November 4, 2024
UPSC CDS Syllabus

The Combined Defence Services (CDS) examination, conducted by the Union Public Service Commission (UPSC), is a highly competitive exam for recruitment into the Indian Military Academy (IMA), Officers Training Academy (OTA), Indian Naval Academy (INA), and Indian Air Force Academy (AFA). This exam opens the gateway for candidates aspiring to serve in the Indian Armed Forces as officers.

In this article, we will discuss the complete syllabus, exam pattern, and preparation strategies for the UPSC CDS exam.

CDS Examination Pattern

The CDS exam is conducted twice a year and consists of a written test followed by an SSB (Services Selection Board) interview. The written exam pattern differs for OTA and other academies (IMA, INA, AFA).

For IMA, INA, and AFA:

SubjectDurationMarks
English2 hours100
General Knowledge2 hours100
Elementary Mathematics2 hours100

For OTA:

SubjectDurationMarks
English2 hours100
General Knowledge2 hours100
  • The exam consists of multiple-choice questions (MCQs).
  • Each paper is for 2 hours and is conducted in offline mode.
  • There is negative marking for incorrect answers.

The total marks for the SSB Interview are:

  • 300 for IMA, INA, and AFA
  • 200 for OTA.

UPSC CDS Syllabus

1. English Syllabus (IMA, INA, AFA, and OTA)

The English paper tests candidates’ understanding of the English language and vocabulary. Key topics include:

  • Comprehension: Questions based on passages to test comprehension skills.
  • Synonyms and Antonyms: Vocabulary-based questions to evaluate knowledge of word meanings.
  • Sentence Rearrangement: Questions based on rearranging sentences to form a coherent paragraph.
  • Spotting Errors: Identifying grammatical errors in sentences.
  • Cloze Test: Filling in the blanks in passages.
  • Idioms and Phrases: Common idiomatic expressions and their meanings.
  • Active and Passive Voice: Converting sentences between active and passive voice.
  • Direct and Indirect Speech: Changing sentences from direct speech to indirect speech and vice versa.

2. General Knowledge Syllabus (IMA, INA, AFA, and OTA)

The General Knowledge paper assesses the candidate’s awareness of national and international current events, history, and geography. The topics include:

i. Current Affairs
  • National and international current events.
  • Important national movements, summits, and conferences.
  • Government schemes, economic updates, and defense-related news.
ii. History
  • Ancient, Medieval, and Modern History: Key events, Indian freedom movement, important battles, and rulers.
  • Indian National Movement: The rise of Indian nationalism, important leaders, movements like Non-Cooperation, Civil Disobedience, Quit India, and the role of various personalities.
iii. Geography
  • Indian and World Geography: Major geographical features such as rivers, mountains, and lakes.
  • Physical and Economic Geography: Climatic conditions, monsoons, agriculture, and natural resources of India.
  • World Geography: Countries, capitals, and their geographic importance.
iv. Indian Polity
  • Constitution of India: Salient features, fundamental rights, directive principles, duties.
  • Political System: Union and State government structures, Panchayati Raj, constitutional bodies like Election Commission, CAG.
  • Current Political Developments: Recent changes in law, amendments, or any significant political events.
v. Economics
  • Indian Economy: Economic planning, inflation, budget, fiscal policies, and important government initiatives like Make in India, Digital India, etc.
  • Basic Economic Terms: GDP, inflation, national income, and other economic indicators.
  • Current Economic Developments: Reforms, international economic organizations, and trade pacts.
vi. Defence-Related News
  • Important military exercises, naval and air force missions.
  • Developments in India’s defense sector, procurement of weapons, indigenization, and strategic agreements.

