# UPSC CDS Syllabus 2018, UPSC CDS Exam Pattern PDF 2018 Download

UPSC CDS Syllabus 2018, UPSC CDS Exam Pattern PDF 2018 Download: Union Public Service Commission conduct Combined Defence Services Exam CDS two times in every year. The examination organized by UPSC for appoint of various jobs under Officers Training Academy [OTA], Air Force Academy [IAF], Indian Military Academy [IMA] and Indian Naval Academy[INA].

The test held by UPSC at various centres. UPSC CDS Exam Syllabus 2018 is prefer to help candidates in their preparation. OTA only prefer eligible female candidate. In OTA exam are not allow mathematics paper.

## UPSC CDS Syllabus 2018, CDS Exam Pattern 2018:

• English
• General Knowledge
• Mathematics:- Mathematics are not allow for OTA candidate.

General Knowledge Syllabus:-General Knowledge including knowledge of every day science observation and experience, current events news, History of India, Politics related and Geography of a nature.

English Syllabus:-Questions in English are fromReading Comprehension, Sentence Correction, Synonyms,Para Jumbles, Antonyms,Jumbled Sentences, Error Spotting and Fill in the Blanks.

Elementary Mathematics Syllabus:-Maths are not allow in OTA paper.

Arithmetic:-

Elementary Number Theory: – laws of logarithms, use of logarithmic tables, Division algorithm, Prime & composite numbers, Logarithms, Tests of divisibility, Multiples and factors, H.C.F. & L.C.M, Euclidean algorithm, Factorisation Theorem.

Number System: –Square roots,multiplication,Natural numbers, Fundamental operations addition, Division, Integers, Rational & Real numbers, subtraction, Decimal fractions.

Unitary method: –variation, time and distance,percentages, time and work,  simple & compound interest,ratio and proportion, profit and loss,

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

Algebra:-Remainder Theorem, Basic Operations, H.C.F and L.C.M, simple factors, solutions of quadratic equations, Theory of polynomials, relation from roots & coefficients (Only real roots to be considered), analytical and graphical solutions,Simultaneous linear equations in two variables & their solutions, Practical problems variables or quadratic equations in one variable & their solutions, Set language & set notation,conditional identities& Rational expressions, Laws of indices.

Mensuration:- parallelograms, Areas of squares, triangle and circle, rectangles, Areas of figures  split up into these figures (Field Book), lateral surface,Surface area & volume of cuboids, surface area & volume of spheres, cylinders and volume of right circular cones.

Geometry:-Plane and plane figures, Lines and angles, , Theorems on (a)Sides and angles of a triangle(b) Parallel lines, (c)Concurrence of medians & altitudes(d) Congruency of triangles, (e) Properties of angles at a point, (f)Properties of angles (g)Similar triangles, sides &diagonals of a parallelogram, rectangle & square (h) Circles including tangents normal  (i) Loci.

Statistics:-Measures of central tendency, histograms, Collection & tabulation of statistical data,Graphical representation frequency, polygons, bar charts, pie charts.

Intelligence and Personality Test:- After the qualify examination in addition to the interview the aspirants will be put to Intelligence Tests both verbal & non-verbal, Group Tests , group discussions , outdoor group tasks ,group planning , mental ability, asked current affairs questions.