COMBINED DEFENCE SERVICE EXAMINATION (CDS) :  AGE LIMITS, SEX AND MARITAL STATUS (Example for  the course commencing in Jan 2017, the age limit will be as under)

i) For Indian Military Academy (IMA): Unmarried male candidates born not earlier than 2nd January 1993 and not later than 1st January 1998 only are eligible

ii) For Indian Naval Academy (INA): Unmarried Male candidates born not earlier than 2nd January 1993 and not later than 1st January 1998 only are eligible

iii) For Air Force Academy (AFA) - Age: 20 to 24 years as on 01st January 2016 i.e. born not earlier than 2nd January 1993 and not later than 1st January 1998 (Upper age limit for candidates holding valid and current Commercial Pilot Licence issued by DGCA (India) is relaxable upto 26 yrs. i.e. born not earlier than 2nd January 1991 and not later than 1st January 1998 only are eligible

Note: Candidate below 25 years of age must be unmarried

iv) For Officers Training Academy (SSC Course for Men): Male candidates (married or unmarried) born not earlier than 02nd January 1992 and not later than 01st January 1998 only are eligible

v) For Officer Training Academy (SSC Women Non-Technical Course):Unmarried Women, issueless widows who have not remarried and issueless divorces (in possession of divorce documents) who have not remarried are eligible

They should have been born not earlier than 2nd January, 1992 and not later than 1st January 1998 are eligible

EDUCATIONAL QUALIFICATION

i) For Indian Military Academy/Officers’ Training Academy: Degree from a recognized university or equivalent

ii) For Indian Naval Academy: Bachelor of Engineering

iii) For Air Force Academy: Degree of a recognized 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 certificate on the date of commencement of the SSB interview at the SSB

For CDS exam, applicants can be from any stream but for entry to Air Force and Navy, candidates should have studied physics and maths up to Class 12

Candidates who are studying in the final year degree course and have yet to pass the final year degree examination can also apply but they will be required to subject proof of passing the degree examination to reach the Army Head Quarter/Rtd CDSE Entry, West Bloc III, R.K. Puram, New Delhi-110066

Candidates appearing at the degree or equivalent examination are also eligible to compete. Such candidates will be required to submit the proof of passing the requisite qualifying examination by a date to be specified in the Commission’s Notice for the Examination.

PHYSICAL STANDARDS

Candidates should be physically fit as per the physical standards for admission to the Combined Defence Services Examination

CDS Exam Pattern Details: Union Public Service Commission (UPSC) is going to conducts Combined Defence Services (CDS) Examination for recruitment of various vacancies under Indian Military Academy, Indian Naval Academy, Air Force Academy and Officers Training Academy. The exam pattern of UPSC CDS details given below…

1. Written Exam:
i. Written Exam consists of Objective Type questions and time duration 2hrs and maximum marks is 100 for each subject.
ii. For the candidates who are appearing for Indian Military Academy, Naval Academy, Air force Academy written test comprising of English, General Knowledge and Elementary mathematics subjects and for candidates who are appearing for officers training academy the written test comprising of English and General Knowledge.
iii. Candidates who are declared successful in the written exam will be detailed for intelligence and personality test at the Service Selection Board based on their preference, by the respective service HQ.

(A) For Admission to Indian Military Academy, Indian Naval Academy and Air Force Academy:

Subject	Duration	Maximum Marks
English	2 Hours	100
General Knowledge	2 Hours	100
Elementary Mathematics	2 Hours	100

(B) For Admission to Officers’ Training Academy:

Subject	Duration	Maximum Marks
English	2 Hours	100
General Knowledge	2 Hours	100

The maximum marks allotted to the written examination and to the interviews will be equal for each course. i.e the maximum marks allotted to the written examination and to the interviews will be 300, 300, 300 and 200 each for admission to the Indian Military Academy, Indian Naval Academy, Air Force Academy and Officers Training Academy respectively.

CDS Syllabus Details: Union Public Service Commission (UPSC) is going to conducts Combined Defence Services (CDS) Examination for recruitment of various vacancies under Indian Military Academy, Indian Naval Academy, Air Force Academy and Officers Training Academy. The CDS syllabus details is given below.

PAPER – 1: ENGLISH:
The question paper will be designed to test the candidates’ understanding of English and workmanlike use of words.

PAPER – 2: GENERAL KNOWLEDGE:
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.

PAPER – 3: ELEMENTARY MATHEMATICS: 
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.

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 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. 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.

TRIGONOMETRY
Sine x, cosine x, Tangent x when 0 <x < 90 Values of sin x, cos x and tan x, for x = 0, 30, 45, 60 and 90
Simple trigonometric identities.
Use of trigonometric tables.
Simple cases of heights and distances.

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 its properties including tangents and normal, (ix) Loci.

MENSURATION
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.

STATISTICS
Collection and tabulation of statistical data, Graphical representation, frequency Polygons, histograms, bar charts, pie charts etc. Measures of central tendency.