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CDS: Combined Defence Services

Get all the details at one stop!

CDS 1 announcement 2021 has been published on October 28, 2020, by the Union Public Service Commission (UPSC). the application form is created available together with the notification. The end date to fill the CDS form is November 17, 2020. CDS 1 exam 2021 is carried on February 7, 2021.

CDS exam is carried for the recruitment of applicants as Commissioned Officers within the Indian Army, Navy, and Air Force. The exam is carried twice a year. once a year lakhs of applicants appear for the national-level defense test within the country.

CDS 2021 Important Dates

The table below contains CDS dates 2021 such as application, exam, the discharge of admit card, the announcement of result for both the sessions of the exam.

Events CDS 1 CDS 2
Written exam 07-Feb- 2021 14-Nov-2021
Release of notification 28-Oct-2020 09-Jun-2021
Application form 28-Oct-2020 09-Jun-2021
Last date to apply 17-Nov-2020 24-Aug-2021

CDS Eligibility Criteria 2021

The eligibility criteria of CDS present details regarding nationality, age, and academic qualification. Applicants should review the eligibility criteria before filling the appliance form. Only those applicants are considered for CDS recruitment who meets the eligibility criteria.

CDS Application Form 2021

The CDS application form is published online on the official website. the appliance form may be filled in two parts. Part I contains the applicant registration, choosing the popular branches, confirming details, and generation of enrollment ID. Part I consists of paying the appliance fees, choice of exam center, upload scanned images of photograph and signature. the appliance fees are Rs 200 which may be paid both online and offline. the web application withdrawal facility is created available after fulfillment of the registration process

CDS Admit Card 2021

CDS admit card is published three weeks before the exam. Aspirants need to download the admit card from the official website itself. The admit card is often downloaded till the day of the exam by logging with either license number or roll number. The textual matter of the CDS admits card won’t be sent to applicants by post.

CDS Exam Pattern 2021

The exam pattern of CDS has been guided by the examination authority. According to CDS exam pattern 2021, the question paper for Indian academy (IMA), Indian Academy (INA), and Air Force Academy (AFA) comprises three sections: English, knowledge, and Elementary Mathematics. the entire marks for the test are 300. The test paper for admission to Officers’ Training Academy contains two sections: English and noesis. the utmost marks for the test are 200. All questions are objective type only. The language of question papers of noesis and Elementary Mathematics are going to be set in Hindi and English.

CDS Syllabus 2021

The syllabus highlights the topics that applicants must harden the exam. The topics given in the CDS syllabus are of sophistication 10, 12, and graduation level. Applicants can check below CDS syllabus:

Subjects Details
English The question paper of English is designed to test the candidate’s understanding of English
General Knowledge The paper test a candidate’s knowledge regarding Current Affairs. The paper includes questions on the History of India and Geography
Elementary Mathematics This paper comprises questions from Arithmetic, Algebra, Trigonometry, Geometry, Mensuration, and Statistics

CDS Result 2021

The results of CDS is published in two stages: written exam and SSB Interview/Final. First, CDS result 2021 for the written exam is announced followed by the announcement of the ultimate result. supported the performance of candidates in both the rounds, candidates are going to be chosen for admission to numerous defense academies.

CDS Cut off 2021

The discontinue of CDS is that the minimum qualifying marks that applicants have to secure to qualify for the exam and become qualified for the subsequent round of selection process. Applicants must secure separate CDS cut-off marks in the written exam and SSB Interview for final selection.

CDS 2021 Notification FAQs

Q. When will the CDS 1 announcement are going to be published?

A. CDS 1 announcement has been published on October 28 in PDF form.

Q. How am I able to access CDS notification?

A. Applicants can access CDS notification from the official website of UPSC.

Q. How am I able to apply for the CDS exam?

A. Applicants have to apply online for the CDS exam.

Q. what’s the appliance fee?

A. The appliance fee is Rs 200. However, Female/SC/ST candidates are excused from fee payment.

Q. How am I able to pay the fees?

A. The applying fees are paid both online and offline.

Q. What details am I able to sign in the CDS notification?

A. CDS notification includes all information associated with the exam.

Q. what number of times CDS exam is conducted?

A. CDS exam is carried twofold a year.

Q. Why is that the CDS notification released?

A. CDS notification is released to pick out applicants for Indian academy, Indian academy, Air Force Academy, and Officers Training Academy.

