The CDS Selection Process is divided into two stages:
- Written examination
- SSB Interview
CDS Exam Pattern for IMA, INA, AFA
|
Sections
|
Duration
|
Maximum marks
|
|
English
|
2 Hr
|
100
|
|
General Knowledge
|
|
Elementary Mathematics
|
Total – 300 marks
|
CDS Exam Pattern for IMA, INA, AFA
|
Subject
|
Times
|
Marks
|
|
English
|
2 hours
|
100
|
|
General Knowledge
|
2 hours
|
100
|
|
Elementary Mathematics
|
2 hours
|
100
|
CDS Exam Pattern for OTA
|
Subject
|
Duration
|
Maximum marks
|
|
English
|
2 hours
|
100
|
|
General Knowledge
|
2 hours
|
100
|
CDS Details Syllabus
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Sections
|
Topics
|
|
English
|
- 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
|
- 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
|
|
Arithematic
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- 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
|
|
Trigonometry
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- 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
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- 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
|
|
Mensuration
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- 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
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- Collection and tabulation of statistical data
- Graphical representation frequency polygons
- histograms
- bar charts
- pie charts etc
- Measures of central tendency
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