CDS I 2021 Result (Out), Application Form, Exam Pattern, Syllabus, & Cut Off

Updated On -

Apr 17, 2021

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Sudeshna Bhar

Exams Prepmaster

CDS Exam (Combined Defence Service) is conducted by Union Public Service Exam twice a year to recruit for the posts of Commissioned Officers in the Navy, Air Force, and Indian Army. CDS I 2021 Result of the written test has been declared on February 7, 2021, in offline mode. Catch the latest news on government exam

All the appeared candidates are advised to check the result on the official website of UPSC. A total of 6,552 candidates have been shortlisted for SSB Interview. Get the CDS Latest news right here. 

Latest Updates

CDS Highlights

Highlights of CDS Exam 2021

Name of exam Combined Defence Services Examination
Conducted by Union Public Service Commission (UPSC) 
Exam level National
Exam frequency Twice a year
Exam mode Online
Exam mode Two hours
Language of question paper English and Hindi
Application Fee INR 200/-
Exam Purpose To select candidates as Commissioned Officers in Indian Army, Navy and Air Force
Vacancies  CDS I: 345
CDS II: 344
No of the test cities 41
Official Website
CDS Exam Dates

CDS Exam Dates 2021

Events CDS I 2021 Dates CDS II 2021 Dates(Tentative)
Release of Notification October 28, 2020 August 04, 2021
Starting of Application Process October 28 - November 17, 2020 August 25, 2021
Admit Card January 07, 2021 To be notified
Exam Date February 07, 2021 To be notified
CDS 2021 Result March 23, 2021 To be notified
SSB Interview To be notified To be notified
CDS Vacancy

CDS Vacancy 2021

Academies Vacancies for CDS I Vacancies for CDS II
Indian Military Academy, Dehradun 100  100
Indian Naval Academy, Ezhimala 26 26
Air Force Academy, Hyderabad 32  32
Officers’ Training Academy, Chennai  170 169
Officers Training Academy, Chennai 17 17
Total 345 344
CDS Eligibility

CDS 2021 Eligibility Criteria

All the aspirants are required to check the CDS eligibility criteria before they apply for the CDS Exam. To know more, go through the following content:

Age Limit for CDS Exam

Department Age
Indian Military Academy Should not be born before 2nd Jul 1997 and should not be born later than July 01, 2002.
Indian Naval Academy Should not be born before 2nd Jul 1997 and should not be born later than July 01, 2002
Indian Air Force Academy Should not be born before 2nd Jul 1997 and should not be born later than July 01, 2001
Officers' Training Academy Should not be born before 2nd Jul 1996 and should not be born later than July 01, 2002
Officers' Training Academy—(SSC Women Non-Technical Course) Should not be born before 2nd Jul 1996 and should not be born later than July 01, 2002

Gender Requirements for CDS Posts

Department Gender Status
Indian Military Academy Male Unmarried
Indian Naval Academy Male Unmarried
Indian Air Force Academy Male Unmarried
Officer Training Academy Male Married/Unmarried
Officer Training Academy Female Unmarried

Educational Qualification for CDS 2021 Exam

Education qualification for the CDS 2021 exam would be varied for several designations:

Posts Educational Eligibility Criteria
IMA Graduate from Recognized University
INA Engineering Degree from Recognized University
AFA Engineering Degree (Physics & Maths at 10+2) or B. Tech from Recognized University
OTA Graduate from Recognized University
CDS Applications

CDS Online Application Form 2021

On  August 05, 2021, the online CDS application form for appearing in the CDS II exam is expected to be released. The online applications will only be accepted. Here is the application process for the CDS 2021 Exam:

How to Apply for the CDS 2021 Exam?

  • Open the official website and then click the ‘Online Application for Various Examinations of UPSC’.
  • Once the page will be opened, the aspirants have to click the Part I option to click the Combined Defence Services Examination (2).
  • Before you click the ‘Yes’ button, the aspirants are requested to read the instructions from PART I.
  • Next, you will be able to see the application form displayed on the screen.
  • Now, the aspirants have to fill in the contact details and personal information.
  • According to the age and notification, the candidates should choose their preferable academics.
  • In the next step, your Registration ID will be generated.
  • Once you complete your Part I form, you have to start to fill your Part-II Application form fill up process.
  • Next, you have to pay the application fees for completing the Application Form Fill up Process.
  • If you have done your payment process, you can choose your desirable examination centre.
  • Now you have to upload the scanned copy of your signature and photograph according to the mentioned file size and dimensions.
  • In the next step, you have to select the ‘Submit’ option.
  • You are advised to print out the application form for future reference.