Q. What are the stages of the choice process?

A. Applicants are selected to support their performance in the written exam and SSB Interview.

Q. what’s going to be the language of the question paper?

A. CDS question paper will be in English and Hindi.

Q. what number of vacancies are published for the CDS exam?

A. A complete of 345 vacancies are published for the exam.

Defense aspirants who are preparing for the CDS Exam can download the UPSC CDS Exam previous year question papers with answer keys pdf files. CDS Exam previous question papers are very helpful for the applicants as they give us a complete picture of the CDS exam paper pattern and the type of questions one might face in the CDS Exam. CDS exam paper has four distinct sets like A, B, C, and D, but each set has comparable questions in a random fashion. Aspirants can also download the answer keys for few previous question papers.  If you are planning for CDS Exam 2020 – 2021, you must download these previous papers and start solving them. You may also find the answer keys of these papers in this blog.

CDS-1-2020 Maths Question Paper

CDS-1-2020 English Question Paper

CDS-1-2020 GK Question Paper

CDS-2-2019 Maths Question Paper

CDS-2-2019 English Question Paper

CDS-2-2019 GK Question Paper

CDS-1-2019 Maths Question Paper

CDS-1-2019 English Question Paper

CDS-1-2019 GK Question Paper

CDS-2-2018 Maths Question Paper

CDS-2-2018 English Question Paper

CDS-2-2018 GK Question Paper

CDS-1-2018 Maths Question Paper

CDS-1-2018 English Question Paper

CDS-1-2018 GK Question Paper

CDS-2-2017 Maths Question Paper

CDS-2-2017 English Question Paper

CDS-2-2017 GK Question Paper

CDS-1-2017 Maths Question Paper

CDS-1-2017 English Question Paper

CDS-1-2017 GK Question Paper

CDS-1-2019 Maths Answer Key

CDS-1-2019 English Answer Key

CDS-1-2019 GK Answer Key

CDS-2-2018 Maths Answer Key

CDS-2-2018 English Answer Key

CDS-2-2018 GK Answer Key

CDS-1-2018 Maths Answer Key

CDS-1-2018 English Answer Key

CDS-1-2018 GK Answer Key

CDS-2-2017 Maths Answer Key

CDS-2-2017 English Answer Key

CDS-2-2017 GK Answer Key

CDS-1-2017 Maths Answer Key

CDS-1-2017 English Answer Key

CDS-1-2017 GK Answer Key

you can refer to the following books for UPSC CDS preparation:

English Language:

1. High School English Grammar & Composition Edition by Wren and Martin

2. Objective General English by S.P. Bakshi (Arihant Publications)

3. Word Power Made Easy by Norman Lewis

Books for GK:

1. General Awareness by Manohar Panday (Publisher: Arihant Publications)

2. Manorama Yearbook

3. Magazines like Pratiyogita Darpan, Competition Success Review (CSR), and Yojana

4. The newspapers like The Hindu, The Telegraph and The India

Elementary Mathematics:

1. Mathematics for C.D.S. by R.S. Aggarwal

2. Quantitative Aptitude for Competitive Examinations by R.S. Aggarwal

3. Pathfinder for CDS by Arihant Publications

It’s a crucial period for the aspirants of CDS because the exam is programmed to be conducted on November 8. With only six days left for the exam, candidates may well be panicking over the way to crack the exam with a decent rank. don’t worry, here we’ve provided a last-minute preparation strategy for the exam. Applicants are advised to revise all the topics they need to learn to date for the exam. they ought to practice questions from the previous years’ question papers and try mock tests. Applicants qualifying for the written exam are going to be needed SSB Interview. On the idea of the written exam and SSB Interview, applicants are granted admission to the Indian academy (IMA), Indian Academy (INA), Air Force Academy (AFA), and Officers’ Training Academy (OTA).

