# CDS 2021 Syllabus (Subject wise), Important Topics and Books

Updated On -

Jun 16, 2021

Sudeshna Bhar

Exams Prepmaster

CDS Syllabus is declared on the official portal of UPSC CDS (upsc.gov.in). The CDS Exam is conducted for recruitment to the Indian Military Academy (IMA), Indian Naval Academy (INA), Air Force Academy (AFA), and Officer’s Training Academy (OTA). The syllabus and exam pattern for all the exams is similar, except for the OTA paper.

• The syllabus for IMA, INA, and AFA is divided into 3 subjects and for OTA into 2 subjects.
• The standard of the questions in Mathematics will be of grade 10 and for other subjects, it will be of graduation level.
• To understand the weightage of each topic, candidates must study previous question papers of the CDS Exam.

The maximum marks allotted to the written exam and to the interviews are equal for each course i.e. the maximum marks allotted to the written exam and to the interviews are 300, 300, 300, and 200 each for admission to the IMA, INA, AFA, and OTA respectively.

 Table of Contents Elementary Mathematics Syllabus 1.1 Algebra 1.2 Trigonometry 1.3 Geometry 1.4 Mensuration 1.5 Statistics English Syllabus GK Syllabus Recommended Books 4.1 Elementary Maths Books 4.2 English Books 4.3 GK Books CDS Important Instructions CDS FAQs
Mathematics Syllabus

## CDS Syllabus for Elementary Mathematics

The mathematics section is thought-out as a scoring CDS Exam. To score good marks, candidates should know their complete syllabus. Mathematics paper consists of questions from arithmetic, algebra, mensuration, geometry, trigonometry, and statistics. Given below is the detailed syllabus, on which questions are based on:

CDS Mathematics Topics
Number System Simple interest HCF&LCM of polynomials Area
HCF & LCM of numbers Compound interest Linear Equations in one and two Variables Surface area and volume of solids
Decimal fraction Ratio and proportion Quadratic Equations and Inequations Lines and angles
Square roots and cube roots Average Set theory Triangles
Time and distance Profit and loss Measurement of angles and trigonometric measurement Quadrilateral and polygon
Time and Work logarithm Height and distance Circle
percentage Basic operations and factorization Ratio Expressions Statistical Data Analysis
Locus  -- -- --
• ### Algebra:

 ​Basic Operations simple factors Remainder Theorem H.C.F. & L.C.M. Set language and set notation rational expressions and conditional identities Laws of indices Theory of polynomials solutions of quadratic equations Relation between roots and coefficients (Only real roots to be considered) Simultaneous linear inequations in two variables and their solutions Simultaneous linear equations in two unknowns-analytical and graphical solutions Practical problems leading to two simultaneous linear equations or inequations in two variables or quadratic equations in one variable & their solutions
• ### Trigonometry:

 Simple cases of heights and distances Use of trigonometric tables Sine x, cosine x, Tangent x when fn< x < 90° Values of sin x, cos x, and tan x, for x = 0°, 30°, 45°, 60° and 90° Simple trigonometric identities
• ### Geometry:

 Lines and angles Plane and plane figures Sides and angles of a triangle Similar triangles The concurrence of medians and altitudes Congruency of triangles Theorems on Properties of angles at a point Parallel lines Properties of angles rectangle and square Circles and its properties including tangents and Normals and Loci sides and diagonals of a parallelogram -
• ### Mensuration:

 Areas of squares, parallelograms, rectangles, triangle, and circle Surface area and volume of cuboids lateral surface and volume of right circular cones and cylinders Areas of figures which can be split up into these figures (Field Book) surface area and volume of spheres
• ### Statistics:

 Collection and tabulation of statistical data Graphical representation pie charts histograms bar charts frequency polygons, etc Measures of central tendency --
English Syllabus

## CDS Syllabus – English

The questions in the English section of the CDS exam are designed to test the candidate’s understanding of basic grammar, vocabulary and knowledge of English Language. Questions in this section are asked from the following topics:

• Antonyms
• Sentence improvement
• Comprehension
• Synonyms
• Word substitution
• Ordering of sentences
• Spotting Errors
• Selecting Words
• Ordering of words in a sentence
GK Syllabus

## CDS Syllabus – General Knowledge

The General Knowledge section of the CDS Syllabus includes Current Affairs and Static GK. The General Knowledge paper includes questions on various topics as mentioned below:

1. History
2. Geography
3. Politics
4. Economics
5. Sociology
6. Science (Physics, Chemistry, Biology)
7. Environment
8. Sports
9. Awards
10. Books & Authors

Recommended Books

Here is a list of recommended books for IMA, INA, AFA, and OTA candidates for their preparation:

1. Arihant Pathfinder
2. Quantum CAT by Sarvesh Verma
3. Mathematics for CDS by RS Aggarwal
4. Quantitative Aptitude for examinations paperback 2018 by RS Aggarwal

English section tests the candidates’ understanding of English and workmanlike use of words. Given below are the topics to prepare in the English section for the CDS exam.

