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UPSC CDS (Mathematics)

The Combined Defence Services (CDS) Examination is conducted by the Union Public Service Commission for recruitment of Commissioned Officers in the Indian Military Academy, Officers Training Academy, Indian Naval Academy and Indian Air Force Academy.   The UPSC offers the CDS OTA exam as one of its exams. The CDS abbreviation stands for Central Defence Service, and the OTA abbreviation stands for Officers Training Academy. OTA in CDS applies to both males and females. The job that gets through OTA is known as Short Service Commission as they are allowed to be in service only for 10-14 years. If the candidate wishes to serve for more than 14 years, they must apply for a permanent commission. If the candidate is worthy of serving for a longer period, the request for PC will be granted. The CDS and CDS OTA examination patterns are also distinct. The CDS exam consists of three parts, whereas the CDS OTA exam consists of only two parts.

At a Glance

Eligibility, Fees & Vacancies

Essential information to check your candidacy before applying for UPSC CDS.

Age Limit
19 - 24 Years
For relaxations, see the notification
Qualification
Graduate in any stream
See the post wise vacancy details or check the notification
Application Fee
Rs. 200/-
Category-wise fee applies
Total Vacancies
451
Applications: 20-05-26 to 09-06-26

Key Dates

Important Dates & Schedule

Track every critical milestone of the UPSC CDS recruitment cycle.

Notification
20-05-26
Completed
Online Application
20-05-26 to 09-06-26
Completed
Exam Fee
20-05-26 to 09-06-26
Completed
Admit Card
03-09-26
Completed
Exam Date
13-09-26
Active

Exam Structure

Subject-Wise Exam Pattern

A 120-minute Computer Based Test with 1 subjects covering 100 questions.

Subject Qns. Marks
Elementary Mathematics 100 100
Total 100 100
Total Marks: 100
Total Time: 120 mins
−ve Marking: 0.33 per wrong answer

* The data shown above is indicative and may differ from the official notification. Please verify with the official website before applying.

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Common Questions

Frequently Asked

Any Indian citizen holding a bachelor's degree from a recognised university can apply. The age limit ranges from 18 to 32 years, with standard relaxations applicable to SC/ST (+5 years), OBC (+3 years), and other categories as per government rules.

Tier I is a 60-minute online CBT with 100 questions across four subjects: General Intelligence & Reasoning, General Awareness, Quantitative Aptitude, and English Comprehension — each carrying 50 marks. Every correct answer earns +2 marks; every wrong answer deducts 0.5 marks.

SSC CGL 2024 is a two-tier exam. Tier I is a qualifying cum merit-based CBT. Tier II is a more advanced CBT covering higher-order aptitude, English, and statistics or finance (depending on the post applied for). Final selection is based on the combined Tier I + Tier II performance.

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