# Best Books for CDS Exam Preparation 2018-19

Are you preparing for the most prestigious exam called as CDS (Combined Defense Services). As we know that Combined Defense Services (CDS) examination is held twice in a year in the months of February and September with the aim of hiring several Technical and Non-Technical Officers in the defence services.

The examination is conducted by The Union Public Service Commission (UPSC). For clearing this you need best books for CDS exam preparation.

In the market, you will find an ample number of books to prepare for CDS Exam and you will get confused what to buy and which books to buy.

But here we have survey for you and brought recommended best books for CDS Exam preparation which are listed below

### 1. Pathfinder CDS Examination Conducted by UPSC

The present book for CDS Examinations has been divided into five sections namely Mathematics, General English, General Science, Current Affairs and General Studies, each sub-divided into a number of chapters as per the syllabi of the entrance examination.

The Mathematics section has been divided into 28 chapters namely Number System, Time and Distance, Percentage, Profit and Loss, Logarithm, Rational Expressions, Linear Equations, Set Theory, Height and Distance, Triangles, Circle, Locus, Statistics, etc.

English section has been divided into nine chapters namely Spotting the Errors, Vocabulary, Synonyms, Antonyms, Idioms and Phrases, Comprehension, Fill in the Blanks and Close Test, Sentence Improvement and Ordering of Words/ Sentences.

The General Science section has been divided into Physics, Chemistry and Biology whereas the General Studies section cover History, Geography, Indian Polity, Economy and General Knowledge, each sub-divided into the number of chapters.

An ample number of solved problems have been provided in each and every chapter to help aspirants get an insight into the types of questions asked in the CDS examinations. Also, unsolved practice exercises have been provided at the end of each paragraph to help aspirants practice the concepts covered in each chapter.

### 2. CDS 10 Years Topic-wise Solved Papers 2007-2016 (with free GK E-books)

CDS 10 Years Topic-wise Solved Papers (2007 Feb – 2016 Feb) with FREE GK eBooks – consists of last 10 years (both Feb and November papers) from 2007 Paper 1 – 2016 Paper 1 solved papers of Elementary Mathematics, English and General Knowledge distributed into 42 topics.

In all, there are 19 Question papers from 2007 to 2016 – I which have been divided into the above discussed 42 topics. Practising these questions, aspirants will come to know about the pattern and toughness of the questions asked in the examination.

In the end, this book will make the aspirants competent enough to crack the uncertainty of success in the Entrance Examination.

### 3. MATHEMATICS FOR C.D.S.ENTRANCE EXAM.

Salient features of this book are:(a) Solutions by short-cut methods (b) a large number of challenging problems, fully solved (c) a whole lot of solved examples to clarify the facts (d) Latest questions included on memory basis. This book on mathematics is really an asset to those who plan to appear in competitive examination for C.D.S.

### 4. General Studies – 2017 for UPSC, CDS, SSC, Railway, PSUs and Banks

The content of this book is highly useful for various Engineering Services Examinations, State Services Examinations & various PSUs such as NTPC, NHPC, BPCL, BSNL, DMRC, HAL, IOCL, SAIL, NPCL, DRDO etc.

It covers the entire general knowledge and general awareness topics that a student appearing for any such examination should be conscious enough.

The coverage of syllabus is as of latest trend. There are previous years’ questions presented along with their solutions.

The theoretical part has been written in a lucid style for easy comprehension of the readers. Practice set provided after every unit for students to give a trial. All in all, the entire book is informative and impressive at the same time.

### 5. Quantitative Aptitude for Competitive Examinations

The book has been divided into two sections, namely Arithmetic ability and data interpretation. While the former portion focuses on numbers, cube roots, decimal fractions, permutations and combinations, H.C.F & L.C.M, surds & indices and probability among the rest, the latter section provides detailed information on data tabulation, including pie charts and graphs.

The exercises after each chapter are well-designed and have the complete and detailed explanation to aid the students to understand whether the sums have been done correctly or not and also to make the students understand how to arrive at the solution, should one be stuck while attempting to solve a particularly difficult sum.

### 6.General Knowledge 2017: Latest Current Affairs & Who’s Who

General Knowledge 2017, in paperback, has been put together to cater to the needs of students in schools and colleges and for aspirants of government jobs where for recruitment one needs to secure a merit after appearing at a competitive examination.

This book, keeping the futuristic information needs of students in mind, is helpful for those preparing to appear at the entrance exams being conducted by SSC, RBI, B.Ed., JBT/NTT, Banks and Army etc. The updated data, facts and events incorporated into this edition can also be used to crack competitive admission exams conducted by several prestigious educational institutions.

The topics covered by this book are wide-ranging with a lot of details packed in. Besides general information, the edition has basic information about geography, polity, economy, defence, awards & honours, sports and history. There is also an extra section, right at the start of the book, which is just focused on current affairs and current national and international who’s who.

## Why should you buy these books?

As all these books are up to dated with the CDS Syllabus and these books are recommended by CDS topper. These books consist of depth knowledge of each and every topic.

Ample numbers of question are there, easy to understand.

## CDS Syllabus

**English**: The question paper is designed to test the candidates’ understanding of English and workmanlike use of words.

**General Knowledge:** Includes knowledge of current events and 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 of History of India and Geography of nature which candidates should be able to answer without special study, questions on everyday science.

**Elementary Mathematics**

**Arithmetic**: Number system, Natural numbers, Integers, Rational and Real numbers. FundamentalOperations-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.

**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 and their solutions. Set language and set notation, Rational expressions and conditional identities, Laws of indices.

**Trigonometry:**

Sine x, Cosine x, Tangent 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: 1. Properties of angles at a point 2. Parallel lines 3. Sides and angles of a triangle 4. Congruency of triangles 5. Similar triangles 6. Concurrence of medians and altitudes 7. Properties of angles, sides and diagonals of a parallelogram, rectangle and square 8. Circle and its properties, including tangents and normals 9. Loci.

**Mensuration:** Areas of squares, rectangles, parallelograms, triangle and circle. Areas of figures, which can be split up into the 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.

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