Application Fees

  • The fees of the CDS II application form for the General category students is INR 200/-
  • However, the reserved categories candidates such as the SC/ST/ Females do not need to pay the application fees.
  • To pay the application fees, the aspirants can choose both the online and offline mode of transaction.
  • In the case of the online payment process, the aspirants can complete the process by using the Mastercard/ Debit Card or via Net Banking.
  • For the offline payment process, the aspirants have to deposit the cash to any branch of SBI Bank.
CDS Admit Card

CDS Admit Card 2021

The CDS admit card is already out on the official website. To download the admit card, the aspirants are requested to open the site. To log in to their account, the candidates have to provide their Roll No and Registration Number. Here is the direct link to the CDS Admit Card

Before you download the admit card, you are asked to check that the provided information mentioned in the admit card, is right. If the aspirants would find any discrepancy, they would not get permission to appear in the exam. Do not forget to bring the admit card to the exam centre, otherwise, you would not be allowed in the exam hall.

CDS Exam Centre

CDS 2021 Exam Centres

State Examination Centre
Tripura Agartala
Gujarat Ahmedabad
Mizoram Aizawl
Uttar Pradesh Allahabad
Karnataka Bengaluru
Uttar Pradesh Bareilly
Madhya Pradesh Bhopal
Punjab Chandigarh
Tamil Nadu Chennai
Tamil Nadu Cuttack
Uttarakhand Dehradun
Delhi Delhi
Karnataka Dharwad
Assam Dispur
Sikkim Gangtok
Andhra Pradesh Hyderabad
Manipur Imphal
Arunachal Pradesh Itanagar
Rajasthan Jaipur
Jammu and Kashmir Jammu
Assam Jorhat
Kerala Kochi
Nagaland Kohima
West Bengal Kolkata
Uttar Pradesh Lucknow
Tamil Nadu Madurai
Maharashtra Mumbai
Maharashtra Nagpur
Goa Panaji
Bihar Patna
Andaman and Nicobar Port Blair
Chhattisgarh Raipur
Jharkhand Ranchi
Odisha Sambalpur
Meghalaya Shillong
Himachal Pradesh Shimla
Jammu and Kashmir Srinagar
Kerala Thiruvananthapuram
Arunachal Pradesh Tirupati
Rajasthan Udaipur
Arunachal Pradesh Visakhapatnam

Check CDS 2021 Exam Centres

CDS Exam Pattern

CDS Exam Pattern 2021

The CDS 2021 Exam Pattern is categorized into two sections and these are:

  • Written test
  • Intelligence and Personality Interview

The exam pattern is not similar for both the Officer Training Academy and also for the Indian Military/ Indian Air Force/Indian Naval Academy.

CDS 2021 Exam Pattern for INA, IMA & IAF

The exam of Indian Air Force, Indian Naval Academy, and Indian Military Academy consists of three papers and the total score of the papers is 300 marks.

Subjects Marks Duration
English 100 2 hours
General Knowledge 100 2 hours
Elementary Mathematics 100 2 hours

CDS Exam Pattern for Officers Training Academy (OTA)

Officer Training Academy will consist of two subjects and the total marks of the exam will be 200. The total duration of the examination will be 4 hours.

Subjects Marks Duration
English 100 2 hours
General Knowledge 100 2 hours
CDS Syllabus

CDS 2021 Syllabus

Before preparing for the exam, the aspirants should know the CDS syllabus thoroughly:

Subjects Topics
General Knowledge
  • Current affairs of the last 4-5 months from the examination date.
  • History
  • Physics
  • Biology
  • Geography
  • Political Science
  • Basic Grammar
  • Synonyms
  • Antonyms
  • Comprehension Solving
  • Error Spotting
  • Para Jumbles
Elementary Math
  • Natural numbers
  • Integers
  • Percentages
  • Rational and Real numbers
  • Time & work
  • Time & distance
  • Profit & loss
  • Ratio & proportion
  • Prime and composite numbers
  • Simple and compound interest
  • HCF and LCM
  • Euclidean algorithm
  • Geometry
  • Logarithms
  • Trigonometry
  • Statistics
  • Mensuration
Selection Process

CDS 2021 Selection Process

There are four stages in the CDS Selection Process which are as follows:

  • Written Test: MCQ
  • SSC Interview / Personality Test: Oral
  • Document Verification
  • Medical Examination

The merit list will be made based on the higher marks in the written test and SSB Interview.

