Combined Defense Services 1 Events |
Combined Defense Services 1 Dates (Tentative) |
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Notification Release | Dec-2024 |
Application Form Starts | Dec-2024 |
Application Form Ends (Offline Mode) | Jan-2025 |
Application Form Ends (Online Mode) | Jan-2025 |
Combined Defense Services Admit Card | Mar-2025 |
Combined Defense Services Exam Date | Apr-2025 |
Combined Defense Services 2 Events | Combined Defense Services 2 Dates |
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Notification Release | 17-May-2025 |
Application Form Starts | 17-May-2025 |
Application Form Ends | 6-Jun-2025 |
Exam Date | To be announced |
Category | Application Fees |
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Unreserved (UR) | Rs.200 |
Other Backward Classes (OBC) | Rs.200/- |
SC/ ST/ PwBD / Women | Exempted |
Particulars of CDS | Details |
---|---|
Mode of Exam | Offline Mode |
Type of Questions | Objective Type Questions (MCQs) |
No. of Questions | 340 Questions |
Sections | 3 |
Total Weightage | 300 Marks (100 marks for each section) |
Duration of Exam | 6 hours (120 mins for each section) |
Negative Marking Criteria | 1/3 Mark deducted for each wrong answer |
Subject | Duration | Maximum Marks |
---|---|---|
General Knowledge | 120 minutes | 100 |
English | 120 minutes | 100 |
Subject | Duration | Maximum Marks |
---|---|---|
Elementary Mathematics | 120 minutes | 100 |
General Knowledge | 120 minutes | 100 |
English | 120 minutes | 100 |
CDS exams are freed from Reservation System
Subjects | Topics |
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English | Idioms, Jumbled Sentences, Phrases, Antonyms, Sentence Order, Synonyms, Ordering of words, Sentence Correction, One-word substitution, Reading Comprehension, Sentence Improvement, Error Spotting, Basic Grammar, Para Jumbles, Sentence, Arrangement Questions, Fill in the Blanks |
General Knowledge | Physics, Current Affairs, Chemistry, Scientific Aspects, Biology, History of India, Sports, Geography, Sociology, Polity, Awards, Economics, Culture Books |
Mathematics | ||
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Trigonometry | Trigonometric identities and tables | Values of sin x, cos x, and tan x, for x = 0°, 30°, 45°, 60°, and 90° |
Questions related to s and distances | Sine x, cosine x, Tangent x when fn< x < 90° | |
HCF & LCM | Basic Operations, Roots and Coefficients, H.C.F., Remainder Theorem, L.C.M., Theory of polynomials, Simple factors, Quadratic Equations, Rational Expressions, Laws of indices, Linear equations in two variables, Practical problems leading to two simultaneous linear equations. | |
Arithmetic | Number System, Division, Natural Numbers, Multiplication, Real Numbers, Subtraction, Rational Numbers, Addition, Integers, Square roots, Fundamental Operations, Cube roots, Time and Distance, Percentage, Time and Work, Fraction, Divisibility, Factorization, Multiples and Factors, Number Theory, Prime Number, Ratio and Proportion, Composite Number, Logarithms, Factorization Theorem, Laws of Logarithm, Profit and Loss, Euclidean Algorithm, Unitary Method, Decimal. | |
Geometry | Properties of angles, Medians and Altitudes, Congruence of triangles, Square and Rectangle, Lovi, Parallel Lines, Properties of Circles, Similar Triangles, Similar Triangles, Parallel lines | |
Mensuration | Area, Cones and Cylinders, Surface area and volume, Lateral surface, area, and volume, Area of spheres, Volume of a sphere | |
Statistics | Graphical representation, Polygons, Pie Chart, Bar graph, collection of Statistical data, Histogram | |
Algebra | Polynomials, Practical Problems, Quadratic Equation, Analytical Problems, Linear Equation, Laws of Indices |
Parameters | Details |
---|---|
Name of exam | Combined Defence Services Examination |
Conducted by | Union Public Service Commission (UPSC) |
Exam level | National |
Exam frequency | Twice a year (April and September) |
Exam mode | Offline |
Exam stages | Written exam and SSB Interview |
Number of applicants | 2,343,43 (In CDS II 2020) |
Number of appeared candidates | 1,182,50 (In CDS II 2020) |
Exam fees | INR 200 for General and OBC male candidates
Female, SC, and ST candidates are exempted from fee payment |
Exam timing | The time allotted to each paper such as English, General Knowledge, and Elementary Mathematics is two hours |
Language of question paper | English and Hindi |
No of questions | Elementary Maths: 100
General English: 120 General Knowledge: 120 |
No.of papers | Indian Military Academy (IMA), Indian Naval Academy (INA) and Air Force Academy (AFA): Three (English, General Knowledge, and Elementary Mathematics)
