The Union Public Service Commission has released the official CDS 1 2026 answer key today, April 16, 2026. The coaching centres or institutes publish the unofficial CDS 1 answer key within hours or a day of the exam. Therefore, candidates can refer to the unofficial answer key of CDS 1 to check their responses, estimate their score, and analyse their performance.
Candidates can easily download the CDS 1 answer key PDF 2026 to check the correct answer for the exam. By downloading the CDS 1 answer key PDF, all candidates can start evaluating their performance and predicting their performance for the recruitment process. Additionally, candidates can access the CDS 1 set-wise answer key for each subject in the PDF.
The Union Public Service Commission is responsible for conducting the CDS exam across the country. The CDS 1 exam is conducted in a pen-and-paper mode. The CDS 1 answer key has been released for subjects such as English, G.K., and mathematics.
Particulars | Details |
Conducting body | Union Public Service Commission |
Exam Mode | Pen and Paper mode |
CDS 1 Answer Key available for the Subjects | English, General Knowledge, and Mathematics |
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Those who appeared for the exam can access the CDS 1 Answer Key PDF 2026 to check their answers. Candidtase can download the CDS 1 Answer key PDF for all the sets, including set A, set B, set C, and set D of their respective question paper. Usually, the answer key of CDS 1 is out first by the coaching institutes/centres within a few hours of the completion of the exam. Candidates can refer to the table below for the official answer key of CDS 1 for each subject, including all the sets.
Official CDS 1 Answer Key 2026
| Subjects | CDS 1 2026 Answer Key |
| English | Click here |
| General Knowledge | Click here |
| Mathematics | Click here |
Go to the official website of UPSC
On the homepage, navigate to the “Examinations” section.
Click on the “Answer Keys” tab.
Locate the link related to the CDS 1 Answer Key 2026.
Select the specific paper (English, General Knowledge, Mathematics).
Click on the PDF link for your question paper set (A, B, C, or D).
Download and save the CDS 1 answer key PDF for future reference.
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Frequently Asked Questions (FAQs)
UPSC officially releases the answer key after the final results of the entire recruitment cycle are declared.
Unofficial answer keys are released by leading coaching institutes like Trishul Defence Academy and Major Kalshi Classes on their websites shortly after the exam concludes.
Yes, coaching institutes provide set-wise answer keys (A, B, C, D) to allow candidates to match their questions exactly.
On Question asked by student community
Hello Dear Student,
Born on January 11, 2008, you will turn 22 in 2030. You will have
0 CDS attempts left
for permanent commission academies (IMA/AFA/INA). However, you will have exactly
4 attempts
for the Officers Training Academy (OTA), which you can utilize across your final year of graduation and
Dear Student,
If you want to give the CDS 1 2027 exam, the age limit varies depending on the specific academy you are applying for. The minimum age is 19 years. For Officers' Training Academy, the age limit is 19 to 25 years.
Read more at : CDS Eligibility Criteria
Hello, to prepare for the CDS exam, focus on the exam pattern, syllabus, and regular practice of previous years' papers and mock tests. Make a study plan and revise important topics regularly.
For more information about the CDS exam, you can check this link: CDS Exam Pattern
Hello Dear Student,
Yes, if your date of birth is 18 October 2002, you are likely to be eligible for CDS OTA in 2027, as the age limit for OTA is generally 19 to 25 years. Candidates applying for OTA are usually required to be born within the prescribed date
Hi !!
As per the UPSC CDS eligibility criteria for IMA, you are eligible to apply for the CDS 2 exam.
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