1. Objective General English by Arihant
2. Objective General English by RS Aggarwal
3. Word Power Made Easy: Norman Lewis

The questions in the CDS General Knowledge paper are based on current affairs, History of India, Geography, Politics, and Economy. A regular update of the past few months is necessary to score well in this section. Here is a list of books for general knowledge:

1. Manorama Yearbook
2. Lucent’s General Knowledge
3. Competition in Focus (Half Yearly and Yearly)

Candidates can read CDS Preparation Tips here in detail for all subjects.

Important Instructions

## CDS Important Instructions

1. Write only in Black ballpoint pen, your Centre, and subject followed by the CDS 2021 test booklet series (in bracket), subject code, and the exam roll number at the appropriate space provided on the answer sheet at the top.
2. Encode your CDS 2021 booklet series (A, B, C, or D as the case may be), subject code, and roll number in the circles provided for the purpose in the answer sheet.
1. In case the CDS booklet series is not printed on the test booklet or the answer sheet is un-numbered then candidates should report immediately to the invigilator and get the test booklet/answer sheet replaced.
2. Candidates should note that any omission/mistakes/discrepancy in encoding/filling of details in the CDS 2021 OMR answer sheet, especially with regard to the Roll Number and Test Booklet Series Code, will render the answer sheet liable for rejection.
3. Immediately after the commencement of the CDS 2021 please check that the test booklet supplied to you does not have any unprinted or torn or missing pages or items etc., if so, get it replaced by a complete test booklet of the same series and subject.
4. Do not write your name or anything other than the specific items of information asked for, on the CDS answer sheet/test booklet/sheet for rough work.
5. Do not fold or damage or put any extraneous marking over the CDS Answer Sheet. Do not write anything on the reverse of the answer sheet.
CDS FAQs

## CDS Syllabus FAQs

Ques. Are the subjects and syllabus the same for IMA and OTA exam?

Ans. NO. The IMA/INA/AFA involves 3 subjects – English, General Knowledge, and Elementary Mathematics, whereas the OTA syllabus involves only 2 subjects- English and General Knowledge. Depending upon your exam, prepare accordingly.

Ques. Is it compulsory to join a coaching or the preparation can be done by self-study?

Ans. It is not compulsory to join a coaching institute, you can self prepare for the exam. Get through the syllabus thoroughly, arrange a good set of books for all the subjects, and set a schedule- this will help in self-preparation.

Ques. How many attempts are allowed to appear for CDS exams?

Ans.  There is no such no. of attempts to appear for CDS. Students can attempt until they fulfil the age criteria of the CDS application.

Ques. Till what grade level does the mathematics questions come in the CDS exam?

Ans. Mathematics for CDS 2021 shall be prepared till grade 10. Some of the important topics for this subject are Simple interest, Triangles, Profit and loss, Time & work & distance, Quadratic Equations, and Inequations, Ratio Expressions, etc.

Ques. What all has to be mentioned in the answer booklet?

Ans. Candidates need to mention the centre, subject, CDS 2021 test booklet series, subject code, roll no. in the appropriate space provided in the answer sheet.

*The article might have information for the previous academic years, please refer the official website of the exam.

P
priya
Can you tell some important chapters in Mensuration?
J
jaya garg

Hi. Some of the important chapters in Mensuration include Areas of squares, parallelograms, rectangles, triangle, and circle, Surface area and volume of cuboids, lateral surface and volume of right circular cones and cylinders, etc.

I
ibashisha mukhim
Can you tell some important chapters in Mensuration?
J
jaya garg

Hi. Some of the important chapters in Mensuration include Areas of squares, parallelograms, rectangles, triangle, and circle, Surface area and volume of cuboids, lateral surface and volume of right circular cones and cylinders, etc.

F
fauzia shahid
Can you tell me the level of maths questions asked in the CDS exam?
J
jaya garg

Hi. The standard of the questions in Mathematics will be of grade 10 and for other subjects, it will be of graduation level. The maximum marks assigned to the written exam and to the interviews are equal for each course i.e. the maximum marks allotted to the written exam and to the interviews are 300, 300, 300, and 200 each for admission to the IMA, INA, AFA, and OTA respectively.

D
divakar sharma
Am I allowed to I change my centre after submission of application?
J
jaya garg

Hi. Change of Centre cases are normally discouraged by UPSC. However, written request duly signed addressing to J.S. (Exam), UPSC can be for change of centre request towards its consideration based on its merit.

M
md hussain ansari
What is the CDS exam fee & am I exempted from paying the same while applying for the cds exam?
J
jaya garg

Hi. Candidates (excepting Female/SC/ST candidates who are exempted from payment of fee) are required to pay an INR 200. No other exceptions are there.