3. Elementary Mathematics Syllabus (Only for IMA, INA, and AFA)

The Elementary Mathematics paper is designed to test the basic mathematical skills of the candidates. The key topics include:

i. Arithmetic
  • Number System: Integers, decimals, rational and irrational numbers.
  • Simplification: BODMAS rule, square roots, cube roots, exponents, and logarithms.
  • HCF and LCM: Problems based on highest common factors and least common multiples.
  • Ratio and Proportion: Concepts of ratio and proportion, direct and inverse proportion.
  • Percentage: Basic percentage calculation, profit and loss, discounts.
  • Simple and Compound Interest: Interest calculations over time.
  • Time and Distance: Problems related to trains, boats, relative speed.
  • Time and Work: Concepts of efficiency, work completion, and work-sharing.
ii. Algebra
  • Basic Operations: Addition, subtraction, multiplication, and division of algebraic expressions.
  • Equations: Linear equations, quadratic equations, simultaneous equations.
  • Factorization: Factorization of polynomials and algebraic expressions.
iii. Geometry
  • Basic Concepts: Properties of angles, triangles, congruence, and similarity.
  • Circles: Properties of chords, tangents, and sectors.
  • Quadrilaterals: Properties of parallelograms, trapeziums, and other quadrilaterals.
iv. Trigonometry
  • Basic Trigonometric Ratios: Sine, cosine, tangent.
  • Simple Identities: Application of trigonometric identities in problems.
  • Heights and Distances: Problems based on angles of elevation and depression.
v. Mensuration
  • Area and Volume: Calculation of area and perimeter of squares, rectangles, triangles, and circles.
  • Volume and Surface Area: Cylinders, cones, spheres, and cuboids.
vi. Statistics
  • Mean, Median, Mode: Basic statistics and data interpretation.

Preparation Tips for CDS Exam

1. Know the Syllabus Thoroughly

Understanding the syllabus and exam pattern is the first step toward effective preparation. Study the syllabus thoroughly and categorize subjects based on their difficulty levels.

2. Strengthen Your Basics

In both Mathematics and English, having a clear understanding of basic concepts is crucial. Refer to NCERT books for clarity on fundamental topics. For English, practice grammar, sentence structure, and vocabulary-building exercises.

3. Focus on Current Affairs

Stay updated with national and international events by reading newspapers like The Hindu, Indian Express, and monthly magazines like Pratiyogita Darpan. Make notes of important events, especially defense-related news, which holds importance in the CDS exam.

4. Practice Previous Year Question Papers

Solving previous year question papers helps understand the exam pattern and boosts confidence. It also highlights the important topics and question trends over the years.

5. Time Management

The CDS exam tests not only your knowledge but also your ability to manage time effectively. Practice solving sample papers within the given time limit to improve your speed and accuracy.

6. Regular Revision

Consistent revision is key to retaining what you’ve studied. Make concise notes of important formulas in Mathematics and key facts in General Knowledge for quick revision before the exam.

7. Join a Test Series

Joining a test series can be highly beneficial as it provides a real-time experience of the exam. It also helps in identifying your weak areas and gives ample practice under exam-like conditions.

8. Work on Physical Fitness

Apart from the written exam, CDS candidates must undergo the SSB interview, which includes physical fitness tests. Regular exercise and maintaining good physical health are crucial for clearing the SSB stage.

Frequently Asked Questions (FAQs)

Q1. Is the CDS exam tough?

The CDS exam is competitive but manageable with proper preparation. Focusing on understanding the syllabus and regular practice can help clear the exam with good marks.

Q2. Can I apply for both OTA and IMA in the same CDS exam?

Yes, candidates can apply for both OTA and IMA simultaneously by selecting the preferences during the application process.

Q3. What is the age limit for the CDS exam?

  • IMA: 19-24 years
  • INA: 19-22 years
  • AFA: 19-23 years
  • OTA: 19-25 years

Q4. How many attempts are allowed for CDS?

There is no restriction on the number of attempts for the CDS exam, but candidates must meet the age limit criteria at the time of applying.

Q5. What is the minimum cutoff for CDS?

The cutoff marks vary each year, but candidates should aim to score above 120-130 marks out of 300 for IMA/INA/AFA and above 80-90 marks out of 200 for OTA to clear the written exam.

Conclusion

The UPSC CDS exam is a gateway for those aspiring to join the Indian Armed Forces as officers. Understanding the exam pattern and syllabus is essential to clear the exam with flying colors. Consistent practice, revision, and time management will significantly enhance your chances of success.

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