By | 06/08/2021

UPSC CDS Syllabus 2021 – UPSC Combined Defence Service Exam Syllabus PDF, Union Public Service Commission CDS Exam Pattern 2021, UPSC CDS Selection Process, UPSC CDS Exam Subject Wise Syllabus 2021, Study Notes and Preparation tips

The Union Public Service Commission (UPSC) is recruiting new candidates for the posts of Combined Defence Service (CDS) and will be taking the examination on 14th November 2021. CDS Exam will be taken twice a year in the month of February and November. The officials have given the Exam Syllabus 2021 on its official website. Applicants we have provided the UPSC CDS Syllabus 2021.

The UPSC CDS Exam Syllabus PDF is important for the applicants to score good marks in the examination, with the help of the Syllabus and Exam Pattern you can score well and qualifies for the post. You can also check the UPSC CDS Preparation Tips from the below section of the article. For more details related UPSC Exam, you can visit our website.


Click here- Download CDS II Exam Admit Card 

UPSC CDS Syllabus 2021 – UPSC Combined Defence Service Subject Wise Syllabus PDF

UPSC is filling a total of 345 CDS Vacancies for the post of Indian Air Force, Naval Academy, Military Academy, and Officers Training Academy. Those who have filled the Application Form can check the Subject Wise Syllabus from this article. Prepare well for the UPSC Paper with the help of Paper Pattern and Syllabus PDF. Check Application Status for Defence Service Exam 

UPSC CDS Exam Syllabus PDF 

Organization Name Union Public Service Commission (UPSC)
Exam Name Combined Defence Service (CDS)
Total Vacancies 345
Admit Card Announce Later
UPSC CDS II Exam 14th November 2021
Category CDS Syllabus
Official Site

UPSC CDS Selection Process 2021

An eligible person will be selected on the basis of the Interview. A person who qualifies in the interview round will be called for the Group Testing Tasks round and then Psychology Tests will be taken in the last Conferences will be done.

  • Interview
  • Group Testing Officer Tasks
  • Psychology Tests
  • Conferences

यूपीएससी सीडीएस सिलेबस 2021

संघ लोक सेवा आयोग (UPSC) संयुक्त रक्षा सेवा (CDS) के पदों के लिए नए उम्मीदवारों की भर्ती कर रहा है और यह परीक्षा 14th November 2021को होगी। CDS फरवरी और नवंबर के महीने में साल में दो बार परीक्षा ली जाएगी। अधिकारियों ने अपनी आधिकारिक वेबसाइट पर एग्जाम सिलेबस 2020 दिया है। आवेदकों को हमने यूपीएससी सीडीएस सिलेबस 2021 प्रदान किया है।

UPSC CDS Answer Key  CDS Exam Result 
Category wise CDS Cut off Marks  UPSC CDS Previous Year Papers 

संघ लोक सेवा आयोग सीडीएस परीक्षा सिलेबस पीडीएफ आवेदकों के लिए परीक्षा में अच्छे अंक लाने के लिए महत्वपूर्ण है, सिलेबस और परीक्षा पैटर्न की मदद से आप अच्छा स्कोर कर सकते हैं और पद के लिए अर्हता प्राप्त कर सकते हैं। आप लेख के नीचे के भाग से यूपीएससी सीडीएस तैयारी टिप्स भी देख सकते हैं। यूपीएससी परीक्षा से संबंधित अधिक जानकारी के लिए आप हमारी वेबसाइट पर जा सकते हैं।

UPSC CDS Exam Pattern 2021

The Exam scheme of the Indian Military, Indian Naval and Air Force is the same but it is different for the Officer Trainee Academy table below explains the Exam pattern of the UPSC CDS Exam 2021 all those who are giving the paper can get the exam scheme from here.

  • Maximum Marks for both written and Interview are 300 for trainee Academies Max. Marks are 200
  • The Question Paper (GK and Maths) will be in both Hindi and English Languages
  • No Negative Marking, Pen Paper Mode of Examination
  • Question Paper will be Objective Type Multiple Choice Questions

CDS Exam Pattern for Indian Military, Indian Naval and Air Force

Subjects Marks Duration
English 100 2 Hrs
General Knowledge 100 2 Hrs
Elementary Mathematics 100 2 Hrs
Total 300 6 Hrs

CDS Exam Pattern for Officer Trainee Academy

Subjects Marks Duration
English 100 2 Hrs
General Knowledge 100 2 Hrs
Total 200 4 Hrs

UPSC CDS Exam Subject Wise Syllabus 2021

Aspirants who have filled the online form UPSC CDS Syllabus 2021. With the help of the Subject-Wise Syllabus, you can score well. We have mentioned the topics below for you so that you can prepare all the topics till the exam date and perform well.

