Syllabus of CDS : Latest UPSC CDS Syllabus PDF 2022

Syllabus of CDS

CDS aspirants can read or download CDS Syllabus. They search Syllabus of CDS for making preparation better. CDS is an Indian Army job category. UPSC conducts the exams and takes all responsibilities related this popular government job. Every year Union Public Service commission takes the exam and fill the vacancy related CDS in Indian Defence Services.

Here, we will discuss the Syllabus of CDS and Exam pattern. UPSC conducts the CDS exam twice a year.

CDS full form is Combined Defence Services. It is a central government job. It demands some essential qualifications to apply for this post in Indian Army.

In this combined CDS examination there are some different posts are included like Indian Military Academy (IMA), Officer Trainig Academy (OTA), Indian Naval Academy (INA), and Indian Airforce Academy (IAA),

CDS Full FormCombined Defense Services
Examination Conducting Body UPSC (Union Public Service Commission)
NotificationJune/July and September/November
Included PostsIndian Military Academy (IMA), Officer Trainig Academy (OTA),
Indian Naval Academy (INA), and Indian Airforce Academy (IAA),
Job categoryCentral Government Defense Services
Written Exam ModeOffline
Negative markingYes 1/3
Selection ProcessWritten Examination and Interview as well as Physical Test
Number of PostsDifferent in every year
EligibilityUnmarried Graduates

Educational Qualification

(c) Educational Qualifications:
(i) For I.M.A. and Officers’ Training Academy, Chennai – Degree of a recognised University or equivalent.
(ii) For Indian Naval Academy – Degree in Engineering from a recognised University/Institution.
(iii) For Air Force Academy – Degree of a recognised University (with Physics and Mathematics at 10+2 level) or Bachelor of Engineering.
Graduates with first choice as Army/Navy/ Air Force are to submit proof of Graduation provisional certificates on the date of commencement of the SSB Interview at the SSB.
Candidates who are studying in the final year/semester Degree course and have yet to pass the final year degree examination can also apply provided candidate should not have any present backlog upto the last semester / year for which results have been declared upto the time of submission of application and they will be required to submit proof of passing the degree examination at the time of commencement of course to reach the IHQ of MoD (Army), Rtg ‘A’, CDSE Entry, West Block III, R. K. Puram, New Delhi-110066 in case of IMA/SSC first choice candidates and Naval HQ “DMPR” (OI & R Section), Room No. 204, ‘C’ Wing, Sena Bhawan, New Delhi-110011 in case of Navy first choice candidates and PO3(A)/ Air Headquarters, “J’ Block, Room No. 17, Opp. Vayu Bhawan, Motilal Nehru Marg, New Delhi-110106

In case of Air Force first choice candidates by the following dates failing which their candidature will stand cancelled :
(i) For admission to IMA on or before 1st January, 2022, Indian Naval Academy on or before 1st January, 2022 and Air Force Academy on or before 13th November, 2021.
(ii) For admission to Officers’ Training Academy, Chennai on or before 1st April, 2022. Candidates possessing professional and technical qualifications which are recognised by government as equivalent to professional and technical degrees
would also be eligible for admission to the examination, In exceptional cases the Commission may treat a candidate, who does not possess any of the qualifications prescribed in this rule as educationally qualified provided that he/she possesses qualifications, the standard of which in the opinion of the Commission, justifies his/her admission to the examination.

NOTE I : Candidates, who have yet to pass their degree examination will be eligible only if they are studying in the final year of degree examination. Those candidates who have yet to qualify in the final year Degree Examination and are allowed to appear in the UPSC Examination should note that this is only a special concession given to them. They are required to submit proof of passing the Degree Examination by the prescribed date and no request for extending this date will be entertained on the grounds of late conduct of basic qualifying University Examination, delay in declaration of results or any other ground whatsoever. Candidates who are studying in the final year/semester degree course are required to submit at the time of SSB interview a bona-fide certificate issued by University/College stating that they will be able to submit their proof of passing the graduation degree examination by the specified date, failing which their candidature will be cancelled.

