UPSC CDS1 Recruitment 2024

UPSC CDS1 Recruitment 2024: Every year UPSC conducts CDS Exam twice a year for candidates who wish to begin their career in the Indian Air Force, Indian Military Academy, Indian Naval Academy and Officer’s Training Academy. The CDS 1 Notification 2024 has been released by UPSC on 20th December 2023 for 457 vacancies. The candidates qualifying for the written test will be called for an interview round and a medical examination for final selection. In this article, we have covered every detail of the CDS Exam 2024, including important dates, eligibility, vacancies, exam pattern, syllabus, selection process, and more. Union Public Service Commission has announced the important dates for UPSC CDS 2024 for the Combined Defence Service Examination (I) at through UPSC Calendar 2024.

UPSC CDS1 Recruitment 2024

Go through the glimpse of the UPSC CDS 1 Exam from the below table and know everything about the examination. The male & female candidates who are seeking this opportunity to be a part of the prestigious Defence Academy must bookmark this page to get notified with every latest update.

UPSC CDS1 Recruitment 2024: Exam Overview

UPSC CDS1 Recruitment 2024: Exam Overview
Organization Union Public Service Commission
Exam Name Combined Defence Service Examination (I) 2024
CDS 2 Vacancy 457
Mode of Application Online
Registration Dates 20th December 2023 to 9th January 2024
Selection Process Written Test- Interview- Medical Examination
Language of Written Exam Bilingual
Mode of Examination Offline
Type of Questions Multiple-choice questions
Eligibility Unmarried Males & Females
CDS Exam Duration 2 hours (each paper)
Marking Scheme 1/3 for each incorrect answer
Job Location All Over India
Official Website

UPSC CDS1 Recruitment 2024: Important Dates

According to the UPSC calendar 2024, the commission will release the official notification today along with the apply online link. Check out all the important dates in the table below.

UPSC CDS1 Recruitment 2024: Exam Schedule
CDS 1 Notification 2024
December 20, 2023
CDS Form 2024 Apply Online
December 20, 2023
Last Date to Submit CDS Form
January 9, 2024
Application correction window
January 10 to 16
CDS 1 2024 Exam Date
April 21, 2024
Result declaration
To be notified


UPSC CDS1 Recruitment 2024: Vacancy

A total of 457 vacancies will be filled through the CDS 1 Exam 2024. Among these, the maximum number of vacancies are released for the Officers’ Training Academy i.e. 293. However, candidates must note that these are tentative vacancies. Check out the UPSC CDS vacancy for all departments in the table below.

Course Number of vacancies
Indian Military Academy, Dehradun 100
Indian Naval Academy, Ezhimala 32
Air Force Academy, Hyderabad 32
Officers’ Training academy, Chennai (Men) 275
Officers Training Academy, Chennai (Women) 18


UPSC CDS1 Notification 2024: Eligibility Criteria

Educational Qualification: For the UPSC CDS exam, candidates must possess a graduation degree. Those who are aiming for the Navy should have completed their engineering degree. On the other hand, aspirants who want to join the Air Force Academy must have passed Class 12 with Physics and Chemistry, in addition to holding a Bachelor’s degree.

Age Limit: Candidates applying for the Air Force and Navy under the CDS exam should be aged between 19 to 23 years, while those aiming for the Officers Training Academy must be in the age group of 19 to 24 years.

UPSC CDS1 Recruiment 2024: Application Fee

✔️ ₹ 200/- for General and OBC Candidates.
✔️ No fee for Female/ SC/ ST candidates.
✔️ The fee can be made either by Pay by Cash mode OR Online Payment mode.

UPSC CDS1 Recruitment 2024: Selection Process

✔️ Competitive Written Examination (OMR Sheet).
✔️  Interview / Personality Test.

How To Apply UPSC CDS1 Recruitment 2024

➢ Eligible candidates are required to apply online through UPSC Online Application Portal (
➢ The candidates to register himself/ herself first at One Time Registration (OTR) platform.
➢ After OTR registration, the candidates can apply for UPSC NDA NA Exam.
➢ The last date for submission of online applications is 09/01/2024 till 6:00 PM.

UPSC CDS1 Recruitment 2024: Exam Pattern for IMA, INA, AFA

Subject Duration Maximum marks
English 2 hours 100
General Knowledge 2 hours 100
Elementary Mathematics 2 hours 100

UPSC CDS1 Recruitment 2024: Exam Pattern for OTA

Subject Duration Maximum marks
English 2 hours 100
General Knowledge 2 hours 100

UPSC CDS1 Recruitment 2024: Syllabus Subject-Wise Syllabus

Candidates can check the UPSC CDS Syllabus in the table given below.

