UPSC NDA 1 2026 Answer Key Released for Maths, GAT All Sets

The Union Public Service Commission (UPSC) has released the NDA 1 2026 answer key on 16 April 2026 for both Mathematics and General Ability Test (GAT) papers. Candidates who appeared for the exam can now access the set-wise answer keys online. The answer key allows candidates to cross-check their responses and estimate their probable scores ahead of the result declaration.

NDA 1 2026 Answer Key Release Date and Exam Details

The NDA 1 2026 exam was conducted on 12 April 2026 in offline mode across multiple exam centres in India. The answer key has been released within a few days of the exam.

• Exam Date: 12 April 2026
• Answer Key Release Date: 16 April 2026
• Papers: Mathematics and General Ability Test (GAT)
• Sets Available: A, B, C, D

Candidates must ensure they check the correct question paper set while verifying their answers

.

NDA 1 Answer Key 2026 PDF for Maths and GAT

The answer keys are available in PDF format for all sets and both papers. These can be used to calculate expected marks using the official marking scheme.

• Mathematics answer key (Paper I)
• GAT answer key (Paper II)
• Set-wise PDFs: A, B, C, D

Using the answer key, candidates can evaluate their performance and estimate their chances of qualifying for the next stage.

How to Download UPSC NDA 1 2026 Answer Key?

Candidates can follow the official steps to download the answer key from the UPSC website.

• Visit the official website upsc.gov.in
• Click on the Examination tab
• Select the Answer Keys section
• Open the NDA & NA (I) 2026 answer key link
• Download the PDF for the relevant paper and set

How to Calculate Scores Using NDA Answer Key 2026?

Candidates can use the official marking scheme to estimate their scores after checking responses.

• Mathematics: +2.5 marks for correct answer, negative marking applicable
• GAT: +4 marks for correct answer, negative marking applicable

This helps candidates predict their performance before the official result announcement.

What After NDA 1 2026 Answer Key Release?

After analysing the answer key, candidates should prepare for the next stages of the selection process.

• Shortlisted candidates will be called for the SSB interview
• Final selection will be based on written exam and interview performance

The NDA answer key serves as an important tool for performance analysis and preparation strategy for further rounds.