R
rohan bharti
What details do I need to retain post completion of successful submission of my form?
J
jaya garg

Hi. It is strongly advised that after the completion of the process of submission of the online application, the applicant need to take a print out of the submitted application form and keep the same for future reference. The candidates are also advised to keep their fee payment proof.

V
vijay singh chouhan
i have 40 marks in maths in 12th class ,am i eligible for CDS
S

You need to complete your graduation from a recognized university in order to appear for the CDS exam. After completing graduation degree, you will be able to appear for the CDS exam if you fulfill all the other eligibility criteria as well. Age limit, marital status, physical, medical and nationality are the criteria that are checked.

S
sunny pandey
Can I use a blue ballpoint pen to write in the CDS 2021 test booklet series?
J
jaya garg

Hi. No. you are supposed to use only a Black ballpoint pen to write your Centre, and subject followed by the CDS 2021 test booklet series (in bracket), subject code, and the exam roll number at the appropriate space provided on the answer sheet at the top.

A
ammar zaheer ahmed
Which are the best recommended books for Elementary Mathematics in the CDS exam?
J
jaya garg

Hi. Some of the books that can be referred include Arihant Pathfinder, Quantum CAT by Sarvesh Verma, Mathematics for CDS by RS Aggarwal, Quantitative Aptitude for examinations paperback by RS Aggarwal, etc. Check Subject-wise Recommended Books for CDS Exam here.

A
ananya pandey
Can you tell me the Syllabus of CDS Elementary Mathematics, especially Geometry section?
J
jaya garg

Hi. Different kinds of questions asked in the geometry section include Lines and angles, Plane and plane figures, Sides and angles of a triangle, Similar triangles, The concurrence of medians and altitudes, etc.

K
koyena biswas
how to prepare general awareness for cds exam?
J
jaya garg

Hi Koyena. Candidates must do more mock tests and last year papers to do well in the exam. Also, candidates must revise important chapters like Arithmetic, Mensuration, Algebra, Geometry, etc. to get a good score.
Refer here to get more details.

P
priya
how to change cds exam centre?
J
jaya garg

Hi Priya. The candidates have to choose the CDS Exam Center during the CDS Registration. Once the Application form for CDS exam is submitted or the CDS 2020 Exam Center chosen is frozen by the authority, the candidates can’t change the CDS Exam Center. Refer here for more details.

M
md faisal hussain
I have not scored 60% marks in maths in my 12th boards . But i managed to score more than 60% in my BTECH. Am i eligible for IAF
A
aniket ranjan

Hii Faisal. Yes, you are eligible for IAF as To apply Air Force Academy, applicants need a degree of a recognized university( with Physics and Mathematics at 10+2) or a Bachelor’s degree in Engineering. For more details Click Here

P
pentun konyak
Can I get previous question paper
A

Hello Pentun,

Please visit the following link to access the previous year paper – CDS Previous Paper

P
pentun konyak
Is it late by now for registration
A

Hello Pentun,

Yes, the registration window has been closed. You can not apply anymore.

A

Hello Pentun,

Yes, the registration window has been closed. You can not apply anymore.

H
harendra singh
Please give me a complete list of cds ifa,ina and ima syllabus
A
aniket ranjan

Hii harendra. Syllabus of CDS IMA/INA/AFA involves 3 subjects – English, General Knowledge and Elementary Mathematics, whereas OTA syllabus involves only 2 subjects- English and General Knowledge. The standard of the questions in Mathematics are of grade 10 consisting topics likes arithmetic, algebra, mensuration, geometry, trigonometry, and statistics. For more details click here:- CDS SYLLABUS

S
shanta paul
I am a girl and my age 24 Can i apply for CDS?
S
swati srivastava

Hi Shanta, Yes you can apply provided you meet the eligibility criteria. For more details visit the official website of UPSC.

A
avinash sahu
Does the syllabus of CSE cover the preparation for some other exams too (like CDS, SSC, etc.)?
J
jaya garg

Hi Avinash. Yes, it can help but make sure you check all the topics and syllabus in different exams. Just see the syllabus of the exams and compare it with the UPSC syllabus, your education will never get wasted. So study harder and you will get a good score.

S
shaik kabeer
How do I know what government exams exactly have a syllabus alike of the CDS so I could apply to them too?
J
jaya garg

Hi Shaik. The UPSC exam has vast syllabus and needs to be detailed information for the objective and descriptive written exams. Some of the exams which the UPSC aspirants can appear without covering a separate syllabus include RBI GRADE B, SSC CGL, UPSC EPFO, among others.

R
rashmi gupta
Is the syllabus for mathematics for UPSC CDS and CSE exam same? (Math is not my optional for CSE)
J
jaya garg

Hi Rashmi. The level of CSE maths questions is much higher as compared to the CDS exam. Some of the important topics in UPSC CDS include Addition, Subtraction, Number Series, Square Roots, Unitary Method, etc.  While Vector, space, linear dependence and independence, subspaces, bases, dimensions, Calculus, are some of the subjects that you need to prepare for CSE exam.