Sections Topics
  • * Spotting Errors Questions
  • * Sentence Arrangement Questions
  • * Synonyms & Antonyms
  • * Selecting Words
  • * Ordering of Sentence
  • * Comprehension Questions
  • * Ordering of words in a sentence
  • * Fill in the blanks questions
  • * Idioms and Phrases
General Awareness (GK)
  • * Economics
  • * Physics
  • * Current Affairs
  • * Politics
  • * Chemistry
  • * Sociology
  • * History
  • * Defence related Award
  • * Geography
  • * Environment
  • * Sport
  • * Biology
  • * Cultural
  • * Book
  • * Statement
  • * true/false
Elementary Mathematics Algebra
  • * Basic Operations
  • * simple factors
  • * Remainder Theorem
  • * H.C.F.
  • * L.C.M.
  • * Theory of polynomials
  • * solutions of quadratic equations
  • * relation between its roots and coefficients (Only real roots to be considered)
  • * Simultaneous linear equations in two unknowns—analytical and graphical solutions
  • * Simultaneous linear inequations in two variables and their solutions
  • * Practical problems leading to two simultaneous linear equations or inequations in two variables or quadratic equations in one variable & their solutions
  • * Set language and set notation
  • * Rational expressions and conditional identities
  • * Laws of indices
  • * Number System: Natural numbers, Integers, Rational and Real numbers.
  • * Fundamental operations: addition, substraction, multiplication, division, Square roots, Decimal fractions
  • * Unitary method
  • * time and distance
  • * time and work
  • * percentages
  • * applications to simple and compound interest
  • * profit and loss
  • * ratio and proportion
  • * variation
  • * Elementary Number Theory: Division algorithm
  • * Prime and composite numbers
  • * Tests of divisibility by 2, 3, 4, 5, 9 and 11
  • * Multiples and factors. Factorisation Theorem
  • * H.C.F. and L.C.M.
  • * Euclidean algorithm
  • * Logarithms to base 10
  • * laws of logarithms
  • * use of logarithmic tables
  • * Sine ×, cosine ×, Tangent × when 0° < × < 90°
  • * Values of sin ×, cos × and tan ×, for ×= 0°, 30°, 45°, 60° and 90°
  • * Simple trigonometric identities
  • * Use of trigonometric tables
  • * Simple cases of heights and distances
  • * Lines and angles
  • * Plane and plane figures
  • * Theorems on Properties of angles at a point
  • * Parallel lines
  • * Sides and angles of a triangle
  • * Congruency of triangles
  • * Similar triangles
  • * Concurrence of medians and altitudes
  • * Properties of angles
  • * sides and diagonals of a Parallelogram
  • * rectangle and square
  • * Circles and its properties including tangents and normals
  • * Loci
  • * Areas of squares
  • * rectangles
  • * parallelograms
  • * triangle and circle
  • * Areas of figures which can be split up into these figures (Field Book)
  • * Surface area and volume of cuboids
  • * lateral surface and volume of right circular cones and cylinders
  • * surface area and volume of spheres
  • * Collection and tabulation of statistical data
  • * Graphical representation frequency polygons
  • * histograms
  • * bar charts
  • * pie charts etc
  • * Measures of central tendency

UPSC CDS1 Recruitment 2024: Important Instructions

  1. Write only in Black ballpoint pen, your Centre and subject followed by the CDS 2024 test booklet series (in bracket), subject code and the exam roll number at the appropriate space provided on the answer sheet at the top.
  2. Encode your CDS 2024 booklet series (A, B, C, or D as the case may be), subject code and roll number in the circles provided for the purpose in the answer sheet.
  3. In case the CDS booklet series is not printed on the test booklet or answer sheet is un-numbered then candidates should report immediately to the invigilator and get the test booklet/answer sheet replaced.
  4. Candidates should note that any omission/mistakes/discrepancy in encoding/filling of details in the CDS 2024 OMR answer sheet, especially with regard to the Roll Number and Test Booklet Series Code, will render the answer sheet liable for rejection.
  5. Immediately after the commencement of the CDS 2024 please check that the test booklet supplied to you does not have any unprinted or torn or missing pages or items etc., if so, get it replaced by a complete test booklet of the same series and subject.
  6. Do not write your name or anything other than the specific items of information asked for, on the CDS answer sheet/test booklet/sheet for rough work.
  7. Do not fold or damage or put any extraneous marking over the CDS Answer Sheet. Do not write anything on the reverse of the answer sheet.

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