NOTE II : Candidates who are debarred by the Ministry of Defence from holding any type of commission in the Defence Services shall not be eligible for admission to the examination and if admitted, their candidature will be cancelled.
NOTE III : In the event of Air Force candidates being suspended from Flying training for failure to learn flying, they would be absorbed in the Navigation/Ground Duty (Non Tech) Branches of the IAF. This will be subject to availability of vacancies and fulfilling the laid down qualitative requirements.
(d) Physical Standards:
Candidates must be physically fit according to physical standards for admission to Combined Defence Services Examination (I), 2021 as per guidelines given in Appendix-IV.

Syllabus of CDS and Exam Pattern

Union Public Service Commission (UPSC) releases notification in the month of October/November and June/July. The examination generally conducts in February and November respectively.

Qualified candidates are eligible to sit in Interview conducted by SSB (Service Selection Board).

If you are dedicated towards your goal, you need to understand complete syllabus and pattern of the given examination. Read complete information on CDS Syllabus here.

Language of QuestionsEnglish and Hindi Both
Nature of QuestionsObjective Type (MCQ)
Duration of the Exam 2 Hours for each section
Total Marks of the Exam300 and for OTA 200

Syllabus of CDS Pattern

CDS Pattern for Indian Military Academy (IMA), Indian Naval Academy (INA), and Indian Airforce Academy (IAA),

SubjectsNo. Of QuestionMarksDuration
English1001002 Hours
General Knowledge 1001002 Hours
Elementary Mathematics1001002 Hours
Total3003006 Hours

Exam pattern for Officer Training Academy (OTA)

SubjectsNo. Of QuestionMarksDuration
English1001002 Hours
General Knowledge 1001002 Hours
Total2002004 Hours
Syllabus of CDS and Standards


The standard of the papers in Elementary Mathematics will be of Matriculation level. The standard of papers in other subjects will approximately be such as may be expected of a graduate of an Indian University.

ENGLISH (Code No. 01)
The question paper will be designed to test the candidates’ understanding of English and workmanlike use of words.

General Knowledge including knowledge of current events and of such matters of everyday observation and experience in their scientific aspects as may be expected of an educated person who has not made a special study of any scientific subject. The
paper will also include questions on History of India and Geography of a nature which candidate should be able to answer without special study.


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. Factorization
Theorem. H.C.F. and L.C.M. Euclidean algorithm. Logarithms to base 10, laws of logarithms, use of logarithmic tables.

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 in equations in two variables and their solutions. Practical problems leading to two simultaneous linear equations or in equations in two variables or quadratic equations in one variable & their solutions. Set language and set notation, Rational expressions and conditional identities, Laws of indices.

Sine x, cosine , Tangent x when 0º <x< 90° Values of sin , cos x 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

(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 its properties including tangents and normals,

(ix) 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

The SSB procedure consists of two stage Selection process – stage I and stage II. Only those candidates who clear the stage I are permitted to appear for stage II.

The details are:-
(a) Stage I comprises of Officer Intelligence Rating (OIR) tests are Picture Perception* Description Test (PP&DT). The candidates will be shortlisted based on combination of performance in OIR Test and PP&DT.
(b) Stage II Comprises of Interview, Group Testing Officer Tasks, Psychology Tests and the Conference. These tests are conducted over 4 days. The details of these tests are given on the website

The personality of a candidate is assessed by three different assessors viz. The Interviewing Officer (IO), Group Testing Officer (GTO) and the Psychologist. There are no separate weightage for each test. The marks are allotted by assessors only after taking into consideration the performance of the candidate holistically in all the test. In addition, marks for Conference are also allotted based on the initial performance of the Candidate in the three techniques and decision of the Board. All these have equal weightage.
The various tests of IO, GTO and Psych are designed to bring out the presence/absence of Officer Like Qualities and their trainability in a candidate. Accordingly candidates are Recommended or Not Recommended at the SSB.

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