CDS Entry Options

• IMA: Army officer training route for eligible graduates.
• INA: Naval officer route with post-wise educational requirements.
• AFA: Air Force Academy route with specific eligibility and medical rules.
• OTA: Officer Training Academy route as per UPSC notification.

CDS Eligibility Checklist

• Graduation or academy-specific qualification.
• Age and marital-status rules.
• Nationality and gender rules as per academy.
• Physical and medical standards.
• Correct documents and application details.

CDS Syllabus

• English: Grammar, vocabulary, comprehension and usage.
• General Knowledge: Current affairs, history, geography, polity, science and defence awareness.
• Elementary Mathematics: Arithmetic, algebra, geometry, trigonometry, mensuration and statistics where applicable.

Selection Process

CDS selection usually involves written examination, SSB interview/personality assessment, medical examination and final merit. OTA pattern and academy-wise subject requirements may differ, so candidates must verify the official notification.

Documents Required

Keep 10th certificate, 12th certificate, degree certificate, marksheets, photo ID, NCC certificate if applicable, category certificate if applicable, application form, admit card and medical-stage documents ready.

120-Day CDS Preparation Plan

• Days 1–40: Build English, GK and maths basics.
• Days 41–80: Practice previous-paper style questions and current affairs.
• Days 81–120: Take full mocks, revise formulas and start SSB awareness.

FAQs on CDS

Who conducts CDS?

CDS is conducted by UPSC. Candidates should use the official UPSC notification for eligibility and dates.

Is SSB required after CDS?

Yes, shortlisted candidates must attend SSB and medical stages as per official rules.