dates were released by the authority. In the last month of the preparation, candidates should focus more on revision of all the important topics. Give test regulary. Revise and update yourself with current affairs. Maintain physical and mental health. Take proper sleep. Revise and practice previous year question papers. Also, focus on time management, etc.

 

Q:   Why is it important to give CDS mock tests?
A: 

The CDS exam is conducted twice a year for admission to IMA, Indian Naval Academy, and Air Force Academy. Basically, it works as a tool for students to prepare for an upcoming exam. Candidate will get an idea of the actual examination. Mock tests make candidates realise their mistakes that must be taken care of before going to the exam. 

Q:   Is there a negative marking in the CDS exam?
A: 

Yes. In the CDS exam there is a negative marking. One-third mark will be deducted for an incorrect answer. No mark will be deducted for unanswered questions. 

Q:   What are the CDS 2026 exam dates?
A: 

The Commission released the CDS 1 notification at upsconline.nic.in. It was released on December 10, 2025. The CDS 1 2026 application dates are December 12 to December 30, 2025. The UPSC CDS 1 exam will be held on April 12, 2026. On the other hand,  CDS 2 notification will be announced on May 20, 2026 and the last date to apply will be June 9. The CDS 2 2026 exam will be conducted on September 13, 2026. 

Q:   What are the best books for the English subject for CDS preparation?
A: 

Some of the books, help candidates in their CDS preparation are given below:

  • High School English Grammar & Composition Edition by Wren and Martin
  • Objective General English by SP Bakshi
  • Word Power Made Easy by Norman Lewis
  • English Grammar & Composition by S.C Gupta
Q:   Is CDS Question Paper 2026 released officially?
A: 

Yes, the examination authority will release the CDS Question Papers 2026 officially at upsc.gov.in. The question papers will be released in the form of PDF. Candidates can download the CDS question papers 2026 from this page also for free. The question papers will help candidates to check the difficulty level of the exam, questions asked, pattern changed or not, etc.

Q:   Is the CDS exam online or offline?
A: 

The CDS exam is conducted in two stages, the written exam and the SSB interview. The CDS exam is an offline exam conducted in pen paper-based format. The CDS marking scheme, negative marking, total marks, exam timing, and the paper pattern for the IMA, INA, AFA, and OTA are available on this page for the CDS exam.

Q:   What is the syllabus of CDS General knowledge?
A: 

The General Knowledge syllabus of CDS exam consists of History, Polity, Economics, Geography, Science, etc. The subject requires the knowledge of current events whether national or international. The CDS 1 2026 notification will be released on December 10.

Q:   What is the syllabus of CDS Math 2026?
A: 

The syllabus of Mathematics consists of Arithmetic, Algebra, Trigonometry, Geometry, Mensuration, and Statistics.

Q:   Which book is best for Maths CDS preparation 2026?
A: 

It is important for a candidate to clear basics and concepts. Questions asked in this section are of Class 10 standard. Candidates can check below CDS Maths books that will help in the preparation:

  • Mathematics for CDS by RS Aggarwal
  • Quantitative Aptitude for Competitive Examinations by RS Aggarwal
  • Pathfinder for CDS by Arihant Publications