NDA CDS Crash Course Starting on 15th April 2026. Duration – 70 Days || SSB New Batch Start Every Monday || NDA Foundation New Batch Starting on 15th April 2026

CDS Exam 2026: Complete Guide

If you dream of serving the nation as an officer in the Armed Forces, understanding what is the CDS exam in India is the first step in your journey. The Combined Defence Services (CDS) Examination is one of the most respected defence entrance exams conducted for graduates who aspire to join the Indian Army, Navy, and Air Force.

This detailed, SEO-friendly guide is specially designed for aspirants preparing with GAPS SSB, covering CDS Exam full details, eligibility, syllabus, salary, and preparation strategy.


What is the CDS Exam in India?

The Combined Defence Services Examination is conducted twice a year by the Union Public Service Commission (UPSC). It recruits candidates for prestigious defence academies where they are trained to become commissioned officers.

Through this exam, candidates can join:

  • Indian Military Academy (IMA)
  • Officers Training Academy (OTA)
  • Indian Naval Academy (INA)
  • Air Force Academy (AFA)

In simple terms, if you are wondering what is the cds exam in india, it is a national-level gateway for graduates to enter the defence forces as officers.


CDS Exam Full Details

Understanding CDS Exam full details is essential before starting your preparation. The selection process includes:

  1. Written Examination
  2. SSB Interview
  3. Medical Examination
  4. Final Merit List

Each stage evaluates different qualities like knowledge, personality, leadership, and physical fitness.

At GAPS SSB, aspirants are guided through every stage with a structured approach.


CDS Exam Eligibility

One of the most common questions is about CDS exam eligibility. Here are the key criteria:

Educational Qualification

  • IMA & OTA: Graduation in any discipline
  • INA: Engineering degree
  • AFA: Graduation with Physics & Mathematics at 10+2 level

Nationality

  • Must be an Indian citizen

Marital Status

  • Unmarried candidates (conditions vary by academy)

Understanding CDS exam eligibility helps you apply for the right entry and avoid mistakes.


What is the CDS Exam for Female Candidates?

Many aspirants ask what is the cds exam for female candidates. Women can apply through:

  • Officers Training Academy (OTA), Chennai

Women are eligible for Short Service Commission and can serve the nation with pride. This makes what is the cds exam for female an important topic for aspiring women officers.


What is the CDS Exam for OTA?

Another common query is what is the cds exam for ota. OTA is meant for candidates who want to join through Short Service Commission (SSC).

Key points:

  • Both men and women can apply
  • Training duration is around 49 weeks
  • No Mathematics paper in written exam

Understanding what is the cds exam for ota helps candidates choose the right career path.


CDS Exam Pattern

For IMA, INA, AFA:

  • English – 100 marks
  • General Knowledge – 100 marks
  • Mathematics – 100 marks

For OTA:

  • English – 100 marks
  • General Knowledge – 100 marks

Negative marking applies in all papers.


CDS Syllabus

The CDS Syllabus is designed to test academic knowledge and general awareness.

English

  • Vocabulary
  • Grammar
  • Comprehension

General Knowledge

  • History
  • Geography
  • Polity
  • Current Affairs
  • Defence News

Mathematics (IMA, INA, AFA only)

  • Algebra
  • Trigonometry
  • Geometry
  • Statistics

A clear understanding of the CDS Syllabus is crucial for scoring well in the written exam.


CDS Exam Selection Process

The CDS exam selection process is one of the most comprehensive among defence exams.

Stage 1: Written Exam

Objective-based test to shortlist candidates

Stage 2: SSB Interview

  • Screening Test
  • Psychological Tests
  • Group Tasks
  • Personal Interview

Stage 3: Medical Test

Candidates must meet physical and medical standards

The CDS exam selection process focuses on both intelligence and personality.


CDS Exam is for Which Post?

Many candidates ask, cds exam is for which post. The answer is simple:

  • Commissioned Officers in Army, Navy, and Air Force

After training, candidates are commissioned as:

  • Lieutenant (Army)
  • Sub Lieutenant (Navy)
  • Flying Officer (Air Force)

So, cds exam is for which post ultimately leads to officer-level positions in defence forces.


What is the Use of CDS Exam?

Understanding what is the use of cds exam helps you stay motivated.

  • Entry into Armed Forces as an officer
  • Leadership and prestigious career
  • Job security and respect
  • Opportunity to serve the nation

Clearly, what is the use of cds exam goes beyond just a job—it offers a purpose-driven career.


CDS Salary and Benefits

Another important question is what is the cds exam salary.

CDS Salary (After Training)

  • Starting rank: Lieutenant
  • Approx salary: ₹70,000+ per month

Additional Benefits:

  • Military Service Pay
  • Free medical facilities
  • Accommodation
  • Travel allowances

The CDS Salary grows with rank and experience, making it financially rewarding.


What is the CDS Exam Salary Growth?

If you are wondering what is the cds exam salary growth:

  • Lieutenant → Captain → Major → Colonel
  • Salary increases with promotions and allowances

Thus, CDS Salary offers long-term financial stability and growth.


