UPSC CDS- Mathematics

UPSC CDS Mathematics - Exam pattern, Eligibility, Vacancy Details and Syllabus

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 ...(Read More)

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Summary

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.
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  • Exam Pattern

    Total Marks : 100
    Total Time : 120 Min
    -ve marking : 0.33 (For each wrong answer)
    Subject Qns. Marks
    Elementary Mathematics 100 100
    Total 100 100

    Eligibility Criteria

    Educational Criteria for UPSC CDS - Combined Defence Service:

    (A) For IMA - Indian Military Academy

    • Bachelor's Degree of a recognized  University or equivalent.

    (B) For INA - Indian Naval Academy

    • Degree in Engineering from a recognized University/Institution

    (C) For Air Force Academy 

    • Degree of a recognized University (with Physics and Mathematics at 10+2 level) or Bachelor of Engineering.

    (D) For Officers’ Training Academy (Male/Female)

    • Bachelor Degree of a recognized University or equivalent.

     

    Age Limit for UPSC CDS - Combined Defence Service:

    (A) For IMA, INA, AFA

    Categories

    Minimum Age

    Maximum Age

    Marital Status

    Indian Military Academy (IMA)

    19 years

    24 years

    Unmarried

    Indian Naval Academy (INA)

    19 Years 

    22 years

    Unmarried

    Air Force Academy

    20

    24 years

    <25 years unmarried or >25 years both married and unmarried.

     

    (B) For OTA

    Categories 

    Post

    Minimum Age 

    Maximum Age 

    Marital Status

    Male

    Officers Training Academy

    19 years

    25 years

    Unmarried

    Female 

    Officers Training Academy(SSC Women Non-Technical Course)

    19 years

    25 years

    Unmarried women, Childless widows who have not remarried, and childless divorcees (with divorce papers) who have not remarried are all eligible.

    Important Note:

    NOTE : Male divorcee/widower candidates cannot be treated as unmarried male for the purpose of their admission in IMA/INA/AFA/OTA, Chennai courses and accordingly they are not eligible for these courses.

    The date of birth accepted by the Commission is that entered in the Matriculation/Secondary School Examination Certificate or in a certificate recognised by an Indian University as equivalent to Matriculation.

    Physical Standard for IMA, INA, AFA and OTA

    • UPSC has set the different physical, visual, and medical standards for males and females for different posts of CDS, so candidates can check the information of physical standards through the official link on our website or whether they can check directly from the official link of UPSC.

    Exam Pattern

    Schemes of the UPSC CDS - Combined Defence Service Selection Procedure:

    The recruitment process will be held in the following phases.

    • Written Exam

    • Interview for Intelligence and Personality Test

    • Medical Examination/ Physical Standard

     

    For IMA, INA, and AFA

    Subject

    Total Number of Questions

    Maximum Marks

    Duration

    English

    120

    100

    2 Hours

    General Knowledge

    120

    100

    2 Hours

    Elementary Mathematics

    100

    100

    2 Hours

    Written Examination for OTA

    Subject

    Total Number of Questions

    Maximum Marks

    Duration

    English

    120

    100

    2 Hours

    General Knowledge

    120

    100

    2 Hours

    Important Note:

    • All the questions in the written examination will be of Multiple Choice (MCQs) type.

    • Each incorrect answer will be 1/3rd marks deduction.

    • The Mode of Examination will be Offline.

    Interview for Intelligence and Personality Test for UPSC CDS - IMA, INA, AFA, and OTA

    Interview Pattern for IMA, INA, and AFA

    The total mark is given in this test is 300.

    The interview is divided into two stages:

    • Officers Intelligence Rating (OIR).

    • The second stage consists of an interview, Group Testings Officers Task (GTO), psychological tests, and the conference.

    *The Officers Intelligence Rating is Picture Perception and Description Tests (PP & DT). To proceed to the second stage of the SSB interview, a candidate must pass these tests.*

    Interview Pattern for OTA

    The total mark is given in this test is 200.

    The interview is divided into two stages:

    • Officers Intelligence Rating (OIR).

    • The second stage consists of an interview, Group Testings Officers Task (GTO), psychological tests, and the conference.

    *The Officers Intelligence Rating is Picture Perception and Description Tests (PP & DT). To proceed to the second stage of the SSB interview, a candidate must pass these tests.* 

    Vacancy Details

    The following are the likely positions that will be filled up through this Exam:

    Course

    Approximate No. of Vacancies

    Total Post

    Officers’ Training Academy, Chennai (Madras)-117th SSC (Men) (NT) (UPSC) 

    275

    457

    Officers Training Academy, Chennai (Madras) 31st SSC Women (NT) (UPSC)

    18

    Indian Military Academy, Dehradun— 

    153rd (DE) [including 13 vacancies reserved for NCC `C’ 

    Certificate (Army Wing) holders]

    100

    Indian Naval Academy, Ezhimala - 

     (General Service)/Hydro [including 03 vacancies 

     for NCC ‘C’ Certificate (Naval Wing through NCC 

     Special Entry) holders].

    32

    Air Force Academy, Hyderabad—(Pre-Flying) 32

    Training Course commencing in January, 2025 i.e. No. 217 F(P) Course.

    [including 03 vacancies are reserved for NCC `C’ Certificate (Air Wing) holders through NCC Special Entry]

     

    32

    Important Note:

    • The exam of UPSC CDS, OTA is conducted twice a year, whose different details have been given to you in the above table.

