CDS - Answer Key

Combined Defence Services Examination

Pen & Paper Mode

CDS 2021 Answer Key: Download and Challenge Answer Key

Updated On - January 11 2021 by Anusha Pachauri

CDS 2021 Answer Key will be released by the official conducting body(UPSC) after the written exam is conducted. The answer key will be available in May 2021 for each slot for the subjects English, General Knowledge and Mathematics. The authority will also release separate Answer Keys for all sets i.e. A, B, C, D of each paper. Candidates can get more about the Answer Key in the article below.

CDS 2021 Answer Key Important Dates

CDS 2021 Answer Key Important Dates
UPSC CDS(1) 2021Important Date
Date of CDS written examination07 February 2021
Availibilty of English Answer KeyMay 2021
Availibilty of General Knowledge Answer KeyMay 2021
Availibilty of Mathematics Answer KeyMay 2021

How to Calculate Marks Using the Answer Key?

Candidates can compare their answers paper-wise using the marking scheme given below-

Paper + Marks for correct Answer - Marks for wrong Answer 
General Knowledge5/65/18

Candidates can use this Marks Calculator and get the predicted score.

How to Download the official CDS 2021 Answer Key?

Candidates can check the below-given steps to download the official CDS 2021 Answer Key:

Step 1: Go to the official website of UPSC  i.e.
Step 2: On the panel click on Examination Tab and then click on Answer Keys tab on the drop-down menu.
Step 3: A page will open which has answer keys for various exams conducted by UPSC. Applicants have to find UPSC CDS 2020 Answer Key and download it. 
Step 4: The Answer key for all the 3 subjects will be provided separately and click on the link to download the Answer Key PDF.
Step 5: The Answer key pdf will be displayed. Download and Save the details for calculating marks.

How to Challenge the Question Paper?

  • Candidates can challenge the Question Papers through an online portal called as Online Question Representation Portal (QPRep).
  • To challenge each exam, commissions have fixed a time-frame of 7 days.
  • To raise objections, candidates have to enter details like Roll number, Date of Birth and Image.

Importance Of Answer Key

The Answer Key is an important event through which candidates can calculate scores and predict their chances of getting selected. There are certain points that mark the significance of the answer key mentioned below-

  • The Answer key is released by UPSC before the declaration of the final result. 
  • With the help of answers, candidates can get the predicted marks before the actual result in advance.
  • The official website is released by the official authority hence it is an authentic source.
  • The UPSC Answer Key 2020 is released subject-wise for the convenience of the candidates. 

CDS 2021 Result 

Union Public Service Commission releases the CDS 2021 Results in the online mode. The Result will be declared in March 2021 and candidates can check the same at the official website. 

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Frequently Asked Questions


Form Start Date:

28 Oct 2020

Form End Date:

17 Nov 2020

The last date to submit the form was on 17 Nov 2020
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Examination Date (Online):

07 Feb 2021

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₹ 200

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