Is CDS Harder Than NDA?

A very common doubt is: Is CDS harder than NDA?

  • CDS is for graduates → Higher competition level
  • NDA is for 12th pass → Broader syllabus

So, the answer to Is CDS harder than NDA? depends on preparation level, but CDS is generally considered more competitive.


Preparation Strategy with GAPS SSB

To crack the exam, follow a disciplined strategy:

  • Understand CDS Syllabus thoroughly
  • Practice previous year papers
  • Improve English and GK daily
  • Focus on physical fitness
  • Prepare for SSB from day one

At GAPS SSB, aspirants receive structured guidance for both written and SSB stages.


Common Mistakes to Avoid

  • Ignoring CDS exam eligibility
  • Not preparing for SSB early
  • Lack of current affairs knowledge
  • Poor time management

Avoiding these mistakes can improve your chances significantly.


Final Words

Now that you understand CDS Exam full details, including CDS exam eligibility, CDS Syllabus, CDS Salary, and CDS exam selection process, you are ready to begin your preparation journey.

Whether you are exploring what is the cds exam for female, what is the cds exam for ota, or wondering cds exam is for which post, this exam opens the door to a prestigious life in uniform.

With dedication, discipline, and the right guidance from GAPS SSB, success in CDS is absolutely achievable.

Leave a Reply

Your email address will not be published. Required fields are marked *

What Our Student Says

Gurpal Singh profile picture
Gurpal Singh
07:22 28 Jul 25
It was great experience. I spend 14 days in gaps academy . I cleared my doubt’s ,build confidence and reduce stage fear .specially thanks to deepak sir he cleared my all psychology doubts.his way of teaching was really good. Thanks to all gaps mentors
Photo from customer review
Divakar Kumar profile picture
Divakar Kumar
12:54 25 Jul 25
Hi guys, I'm presently preparing for AMC NT .
Initially I was totally un awair from process, I came here and I got good knowledge about whole process. And the teacher personally clear doubts , teaching method is too good . Make concepts very clear. Personally
Thanks to Dipak sir who clear doubts in psychology & Interview, as well as in GTO he is allrounder his teaching methid clear all doubts and make my concepts very clear. Thanks all gaps ssb team .
Photo from customer review
Rajashekar Reddy profile picture
Rajashekar Reddy
12:53 25 Jul 25
It was my wonderful experience. I improve my psy and GTO. They build my confidence and make me understand and made me perfect through self introspection

Especially the Academy professor Psy Deepak Sir, he is a well qualified in psychology, interview and as well as GTO.

I learned a lot and cleared my doubts overthere, the way they teached I really appreciate for tremendous job.
I really thanks to entire staff of Gaps Academy

I strongly recommend who want to join the academy go for without any doubts
Manni Singh profile picture
Manni Singh
12:27 21 Jul 25
Excellent Academy in India
Prince Shekhawat profile picture
Prince Shekhawat
05:16 20 Jul 25
Being part of the ssb mentorship program really helped me a lot and helped me to learn many things about myself.
Vipin T profile picture
Vipin T
05:13 20 Jul 25
It was my great pleasure to be part of this academy and was able to learn many things which helped me a lot
RAM CHANDER profile picture
RAM CHANDER
07:08 19 Jul 25
Got recommended from 2 AFSB Mysore in my 1st NDA attempt. Thanks to the mentors at GAPS SSB for putting endless efforts on each candidate and working tirelessly to achieve the best results. Would recommend everyone to join GAPS for reaching their fullest potential.
Regards,
Khushi
Photo from customer review
Anshul Sehrawat profile picture
Anshul Sehrawat
03:23 17 Jul 25
I'm thrilled to share that I got recommended in my first attempt from 1 AFSB Dehradun, thanks to guidance by Deepak Sir , Saurabh Sir and Amar Sir.The coaching and mentorship I received were top-notch, and the faculty's expertise and personalized attention helped me overcome my weaknesses and showcase my strengths. Highly recommended for anyone aspiring to join the Indian Armed Forces!
Photo from customer review
Harikesh Gadekar profile picture
Harikesh Gadekar
03:00 17 Jul 25
My experience has been fantastic with sir. Here you'll get personal attention to know your performance. Here I got to know where I'm going wrong and sir has been helping me to improve. You can call sir anytime he'll be there to help you and do better.
Photo from customer review
Aakarsh Pathania profile picture
Aakarsh Pathania
10:10 15 Jul 25
Amazing place to prepare for the SSB. Experienced teachers provide feedback on the daily practice, weekly psych tests and good facilities.

Contact Us

    Join the GAPS Family! Subscribe Our Youtube Channel

    Quick Links

    Er. Deepak Kumar Prasad

    Director of GAPS SSB 
    Psychologist/GTO/ and I/O, B-Tech(Mech)
    Ex IMA, 7 Times Recommended
    Alumni of RMS and AIT
    20 years of Corporate Experience

    Contact Us

    Branch - West Bengal

    Copyright 2026 © GAPS SSB 

    Enroll Now