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CDS Study Guide
A complete preparation guide for Combined Defence Services. Below is the full syllabus broken down by subject, along with the topics you need to master to crack CDS.
English
12 topics to cover
- Reading Comprehension (Passages, Inference, Main idea)
- Grammar (Parts of Speech, Tenses, Articles, Prepositions, Conjunctions)
- Vocabulary (Synonyms, Antonyms, One-word Substitution)
- Sentence Correction & Improvement
- Error Spotting
- Ordering of Sentences & Para Jumbles
- Idioms and Phrases
- Fill in the Blanks
- Active & Passive Voice
- Direct & Indirect Speech
- Spotting Errors
- Cloze Test
General Knowledge
15 topics to cover
- Indian History (Ancient, Medieval, Modern, Freedom Struggle, Post-Independence)
- Geography (Indian & World - Physical, Economic, Climate, Resources)
- Indian Polity & Constitution (Preamble, Fundamental Rights & Duties, Parliament, Judiciary, President, PM)
- Indian Economy (Planning, Budget, Banking, Currency, Agriculture, Industry, Trade)
- General Science (Physics - Motion, Force, Energy, Light, Sound; Chemistry - Elements, Compounds, Reactions; Biology - Human body, Plants, Animals)
- Defence & Security (Indian Armed Forces, Defence organizations, Wars, Military operations)
- Current Affairs (National & International events, last 6-12 months)
- Sports (Major tournaments, Olympics, Asian Games, Commonwealth Games, Awards)
- Awards & Honors (Padma Awards, Bharat Ratna, Nobel Prize, Booker Prize)
- Books & Authors
- Famous Personalities
- Art & Culture
- International Organizations (UN, WHO, WTO, IMF, World Bank)
- Science & Technology (Space, IT, Defence technology)
- Environment & Ecology
Elementary Mathematics
17 topics to cover
- Number Systems (Natural, Whole, Integers, Rational, Real numbers)
- HCF and LCM (Finding HCF & LCM, Word problems)
- Fractions, Decimals and Percentages
- Percentage (Applications, Percentage change)
- Ratio and Proportion (Direct, Inverse, Continued proportion)
- Average (Simple average, Weighted average)
- Profit, Loss and Discount
- Simple Interest and Compound Interest
- Time and Work
- Time, Speed and Distance
- Algebra (Linear Equations, Simultaneous equations, Factorization, Polynomials)
- Geometry (Lines, Angles, Triangles, Quadrilaterals, Circles, Congruence, Similarity)
- Mensuration (Area and Perimeter of 2D figures, Volume and Surface Area of 3D figures)
- Trigonometry (Ratios, Identities, Heights and Distances)
- Statistics (Mean, Median, Mode, Bar graphs, Pie charts, Frequency distribution)
- Square roots and Cube roots
- Exponents and Powers
Follow a guided CDS study plan
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