Monday, December 16, 2019

CDS Exam Syllabus 2020

CDS Exam Syllabus 2020 

CDS Combine Defense Services exam conducted by upsc union public service commission twice in a year. Exam conducted in two stage,1st stage exam in written form and 2nd stage is intelligence and  personality test.
The candidates applying for the examination should ensure that they fulfil all the eligibility conditions for admission to the Examination. Their admission at all the stages of the examination will be purely provisional subject to satisfying the prescribed eligibility conditions. 


 The question paper will be designed to test the candidates’ understanding of English and workmanlike use of words.
Para jumble
Fill in the Blanks
Sentence Improvement


 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.  
National and International Current Event
Indian History
Indian Polity


  • 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,
  • 20 percentages, 
  • applications to simple and compound interest, 
  • profit and loss, 
  • ratio and proportion, 
  •  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. 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. 
  • Set language and set notation, Rational expressions and conditional identities, Laws of indices.

 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. 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) Congruence 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.  
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.


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 CDS Exam Pattern: 

 (a) Written examination 
 (b) Interview for intelligence and personality test

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

Name Of Subject
No. of Question
No. of Marks
Time Duration
2 Hours
General Knowledge
2 Hours
Elementary Mathematics
2 Hours

(b) For Admission to Officers’ Training Academy :

Name Of Subject
No. of Question
No. of Marks
Time Duration
2 Hours
General Knowledge
2 Hours


INTELLIGENCE AND PERSONALITY TEST 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 comprise Officer Intelligence Rating  tests are Picture Perception* Description Test. The candidates will be shortlisted based on combination of performance in  Test.  
(b) Stage II Comprises Interview, Group Testing Officer Tasks, Psychology Tests and the Conference. These tests are conducted over 4 days.  

The various tests of IO, GTO and Psych are designed to bring out the presence/absence of Officer Like Qualities and their train ability in a candidate. Accordingly, candidates are Recommended or Not Recommended at the SSB. 

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