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UPSC · CDS

CDS Syllabus and Exam Pattern

Combined Defence Services (UPSC)

Sections
3
Topics
37
Sub-topics
352
Stages
3

The CDS (Combined Defence Services (UPSC)) syllabus is organised into 3 sections: Mathematics, English and General Knowledge / General Ability. Together they cover 37 topics and 352 sub-topics, tested in CDS Paper I (Math), CDS Paper II (English) / Paper I (CDS English) and CDS Paper II (GAT). Below you will find every section's topics, the exam pattern and answers to common questions.

About the exam and pattern

CDS is conducted by UPSC twice a year for admission to Indian Military Academy (IMA), Indian Naval Academy (INA), Air Force Academy (AFA), and Officers Training Academy (OTA). Per UPSC CDS notification: For IMA/INA/AFA: Paper I (English — 100 Q) + Paper II (GK — 100 Q) + Paper III (Math — 100 Q) + SSB; For OTA: Paper I + Paper II (no Math) + SSB. SSB Interview 5 days.

Exam pattern: Offline OMR (Paper I + II) + SSB Interview + Medical — UPSC CDS

Tap a sub-topic to start studying it.

  • Algebra

    Sets, Relations, Functions, Per CDS Official Notification

    ~3 marks
  • Trigonometry & Geometry

    Trigonometric Functions, 2D/3D, Per CDS Official Notification

    ~3 marks
  • Calculus & Statistics

    Differentiation, Integration, Statistics, Per CDS Official Notification

    ~3 marks
  • Arithmetic (MBA Quant)

    Number System, Percentages, Profit-Loss, SI-CI

    ~3 marks
  • Algebra (MBA Quant)

    Equations, Functions, P&C, Probability

    ~3 marks
  • Data Interpretation

    Charts, Tables, Caselets, Data Sufficiency

    ~3 marks
  • English

    Verbal Ability, Grammar, Vocabulary, RC

    ~3 marks
  • Logical Reasoning

    Puzzles, Arrangements, Logic, Decisions

    ~3 marks
  • Reading Comprehension

    Factual, Inferential, Critical, Business

    ~3 marks
  • Verbal Ability

    Grammar, Vocabulary, Para Jumbles

    ~3 marks
  • Arithmetic

    Number System, Percentages, Profit-Loss, SI-CI

    ~3 marks
  • Algebra

    Equations, Functions, P&C, Probability

    ~3 marks
  • Data Interpretation

    Charts, Tables, Caselets, Data Sufficiency

    ~3 marks
  • Verbal Ability

    Grammar, Vocabulary, Reading, Writing

    ~3 marks
  • Logical Reasoning

    Puzzles, Arrangements, Logic, Decisions

    ~3 marks
Take a mock test

Exam pattern at a glance

Offline OMR (Paper I + II) + SSB Interview + Medical — UPSC CDS

High-weightage CDS topics

  1. 1Indian & World HistoryGeneral Knowledge / General Ability~4 marks
  2. 2Defence & Current AffairsGeneral Knowledge / General Ability~4 marks
  3. 3AlgebraMathematics~3 marks
  4. 4Trigonometry & GeometryMathematics~3 marks
  5. 5Calculus & StatisticsMathematics~3 marks
  6. 6Arithmetic (MBA Quant)Mathematics~3 marks
  7. 7Algebra (MBA Quant)Mathematics~3 marks
  8. 8Data InterpretationMathematics~3 marks

CDS section-wise syllabus

Mathematics

CDS Paper I (Math) · 15 topics · 141 sub-topics

  • Algebra
  • Trigonometry & Geometry
  • Calculus & Statistics
  • Arithmetic (MBA Quant)
  • Algebra (MBA Quant)
  • Data Interpretation
  • English
  • Logical Reasoning
  • Reading Comprehension
  • Verbal Ability
  • Arithmetic
  • Algebra
  • Data Interpretation
  • Verbal Ability
  • Logical Reasoning
Full Mathematics syllabus

English

CDS Paper II (English) / Paper I (CDS English) · 13 topics · 127 sub-topics

  • English
  • English Grammar
  • English Grammar
  • Reading Comprehension
  • English Vocabulary
  • English Comprehension Skills
  • Reading Comprehension
  • Verbal Ability
  • Arithmetic
  • Algebra
  • Data Interpretation
  • Verbal Ability
  • Logical Reasoning
Full English syllabus

Frequently asked questions

What is the CDS syllabus?

The CDS syllabus has 3 sections: Mathematics, English and General Knowledge / General Ability. Together they cover 37 topics and 352 sub-topics.

What is the CDS exam pattern?

Offline OMR (Paper I + II) + SSB Interview + Medical — UPSC CDS. Stages: CDS Paper I (Math), CDS Paper II (English) / Paper I (CDS English), CDS Paper II (GAT).

How many questions come from each CDS section?

Mathematics: 100 questions (300 marks); English: 100 questions (200 marks); General Knowledge / General Ability: 100 questions (400 marks). Numbers can change with each notification.

Which CDS topics carry the most marks?

By weightage in the syllabus data: Indian & World History (General Knowledge / General Ability, ~4 marks), Defence & Current Affairs (General Knowledge / General Ability, ~4 marks), Algebra (Mathematics, ~3 marks), Trigonometry & Geometry (Mathematics, ~3 marks), Calculus & Statistics (Mathematics, ~3 marks).

How can I prepare for CDS on Topicly?

Open any CDS topic on this page and choose how to study it: step-by-step chat, quizzes, mock tests, formula sheets or a voice call with Sia, your personal teacher. Your progress is saved topic by topic, and it's free to start.

Is this the official CDS syllabus?

It is compiled from the official CDS notification and exam pattern for study purposes. The conducting body can change the syllabus, so always confirm with the latest official notification.

Compiled from official notifications for study purposes. Always confirm with the conducting body's latest notification.