Best Books for UPSC CDS Exam 2021

The Union Public Service Commission conducts the Combined Defence Service (UPSC CDS) recruitment, to hires candidates for the Indian Military Academy (IMA), Officers’ Training Academy (OTA), Indian Naval Academy, and Indian Airforce Academy. Every year thousands of graduates across India try their luck to join India’s defence services through this open recruitment. The selection through the CDS comprises single stage written examination followed by the SSB interview and medical examination. To aid you in your preparation for the preliminary stage written tests, we are introducing some of the best books for UPSC CDS.

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Best books for UPSC CDS Exam 2021

The selection process for the UPSC CDS recruitment includes a preliminary stage written test followed by physical as well as medical verification. The preliminary stage exam process is a Computer Based Test(CBT) for 300 marks in 06 hours (three papers of 2 hours). The questions will be from three different categories like general English language, general awareness and Elementary Mathematics. To kick start your preparation you should download the UPSC CDS syllabus and previous year question papers and try to familiarize yourself with the test pattern. To aid your preparations you can rely on these UPSC CDS preparation books. The below given booked will be useful for your preliminary stage CDS exam.

NCERT Textbooks: Class VI to XII (Social Science, Science, Mathematics)
Indian Polity: Laxmikant
Quantitative Aptitude for Competitive Examinations: R. S. Aggarwal
Mathematics for CDS Examination: R. S. Aggarwal
Pathfinder for CDS: Arihant Experts
Objective General English: S.P. Bakshi (Arihant Publications)
High School English Grammar and Composition: Wren and Martin
Word Power Made Easy: Norman Lewis
General Awareness by Manohar Panday
Manorama Yearbook by Philip Mathew (Malayala Manorama Publishers)
Newspapers like The Hindu, New Indian Express, etc
Magazines such as Competition Success Review (CSR), Pratiyogita Darpan, and Yojana

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UPSC CDS 2021 Exam Pattern

The Union Public service Commission will conduct the preliminary stage written exam for the UPSC CDS in 41 centres across the country.

For Admission to Indian Military Academy, Indian Naval Academy, and Air Force Academy

SL NO	Subject/ Topic	Exam Duration	Maximum Marks
1	English	02 hours	100
2	General Knowledge	02 hours	100
3	Elementary Mathematics	02 hours	100

For Admission to Officers’ Training Academy

Subject/ Topic

Exam

Duration

Maximum

Marks

English

02 hours

100

General Knowledge

02 hours

100

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CDS Syllabus

Sections		Topics
English		Spotting Errors Sentence Arrangement Synonyms and Antonyms Ordering of Sentence reading comprehension Ordering of words in a sentence Fill in the blanks questions Idioms and Phrases
General Awareness		IndianEconomics Basic Science: Physics, Chemistry, Biology Current Affairs Politics Sociology History Geography Environment Sports, Personalities Culture, Arts, Literature
Elementary Mathematics	Algebra	Basic Operations * Remainder Theorem 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 Rational expressions and conditional identities Laws of indices
	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 Simple and compound interest Profit and loss Ratio and proportion 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	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 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 their properties including tangents and normals
	Mensuration	Areas of squares, rectangles, parallelograms, triangle and circle 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

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Considering the lakhs of applications against each vacant post, the competition is getting higher for the CDS recruitment with each passing year. To aid you with your UPSC CDS 2021 exams, Entri is bringing hundreds of mock tests, video classes and free study materials. From our current affairs capsules to the technical subject exams, and study materials, Entri have everything to assure your success in your next UPSC CDS 2021 recruitment. Download Entri, and get instant access to all Junior Engineer study materials.