**UPSC CDS (II) 2015 Selection Process**

**UPSC CDS (II) 2015 Exam Pattern & Syllabus**

Union Public Service Commission (UPSC) conducts Combined Defence Services (CDS) Examination twice every year for recruitment in various defence services in India. CDS (II) 2015 examination is scheduled in November 2015 for which online application process is being conducted now. Read details here

In this article, we will read the selection process, exam pattern & syllabus for the latest UPSC CDS exam 2015.

### CDS (II) 2015 Selection Process

The selection process of Combined Defence Services Examination involves following steps

- Written Exam
- Interview/ Intelligence Test/ Personality Test
- Document Verification
- Medical Examination

#### 1. Written Exam

UPSC conducts a written examination for all applicants who apply for CDS examination. The detailed exam pattern and syllabus for CDS written examination is available below.

Candidates, who are successful in the written examination, are called for Personality Test/ Interview.

#### 2. Interview (Personality Test)

Candidates selected after the written test, go through a SSB (Service Selection Board) Interview process that lasts from one to five days. The interview is held in two stages – Stage I & Stage II.

Stage I includes Intelligence tests & Picture Perception test. Only candidates, who clear stage I tests, are eligible for Stage II Interview.

Stage II involves Interview, Group Testing Officers Tasks & Psychology Tests.

#### 3. Document Verification

Candidates, who cleat the Interview (Personality Test) are recommended for document verification round.

#### 4. Medical Examination

Medical examination is conducted for all candidates, who are recommended by the SSB for the service. The tests are conducted to check the physical and mental fitness of candidates.

Download CDS Previous Question papers

### CDS (II) 2015 Written Examination Pattern & Syllabus

#### Pattern

- Exam mode: Pen & Paper based (Written)
- Questions type: Objective Type
- Duration: 2 hrs (for each subject)
- Max Marks: 100 (for each subject)
- Negative marking: 1/3 marks to be deducted for each wrong answer
- Subjects for INA, IMA & Air Force Academy
- English
- General Knowledge
- Elementary mathematics

- Subjects for Officers Training Academy
- English
- General Knowledge

#### Syllabus

CDS written exam paper includes 3 papers for INA, IMA & Air Force Academy and 2 papers for Officers Training Academy applicants. The syllabus is as follow

**Paper 1 English**: The question paper will be designed to test the candidatesâ€™ 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. 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.

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.