CDS Preparation Tips 2020

Know the syllabus

Those desiring to crack the CDS exam need to travel through the exam syllabus. this may give them a plan about the topics to be covered for the exam. While studying in keeping with the CDS syllabus, you ought to jot all the topics they’re sure about and people where they lack expertise. try and specialize in weaker areas and cope up with them as soon as possible to avoid a last-minute scramble.

Previous Year Papers and Mocks 

Doing the previous years’ CDS question papers plays a very important role in exam training. This helps you in obtaining experience with the kind of questions asked within the exam, the pattern of questions, complexity level, and marking scheme. Besides, it helps to assess the extent of training for the exam. In doing so, you’ll specialize in the weaker areas.

Keep the basics clear

It is necessary to clear your basic concepts instead of reading the formulas. Since simple questions are asked in an exceedingly tricky format, be thorough along with your concepts in order to learn and solve the questions.

Focus on important topics

During training, lay emphasis on significant topics, carry most marks, and easier to attain.

Attempt easier questions first

You should bear all questions and check out solving those questions first, which they find easy and need less time to attain qualifying marks. watch out for attempting questions that you simply don’t seem to be confident of as there’s negative marking too.

Unwind before the exam

When it’s only one day left before CDS, stop bothering much about it instead of just relax. Sit for the exam with a reinvigorated mind.

Section-wise CDS Preparation Tips 2020


  • To improve the score in English paper, one must bear the principles of grammar.
  • Prepare idioms and phrases thoroughly.

General Knowledge

  • Recognize the high weightage topics after examining the previous years’ question papers.
  • Review essential facts from those topics
  • Review the present affairs of the last four to 5 months properly

Elementary Mathematics

  • Review significant formulas and their applying methods for Algebra, Arithmetic, Trigonometry, Geometry, Mensuration, and Statistics.
  • Do not start with new topics rather revise those you’ve got studied.

How to prepare for SSB Interview?

On the premise of the marks secured within the written exam, applicants are chosen for SSB Interview. The test is carried in two stages. At the SSB Interview centers, applicants are tested on the idea of their intelligence and personality. Stage I of the SSB Interview includes Officer Intelligence Rating (OIR) tests and the film Perception  Description Test (PP&DT). Stage II comprises Interview, Group Testing Officer Tasks, Psychology Tests, and also the Conference. These tests are carried over four days.

CDS 2020 Preparation Tips FAQs

Q: What should be my moment strategy for the CDS exam?

A: During the minute candidates must specialize in revision and trying mock tests.

Q: what’s the primary and first step towards preparation?

A: the primary and first step towards preparation goes through the syllabus and exam pattern.

Q: Is it necessary to resolve the previous years’ question papers?

A: Doing the previous years’ question papers will help candidates to grasp the pattern of questions asked within the exam.

Q: How long should I study?

A: Applicants should commit a minimum of three to four hours daily for study.

Q: Is it plausible to crack the CDS exam with six months of preparation?

A: Yes, it’s plausible to crack the exam with six months of preparation. Candidates must prepare dedicatedly for the exam.

Q: How am I able to improve my weaker areas?

A: Applicants can improve their weaker sections only through practice.

Q: What percentage of mock tests should I solve?

A: Solve at least two mock tests daily after the end of the syllabus.

Q: I’m not good at Mathematics. How am I able to crack the exam?

A: you’ll be able to solve previous years’ question papers and try mock tests the maximum amount as you’ll be able to. To brush your fundamentals, see the highschool books.

Q: How am I able to prepare the overall Awareness section?

A: Read newspapers and magazines to remain updated with these events. bear this affair of the last six months.

Q: How am I able to brace myself for the land Language section?

A: Brush up your grammar and vocabulary for this part.

Q: How is that the final selection of applicants done?

A. Applicants are chosen supported written exam and SSB Interview.

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