CDS 2025 Syllabus: Detailed Subject-wise Topics for Combined Defense Services Examination

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Easetolearn will cover and provides you updated syllabus of the CDS 2025 EXAM which covers topics- Elementary Mathematics, General Knowledge, and English. My Study Room of Easetolearn will provide you with study material on these CDS Exam syllabus topics.

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CDS 1 EXAM SYLLABUS 2025

The official notification includes a detailed syllabus for the CDS exam 2025. On the UPSC website, candidates can read and download the CDS exam syllabus. Before beginning their study for the CDS 2025 exam, they must carefully read the syllabus.

For admission to the Indian Military Academy, Indian Naval Academy, and Air Force Academy:

• English
• General Knowledge
• Elementary Mathematics

For Admission to Officer Training Academy:

• English
• General Knowledge

The elementary mathematics section of the CDS exam will be of matriculation level. The standard of other CDS papers will roughly match that which may be expected of a graduate of an Indian university.

CDS ENGLISH SYLLABUS 2025

The CDS Exam question paper will be designed to test the candidates understanding of English and the use of a few words that’ll be necessary in work environment.

CDS GENERAL KNOWLEDGE SYLLABUS 2025

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.

CDS ELEMENTARY MATHEMATICS SYLLABUS 2025

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, the 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 and their solutions.

Set language and set notation, rational expressions, conditional identities, Laws of indices.

TRIGONOMETRY

Sine x, Cosine x, Tangent x when 0 < x< 90 degree. Values of sin x, cos x and tan x, for x = 0 degree, 30 degree, 45 degree, 60 degree and 90 degree.
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. Congruence 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, triangles and circle. Areas of figures can be split up into 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.

INTELLIGENCE AND PERSONALITY TEST

The SSB procedure consists of two stage Selection process - stage I and stage II. Only those candidates who clear the stage I are permitted to appear for stage II. The details are:-

(a) Stage I comprises of Officer Intelligence Rating (OIR) tests are Picture Perception* Description Test (PP&DT). The candidates will be shortlisted based on combination of performance in the OIR Test and PP&DT.

(b) Stage II Comprises of Interview, Group Testing Officer Tasks, Psychology Tests and the Conference. These tests are conducted over 4 days.

CDA Syllabus 2025 : FAQs

1. Q: What subjects are covered in the CDS Examination Syllabus?
• A: The CDS Examination Syllabus includes papers on English, General Knowledge, and Elementary Mathematics. The specific subjects may vary for different academies.

2. Q: What topics are covered in the English paper of the CDS Examination?
• A: The English paper typically includes questions on grammar, vocabulary, comprehension, and usage.

3. Q: What does the General Knowledge paper in the CDS Examination cover?
• A: The General Knowledge paper covers a wide range of topics, including current affairs, history, geography, politics, economics, science, and general awareness.

4. Q: Is there a specific syllabus for the Elementary Mathematics paper in the CDS Examination?
• A: Yes, the Elementary Mathematics paper focuses on topics such as arithmetic, algebra, trigonometry, geometry, and statistics.

5. Q: Is there negative marking in the CDS Examination for incorrect answers?
• A: Yes, there is negative marking for incorrect answers in the objective-type questions of the CDS Examination.

6. Q: Can I find the detailed CDS Examination Syllabus on the official website?
• A: Yes, the detailed syllabus is usually provided in the official CDS Examination notification released by the UPSC. Candidates can access this information on the official UPSC website.

7. Q: Are there any changes in the CDS Examination Syllabus every year?
• A: While the core subjects remain consistent, there may be occasional updates or modifications to the syllabus. Any changes are typically communicated through the official notification.

8. Q: Can I use Class 11 and Class 12 NCERT textbooks for CDS Exam preparation?
• A: NCERT textbooks for Class 11 and Class 12 can be useful for building a strong foundation in relevant subjects. However, candidates are advised to refer to the detailed syllabus provided by UPSC and additional recommended books for thorough preparation.

9. Q: How can I prepare for the English paper in the CDS Examination?
• A: To prepare for the English paper, focus on grammar rules, vocabulary building, reading comprehension, and practice previous years' question papers. Reading newspapers and books can also help improve language skills.

10. Q: Are there any recommended books for CDS Exam preparation based on the syllabus?
• A: Yes, there are many books by reputable authors that align with the CDS Exam syllabus. It's advisable to choose books that cover the entire syllabus comprehensively.

11. Q: Can I find online resources or apps for CDS Exam preparation based on the syllabus?
• A: Yes, EaseToLearnl online platform and educational app provide study materials, video lectures, and practice questions aligned with the CDS Exam syllabus. These resources can be valuable for preparation.