Updated By Pratha Shishodia on 12 Dec, 2025 15:15
UPSC CDS exam preparation would require aspirants to be aware of the CDS exam pattern, syllabus, marking scheme, etc. Aspirants can prepare a study plan only if they are completely aware of the CDS exam pattern, etc. Check out the detailed UPSC CDS exam preparation tips, CDS preparation books, and exam strategy here.
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It is important to follow the right strategy while preparing for the UPSC CDS exam. The Union Public Service Commission conducts the exam twice a year. CDS 1 will be conducted on April 12, 2026 for which the admit cards will be released a few days before the exam. When preparing for the exam, candidates should go through the entire UPSC CDS 2026 syllabus and prepare a study schedule. By dividing the syllabus into smaller groups, candidates can cover up the syllabus with good understanding of the topics. During preparation, it is important to focus on time devoted to each topic. The topics should be given priority as per the marking scheme. After covering up all the chapters, candidates can solve the model papers and previous year question papers to test the UPSC CDS 2026 exam preparation level. An idea of the types and difficulty level of questions helps candidates to prepare better for exams. It is beneficial to know the exam pattern as it helps in preparation.
The UPSC CDS exam syllabus includes questions from 3 major subjects: English, Elementary Mathematics and General Knowledge. Scroll down to read out the detailed CDS exam tips for each subject:
Check out the exam preparation tips for the CDS English subject here:
Check out the exam preparation tips for the CDS General Knowledge subject here:
Check out the exam preparation tips for the Elementary Mathematics subject here:
For the interview round, it is important to have an effective exam strategy prepared beforehand. Read the preparation tips for the CDS interview round here:
The UPSC CDS 2026 exam schedule has been released, which means the applicants have only a limited time for the final impetus. CollegeDekho has prepared a timetable for CDS preparation that the CDS aspirants can follow leading up to the date of the UPSC CDS 2026 examination as given below:
Refer to the CDS exam strategy underlined in the table below:
Session | Ideal Hours to be Spent | Things To Do |
|---|---|---|
Morning Session | 3 Hours |
|
Break Time | ||
Afternoon Session | 3 Hours |
|
Break Time | ||
Evening Session | 4 Hours |
|
The general tips and tricks to crack UPSC CDS 2026 will help the aspirants draw out the best possible techniques for sure-shot success in the CDS entrance examination 2026. A list of some of the UPSC CDS exam preparation tips are given below:
Here are some last-minute tips you can follow for the UPSC CDS 2026 examination:

Check out the list of UPSC CDS preparation books that you can refer to during your preparation journey for the CDS examination 2026:
Questions in English sections are asked about different topics such as Vocabulary, Phrases, Grammar, Syntax, Sentences, etc. So, here are some books that are best to be considered while preparing for the English section. Here is a list of the books for the English section under the CDS exam:
Books | Author |
|---|---|
Objective General English | S.P. Bakshi (Arihant Publications) |
High School English Grammar & Composition | Wren and Martin |
Word Power Made Easy | Norman Lewis |
Here is a list of the books for the General Knowledge section under the CDS exam:
Books | Author |
|---|---|
General Awareness | Manohar Panday (Arihant Publications) |
Manorama Yearbook | Philip Mathew |
Pratiyogita Darpan (Magazines) | Pratiyogita Darpan Editorial Team |
Here is a list of the books for the Elementary Mathematics section under the CDS exam:
Books | Author |
|---|---|
Mathematics for C.D.S. | R.S. Aggarwal |
Quantitative Aptitude for Competitive Examinations | R.S. Aggarwal |
Pathfinder for CDS | Arihant Publications |
Want to know more about UPSC CDS
Students can clear the CDS interview in the very first attempt by focusing on their communication skills, and leadership skills and on maintaining a confident stance while answering the interviewer’s questions. Enroll for mock interviews to get a better understanding of what an actual SSB interview could look like.
The average salary of a UPSC CDS officer ranges from INR 56,000 to INR 2,50,000, based on rank and experience.
The UPSC CDS exam, also known as the UPSC Combined Defence Services examination is known to be one of the toughest entrance exams in India.
Yes, you can crack the CDS exam in the first attempt if you dedicate enough time and follow a proper CDS study plan in a disciplined manner. Be thorough with the CDS exam pattern and syllabus beforehand to score good marks.
Students willing to begin CDS 2025 preparation should go through the entire syllabus of the CDS exam and then look into the CDS exam pattern to understand the format of the exam. Make a CDS study plan based on the difficulty levels of topics and dedicate time to each subject equally. Gather all the study material and follow the study plan with a disciplined approach.
The important topics for this section are Economics, Current Affairs, Physics, Geography, Politics, Awards, Sports, Chemistry, etc.
CDS books help candidates to clear the concepts. After completing the chapters, candidates must attempt mock tests.
NCERT Books are best to clear the basic concepts and Quantitative Aptitude for Competitive Examinations by R.S. Aggarwal is another good book for practice.
Solving the previous years' question papers and sample papers will help candidates to know the pattern of questions and increase the predictability of the topics asked in the exam.
During the last few days, candidates must focus on revision and attempting mock tests.
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