Officers’ Training Academy (OTA): Two (English and General Knowledge) |
CDS Exam Pattern | Written Exam
IMA, INA and AFA: 300 OTA: 200 SSB Interview IMA, INA and AFA: 300 OTA: 200 |
Marking scheme | One mark for the correct answer
One third mark is deducted for wrong answers |
Exam purpose | To select candidates as Commissioned Officers in Indian Army, Navy, and Air Force |
Vacancies | Total 341 vacancies announced for CDS I exam |
No of test cities | More than 70 |
Official website | upsc.gov.in |
Contact number | 011-23385271/011-23381125/011-23098543 |
Particulars of CDS | Details |
---|---|
Mode of Exam | Offline Mode |
Type of Questions | Objective Type Questions (MCQs) |
No. of Questions | 340 Questions |
Sections | 3 |
Total Weightage | 300 Marks (100 marks for each section) |
Duration of Exam | 6 hours (120 mins for each section) |
Negative Marking Criteria | 1/3 Mark deducted for each wrong answer |
Subject | Duration | Maximum Marks |
---|---|---|
General Knowledge | 120 minutes | 100 |
English | 120 minutes | 100 |
Subject | Duration | Maximum Marks |
---|---|---|
Elementary Mathematics | 120 minutes | 100 |
General Knowledge | 120 minutes | 100 |
English | 120 minutes | 100 |
Subjects | Topics |
---|---|
English | Idioms, Jumbled Sentences, Phrases, Antonyms, Sentence Order, Synonyms, Ordering of words, Sentence Correction, One-word substitution, Reading Comprehension, Sentence Improvement, Error Spotting, Basic Grammar, Para Jumbles, Sentence, Arrangement Questions, Fill in the Blanks |
General Knowledge | Physics, Current Affairs, Chemistry, Scientific Aspects, Biology, History of India, Sports, Geography, Sociology, Polity, Awards, Economics, Culture Books |
Mathematics | ||
---|---|---|
Trigonometry | Trigonometric identities and tables | Values of sin x, cos x, and tan x, for x = 0°, 30°, 45°, 60°, and 90° |
Questions related to s and distances | Sine x, cosine x, Tangent x when fn< x < 90° | |
HCF & LCM | Basic Operations, Roots and Coefficients, H.C.F., Remainder Theorem, L.C.M., Theory of polynomials, Simple factors, Quadratic Equations, Rational Expressions, Laws of indices, Linear equations in two variables, Practical problems leading to two simultaneous linear equations. | |
Arithmetic | Number System, Division, Natural Numbers, Multiplication, Real Numbers, Subtraction, Rational Numbers, Addition, Integers, Square roots, Fundamental Operations, Cube roots, Time and Distance, Percentage, Time and Work, Fraction, Divisibility, Factorization, Multiples and Factors, Number Theory, Prime Number, Ratio and Proportion, Composite Number, Logarithms, Factorization Theorem, Laws of Logarithm, Profit and Loss, Euclidean Algorithm, Unitary Method, Decimal. | |
Geometry | Properties of angles, Medians and Altitudes, Congruence of triangles, Square and Rectangle, Lovi, Parallel Lines, Properties of Circles, Similar Triangles, Similar Triangles, Parallel lines | |
Mensuration | Area, Cones and Cylinders, Surface area and volume, Lateral surface, area, and volume, Area of spheres, Volume of a sphere | |
Statistics | Graphical representation, Polygons, Pie Chart, Bar graph, collection of Statistical data, Histogram | |
Algebra | Polynomials, Practical Problems, Quadratic Equation, Analytical Problems, Linear Equation, Laws of Indices |
Subject | Combined Defence Services Examination (I) | Combined Defence Services Examination (II) |
English | Click here for PDF | Click here for PDF |
General Knowledge | Click here for PDF | Click here for PDF |
Elementary Mathematics | Click here for PDF | Click here for PDF |
Subject | Combined Defence Services Examination (I) | Combined Defence Services Examination (II) |
English | Click here for PDF | Click here for PDF |
General Knowledge | Click here for PDF | Click here for PDF |
Elementary Mathematics | Click here for PDF | Click here for PDF |
Subject | Combined Defence Services Examination (I) | Combined Defence Services Examination (II) |
English | Click here for PDF | Click here for PDF |
General Knowledge | Click here for PDF | Click here for PDF |
Elementary Mathematics | Click here for PDF | Click here for PDF |
Subject | Combined Defence Services Examination (I) | Combined Defence Services Examination (II) |
English | Click here for PDF | Click here for PDF |
General Knowledge | Click here for PDF | Click here for PDF |
Elementary Mathematics | Click here for PDF | Click here for PDF |
Subject | Combined Defence Services Examination (I) | Combined Defence Services Examination (II) |
English | Click here for PDF | Click here for PDF |
General Knowledge | Click here for PDF | Click here for PDF |
Elementary Mathematics | Click here for PDF | Click here for PDF |