    • The above-mentioned number of vacancies is provisional and subject to change at any time by Services H. Q.

     

    Syllabus

    Syllabus for UPSC CDS - Combined Defence Service: Written Examinations

    For IMA, INA, IFA

    (A) English

    • Sentence arrangement

    • Spotting Error

    • Selecting words

    • Synonyms and Antonyms

    • Comprehension

    • Ordering of Sentence

    • Ordering of words

    • Idioms and Phrases

    • Fill up the blanks

     

    (B) General Knowledge

    • Current Affairs

    • Physics

    • Chemistry

    • Biology

    • Geography

    • History

    • Politics

    • Sociology

    • Economics

    • Defense Related Awards

    • Sports and culture

    • Environmental Science

     

    (C) Elementary Mathematics

    (C-I) Arithmetic

    • Number System—Natural numbers, Integers, Rational and Real numbers. 

    • Fundamental operations, addition, subtraction, 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.

    (C-II) Algebra

    • Basic Operations, simple factors, Remainder Theorem, H.C.F., L.C.M., Theory of polynomials, solutions of quadratic equations, the 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.

    (C-III) Trigonometry

    • 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.

    (C-IV) Geometry

    • Lines and angles, Plane and plane figures, Theorems on 

    (i) Properties of angles at a point,

    (ii) Parallel lines, 

    (iii) Sides and angles of a triangle, 

    (iv) Congruency of triangles, 

    (v) Similar triangles, 

    (vi) Concurrence of medians and altitudes, 

    (vii) Properties of angles, sides, and diagonals of a parallelogram, rectangle, and square, 

    (viii) Circles and their properties including tangents and normals, 

    (ix) Loci.

    (C-V) Mensuration

    • Areas of squares

    • Rectangles

    • Parallelograms

    • Triangle and circle

    • Areas of figures that can be subdivided 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

    (C-VI) Statistics

    • Collection and tabulation of statistical data

    • Graphical representation frequency 

    • Polygons

    • Histograms

    • Bar charts

    • Pie charts etc. 

    • Measures of central tendency.

     

    Syllabus for UPSC CDS - Combined Defence Service: Written Examinations

    For OTA

    (A) English

    • Sentence arrangement

    • Spotting Error

    • Selecting words

    • Synonyms and Antonyms

    • Comprehension

    • Ordering of Sentence

    • Ordering of words

    • Idioms and Phrases

    • Fill up the blanks

     

    (B) General Knowledge

    • Current Affairs

    • Physics

    • Chemistry

    • Biology

    • Geography

    • History

    • Politics

    • Sociology

    • Economics

    • Defense Related Awards

    • Sports and culture

    • Environmental Science

    Application Fee

    Fee Payable by Candidates for UPSC CDS - Combined Defence Service Exam:

    For Other Candidates: Rs. 200/-

    For Female/SC/ST candidates: Exempted

     

    Mode of Payment: 

    • The payment can be made by using either depositing the money in any Branch of SBI by cash, or by using the net banking facility of State Bank of India, or by using Visa/Master/Rupay Credit/Debit Card.

    • The payment of the examination fee can be made only through the modes prescribed above.

    • Any other method of payment is neither valid nor acceptable.

    • The UPSC has no mechanism for refunding any fees paid by candidates, therefore in the event that an application is successfully withdrawn, the fees would not be reimbursed.

    How to Apply

    For further information on how to fill out the online application form, see the instructions below.

    • Visit the official website of UPSC

     Go to the ''Apply Online'' tab

     Select the "Online Application for Various Examinations" link.

     Click on the ''ONLINE APPLICATION FOR VARIOUS EXAMINATIONS OF UPSC

    Start the UPSC CDS - Combined Defence Service registration process with Part-I.

     Fill-up all the details

    Pay the UPSC CDS - Combined Defence Service application fee.

     Upload the scanned photograph and signature

     Agree to the declaration

     Submit the application.

    Make a hard copy for future reference.

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    Daily Quiz

    Take the daily Quiz available subject wise and topic wise and revise for the upcoming exam

    Daily Quiz
    UPSC CDS 2023 - Average
    Total Question : 5
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    Date : 18-02-2023
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    Total Question : 5
    Date : 21-02-2023
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    Daily Quiz
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    Total Question : 5
    Date : 25-02-2023
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    Total Question : 5
    Date : 28-02-2023
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    Daily Quiz
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    Total Question : 5
    Date : 02-03-2023
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    Date : 09-03-2023
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    Total Question : 5
    Date : 25-03-2023
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    Total Question : 5
    Date : 04-04-2023
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    Daily Quiz
    UPSC CDS 2023 - Elementary Statistics
    Total Question : 5
    Date : 13-04-2023
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    Daily Quiz
    UPSC CDS - Time and Work Quiz
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    Date : 10-04-2023
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    Daily Quiz
    CDS - Mathematics: Quiz-1
    Total Question : 10
    Date : 05-03-2024
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    Daily Quiz
    CDS - Mathematics: Quiz-2
    Total Question : 10
    Date : 06-03-2024
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    Daily Quiz
    CDS - Mathematics: Quiz-3
    Total Question : 10
    Date : 18-03-2024
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    This exam is part of a combo package. You will get access of below exams in single purchase.

    UPSC CDS (Mathematics)

    UPSC CDS (General Awareness)

    UPSC CDS (English Language)

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