CDS Result

CDS 2021 Result and Cut Off

The CDS Result will be announced on the official website. If the aspirants will qualify for all the stages of the CDS test, will be allowed to be recruited in one of the Indian Defence Services.

On the other hand, the Cut off is the minimum qualifying score which is required to get for appearing to the next level exam. The CDS Cut off score is published separately with the CDS Result.

CDS Salary

CDS 2021 Salary & Allowances

After being selected, a lieutenant will receive INR 56,100 – 1,77,500/- per month. During the training period, the candidates are given a fixed stipend of INR 56,100 per month. For officers in rank Lieutenant to Brigadier also gets a fixed Military Service Pay of INR 15,500 each month. Check CDS Salary Structure and Additional Benefits 

Along with the salary, the candidates will be able to exercise other allowances such as Qualification Grant, Flying Allowance, Dearness Allowance, Kit Maintenance Allowance, Field Area Allowance, High Altitude Allowance, Siachen Allowance, Uniform Allowance, etc. 


CDS 2021 FAQs

Ques. What is the course of the CDS exam?

Ans. CDS has two stages of the selection process – The written Exam and the SSB Interview. The CDS Syllabus for the Written Exam is based on 3 subjects namely, English, General Knowledge, and Elementary Mathematics. 

Ques. Is it necessary to qualify for CDS I before CDS II?

Ans. No, CDS I and CDS II are the same exam that is conducted every year. CDS exam is conducted twice every year and the candidate has to qualify it once to be considered for recruitment.

Ques. Is there any physical test for CDS?

Ans. Yes, there is a physical standard test and medical test in CDS Exam. Read the physical standards here. 

Ques. Are the CDS I 2021 Admit Cards released?

Ans. Yes, the CDS I 2021 Admit Card has been released on the official website of UPSC on January 07, 2021. 

3 Months Crash Course

*The article might have information for the previous academic years, please refer the official website of the exam.


I was born on 15 September 1996, am I eligible to apply for the Indian Military Academy post?
jaya garg

Hi. No you can’t apply for this post, one must not be born before 2nd Jul 1997 and should not be born later 1st Jul 2002. So you are not eligible to apply for the post. Check Age Limit for CDS Exam.

shruti verma
Is CDS 2021 result declared?
jaya garg

Hi. The Union Public Service Commission takes the Combined Defence Services Examination two times in a year to appoint candidates for Commissioned Officers in the Navy, Air Force, and Indian Army. The result for CDS (I) 2021 result was announced on February 7, 2021. Check

bhagyashri kene
How much time is given to the candidates for applying online?
jaya garg

Hi Bhagyashri. In most of the cases, candidates get close to one month time to apply online and fill up the online application by following the instructions provided on the website

bhagyashri kene
How much time is given to the candidates for applying online?
ammar zaheer ahmed
How can I apply for Examinations conducted by the UPSC?
jaya garg

Candidates can apply online for the UPSC Examinations by referring to the online portal hosted on the UPSC’s website

mizna harmain
When the Examination Notice is issued?
jaya garg

UPSC Examination Notices encapsulate the Rules of Examinations notified by the Government. Examination Notices of all the Examinations are mostly announced by the Commission’s website almost 3 months before the date of Examination.

ananya pandey
Does CDS Syllabus changes every year?
jaya garg

Mostly, the syllabus remains same until some major changes in test pattern is announced. The exam of Indian Air Force, Indian Naval Academy, and Indian Military Academy consists of three papers and the total score of the papers is 300 marks.
Further details are here.

