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CDS Coaching in Chandigarh

The main aim of RN Career Group is to provide quality education for various competitive defence entrance exams. We provide the Best CDS written exam coaching in Chandigarh with sky high ideas and with a virtue to uplift and help both rural and urban students to achieve their ambition.

Over the years, our institute is providing excellent and tremendous education to the students. We will give wings to your dream by sharpening the skills and providing the edge to your career. Our faculty is from iitians and many reputed educational universities. Our teachers will guide you from very basic concepts to advanced levels.

CDS stands for Combined Defence Services. It is conducted by Union Public Service Commission (UPSC) two times in a year for recruiting the officers for Indian Air Force, Navy and Army. The exam notification is generally released in the months of June and October by UPSC. The exam is conducted in February and November.

To crack any defence exam you need proper planning guidance and right direction. You re on the right path RN CAREER GROUP is the tested, tried and trusted institute which helps aspirants to get their aim in their very first attempt.

RN Career Group known for the Best CDS/OTA Coaching Institute In Chandigarh. We provide the quality teaching learning that helps the cadets to crack CDS WRITTEN EXAM. RN CAREER GROUP has its top position in Chandigarh when we talk about Best CDS coaching center in Chandigarh. We have refined study materials which include speed test, time management test and mock test which are designed by our expert faculties. Our faculties help the cadets and prepare them for exams in such a way that we always produce top rankers from our Coaching institute.

We only produce results and for this our team do hard work, during exams we extend the class timings for 8-9hours so that we make students sit and study, clear their doubts from the expertise.

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Best Institute for CDS Coaching in Chandigarh

RN Career Group provides the Best CDS Coaching in Chandigarh and is the best institute to provide a good study environment. In a span of a course, a candidates personality is groomed for both the CDS written examination as well as for SSB interview. The coaching involves a detailed study of all concepts with special focus on short tricks which are required to attempt maximum questions in the time . CDS written exam coaching involves the special guest lectures from the retired army officers and our students who already served in Defence forces. The CDS written examination consists of three papers for CDS aspirants and two papers for OTA teachers taught students from basic to advanced level. From the very first day of the CDS coaching candidate is taught how to develop OLQ and how they have to make a schedule to crack the CDS Written Exam.

Why You Choose RN Career Group For CDS/OTA

Join the best coaching institute in Chandigarh for CDS WRITTEN EXAM:
1. RN Career Group is the old success partner for aspirants of competitive exams from more than a decade.
2. In depth and complete coverage of the syllabus with focus on problem solving skills.
3. NDA training and coaching is provided by Retd. Army Officers (col. Rakesh Nain)
4. Updated,tailored study material
5. Best, experienced, dedicated and hard working faculty (taught from basic to advanced level)
6. Spoken English and personality development classes are provided
7. Special classes for dropper students
8. 1year/6months/3months and crash courses are available.
9. NDA with schooling 2year programme after 10th class (SIP)
10. Small batches that contain 25-30 students.
11. Daily and regular classes of 7 to 8 hours,7 days a week.
12. spacious classroom installed with projectors.
13. Green card facility is provided for students who want to rejoin the batch.
14. Mock test/PAPers for practice sessions
15. Weeknd batches for ongoing college and working professionals
16. 100% success rate.

Hostel/PG facilities for both boys and girls are available.

Selection Procedures of CDS:

Round 1 : Around 6lakh students fill up the form and only about 7000 to 8000 students clear the written exam.

Round 2 : Those students who clear the written exam get a mail by India Navy for SSB (Interview) . SSB interview is of 5days during this they go through physical,GTO, psychology test.

Round 3 : those students who clear 5days Procedure, they go for medical.


Nationality : A candidate must be unmarried male and a citizen of India

Eyesight : 2.5D to +3.5D

Age Limit : Males are eligible for both CDS/OTA

Age 20 -24 years .

Female candidates are only eligible for OTA

Age 20- 25 years .

Educational Qualifications : Degree from a recognized University percentage doesnt matter.

Physical Standards : Candidates must be physically fit according to physical standards of Defence

Tattoos : Only eligible on the inner face of the forearm and on the palm.


For OTA there are only 2 papers : English and GK

For CDS there are 3 papers: English, GK and Maths

PAPER 01 ENGLISH PAPER consist of 120 questions and of 100 Marks

PAPER 02 GENERAL KNOWLEDGE PAPER consist of 120 questions and of 100 Marks

PAPER 03 MATHEMATICS consist of 100questions and of 100 Marks

In both CDS/OTA for every correct question you ll get .81marks and for wrong answers there is penalty of 1/3 Mark s I.e .33



The question paper will be prepared to test the aspirants understanding of English and its concepts.


General Knowledge paper consist of current events ,questions on History of India, Geography ( both indian and world), polity ,Economic and basic of General Science.


Arithmetic: Number System-Natural numbers, Integers, Rational and Real numbers. Fundamental Operations addition, subtraction, multiplication, division, Square roots, Decimal fractions. Unitary method, time and distance, time and work, percentages, applications to simple and compound interest, profit and loss, ratio and proportion, variation.

Elementary Number Theory- Division algorithm. Prime and composite numbers. Tests of divisibility by 2, 3, 4, 5, 9 and 11. Multiples and factors. Factorization Theorem. H.C.F. and L.C.M. Euclidean algorithm, Logarithms to base 10, laws of logarithms, use of logarithmic tables.


Basic Operations, simple factors, Remainder Theorem, H.C.F., L.C.M. Theory of polynomials, Solutions of quadratic equations, relation between its roots and coefficients . Simultaneous linear equations in two unknowns-analytical and graphical solutions. Simultaneous linear in equations in two variables and their solutions. Practical problems leading to two simultaneous linear equations or in equations in two Variables or quadratic equations in one variable & their solutions. Set language and set notation, rational expressions and conditional identities, Laws of indices.


  • Simple trigonometric identities.
  • Use of T-tables.
  • height and distance.


Lines and angles, Plane and plane figures, Theorems on (i) Properties of angles at a Point, (ii) Parallel lines, (iii) Sides and angles of a triangle, (iv) Congruence of triangles, (v) Similar triangles, (vi) Concurrence of medians and altitudes, (vii) Properties of angles, sides and diagonals of a parallelogram, rectangle and square (viii) Circles and its properties including tangents and normal, (ix) Loci.


Areas of squares, rectangles, parallelograms, triangle and circle. Areas of figures which Can be split up into these figures (Field Book), Surface area and volume of cuboids, lateral surface and volume of right circular cones and cylinders, surface area and Volume of spheres.


Collection and tabulation of statistical data, Graphical representation, frequency Polygons, histograms, bar charts, pie charts etc. Measures of central tendency.



19-24 Years - Indian Military Academy

19-22 Years - Naval Academy

19-23 Years - Air Force Academy

19-25 Years - Officers' Training Academy


No, girls are not eligible in NDA only unmarried male cadets are eligible


There are no such numbers of attempts in CDS you can give it till the age of 25.


Yes, females are eligible for OTA.


1/3 negative marking is there I.e -.33


Candidates from any stream can appear for CDS.


Yes, Candidates who are appearing last year of their graduation can apply for cds exam.


After clearing the written test in CDS, the candidates have to go through a series of personality tests, which is called the Service Selection Board. This interview commonly known as SSB has different types of tests to judge a person's personality. SSB consists of three types of tests.

  • The Screening Test
  • The Psychological Tests
  • The Interview

No, there is no such eligibility.


Candidates appeared or passed graduation.


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