Union PSC CDS Exam Syllabus – General Knowledge

  • Indian History
  • Indian Geography
  • General Polity
  • Science and Technology
  • Indian Constitution
  • Current Events – National & International
  • Indian Culture & Heritage
  • Indian Economy

UPSC CDS Syllabus for English

  • Usage of words
  • Grammar
  • Direct & Indirect Speech
  • Idioms & Phrases
  • Vocabulary
  • Antonyms & Synonyms
  • Parts of Speech
  • Active & Passive Voice

UPSC CDS Syllabus 2021 – Intelligence & Personality Test

Stage I

  • Officer Intelligence Rating (OIR)Test, Picture Perception & Description Test (PP&DT)

Stage II

  • Interview
  • Group Testing Officer Tasks
  • Psychology Tests
  • Conference

Elementary Mathematics

  • Number System
  • Mensuration
  • Trigonometry
  • Geometry

General Knowledge

  • Science
  • Politics
  • History
  • Geography


  • Reading Comprehension
  • Sentence Improvement
  • Spot the Error
  • Cloze Test

UPSC CAPF Syllabus

UPSC NDA Syllabus

UPSC Geo-Scientist Syllabus

UPSC Combined Defence Services Syllabus 2021 – Elementary Mathematics


  • Areas of squares, rectangles, parallelograms, triangle, and circle
  • lateral surface and volume of right circular cones and cylinders
  • surface area and volume of spheres
  • Areas of figures
  • Surface area and volume of cuboids


  • Lines and angles
  • Plane and plane figures
  • Theorems on Properties of angles at a point
  • Parallel lines
  • The concurrence of medians and altitudes
  • Properties of angles, sides & diagonals of a parallelogram, rectangle, and square
  • Sides and angles of a triangle
  • Congruency of triangles
  • Similar triangle
  • Circles and its properties including tangents and normal’s


  • Collection and tabulation of statistical data
  • Graphical representation frequency polygons, histograms, bar charts, pie charts
  • Measures of central tendency


  • C.F. & L.C.M
  • Rational expressions
  • Conditional identities
  • Laws of indices
  • Theory of polynomials
  • Solutions of quadratic equations
  • Basic Operations
  • Simple factors
  • Remainder Theorem
  • Analytical and graphical solutions
  • Simultaneous linear inequations
  • Practical problems – simultaneous
  • Linear equations or in equations

UPSC CDS I Syllabus Arithmetic Ability

  • Number System
  • Factorization Theorem
  • C.F. and L.C.M
  • Euclidean algorithm
  • Logarithms
  • Fundamental operations
  • Unitary method
  • Applications to simple and compound interest
  • Profit and loss
  • Ratio and proportion
  • Variation
  • Elementary Number Theory
  • Division algorithm
  • Prime and composite numbers
  • Time and distance
  • Time and work
  • Percentages
  • Tests of divisibility


  • Simple trigonometric identities
  • Use of trigonometric tables
  • Simple cases of heights and distances

Numbers System

  • Natural numbers
  • Integers
  • Rational and Real numbers

UPSC CDS Exam 2021 – Preparation tips

  • Search for updated CDS Syllabus & Exam Pattern for Examination.
  • Make notes for last time revision for the Test.
  • Make a study Time Table
  • Practice mock tests on a regular basis to analyze your performance.
  • Solve previous year question papers for better preparation tips for Exams.
  • Attend Mock Tests online series for preparation.
  • Make short notes on difficult topics and revise them regularly till the exam date.

Download UPSC CDS Syllabus PDFnew_02

Official Website

Disclaimer – We have collected all the details from the UPSC official website, you can easily get the UPSC CDS Syllabus 2021 from the above. Any query comment on the comment box. We will help you as soon as possible.

Leave a Reply

Your email address will not be published. Required fields are marked *