vishal sharma
Who makes UPSC CDS Syllabus?
jaya garg

CDS syllabus is prepared by the UPSC. Union Public Service Commission takes the Combined Defence Services Examination to appoint candidates for Commissioned Officers in the Navy, Air Force, and Indian Army.

vishal sharma
What is the level of CDS Syllabus? Are the questions difficult?
jaya garg

The questions asked in the Mathematics section is of Class 10 (Matriculation) level while, the questions asked in other subjects are of the Graduation level. Current affairs of the last 4-5 months comes in the examination. In case you have studied properly, you can give the exam. Further details are here.

vishal sharma
What is the level of CDS Syllabus? Are the questions difficult?
thota sri sindhu
I born after 2002 there any possibility to write exam
gurpreet singh

Hi Thota

The minimum age required to apply for this exam is 19 years. Visit on our official website of UPSC CDS Eligibility to know the whole citeria of the exam.

I have filled the preference in my CDS(2) 2020 as AFA- 1 IMA - 2 INA - 3 OTA - 4 I have qualified for INA and OTA, do I need to register at joinindianarmy for my ssb?
devnath tiwary

Dear YSR

Greetings from Collegedunia. There is no need to register for UPSC CDS 2 Examination 2020 if you have already qualified for the Indian Naval Academy and Officer Training Academy, If you are interested in other positions, then you can register for other vacancies. For more details, kindly go through this link – UPSC CDS 2020 Examination

I have qualified only the cutoff in the CDS(2) 2020 written for INA and OTA, so do I need to register on the joinindianarmy website for my ssb or I will directly get the mail regarding my ssb dates?
devnath tiwary

Dear YSR

Greetings from Collegedunia. You have to register yourself online on the Indian Army Recruitment website for the SSB Interview process and Selection Centres. The result was released on March 23, 2020 and those who have successfully qualified have to register within 2 weeks for the SSB Interview Process and the allotment of Selection Centers. Those who have registered already need not register there at the official website. For more details, kindly go through this link – CDS SSB Selection Process 2020

sumit dhakray
Can I apply for Ima and it's both
swati srivastava

Hi Sumit, Greetings from Collegedunia. UPSC CDS exam is conducted by Union Public Service Commission (UPSC) . You can apply provided you fulfill the eligiblity criteria. For more details visit: UPSC CDS EXAM

sagar jha
Hi, I'm average Student , I have 11 months to prepare for cds exam, how can i crack the exam and ssb in this 11 months, I want proper guidanc ,to crack this exam, and study material
swati srivastava

Hi Sagar, you can crack the exam by focusing on the syllabus and time management. For more details visit: CDS EXAM

sinchan dasgupta
Hi what kind or what is the level of the English & General Knowledge papers. I mean how much tough it is.
aditi arun


The difficulty level of English and General Knowledge is easy-moderate. The English knowledge is of the level which is expected from an Undergraduate from Indian University. History in General knowledge is a bit difficult, rest all the other topics are easy to moderate level based on the concept and analytical skills. Kindly refer to – UPSC CDS Syllabus for topic-wise difficulty level.

anumula pradeep
aditi arun

Hello Anumula,

Unfortunately, you can not give the examination since you are overage to give the exam and UPSC CDS provides no relaxation even for the reserved category candidates.

renjith kr
What are the minimum requirement marks in graduation for the CDS exam..?
aniket ranjan

Hii Renjith. There is no percentage of marks required in Graduation to apply for CDS. Minimum eligibility is that you must have completed your Graduation or at least is appearing for the final exam of the degree. For more details Click Here

b mohan reddy
What is the best book to study for CDS exam
aniket ranjan

Hii Mohan. Honestly, there is no single best book that can be considered the best for CDS exam. You must refer to different sources while preparing for different subjects. You can also refer to the NCERT books and other reference books while studying for CDS exam. For more details Click Here

kavita singh
Can anyone suggest mee that how is the exam of GS nd level in OTA?
aniket ranjan

Hii Kavita. The General Knowledge of CDS Exam includes Questions from current events related to national and international level. Some scientific Questions are also asked. It also include questions on History of India and Geography. For more details click here:- CDS SYLLABUS.

prachee panchal
Only two subject are there for ota ??
swati srivastava

Hi Prachee, Yes, there are 2 subjects for OTA: english and general knowledge.