UPSC (Union Public Service Commission)
UPSC CSE Exam Pattern 2027 — Complete Question Paper Structure
Understand the marking scheme, section weights, question distribution and time strategy for UPSC Civil Services Examination (IAS)
Exam Pattern at a Glance
Exam Mode
Offline (OMR)
Language
English & Hindi
Negative Marking
-0.66
Sections
6
Section-wise Pattern
| Subject / Section | Questions | Marks per Q | Total Marks | Time (approx) |
|---|---|---|---|---|
| General Studies Paper 1 | 33 | +2 | 66 | 20 min |
| CSAT (Paper 2) | 33 | +2 | 66 | 20 min |
| Mains GS I-IV | 33 | +2 | 66 | 20 min |
| Optional Paper | 33 | +2 | 66 | 20 min |
| Essay | 33 | +2 | 66 | 20 min |
| Interview | 35 | +2 | 70 | 20 min |
| Total | 200 | — | 2425 | 120 min |
Time is indicative. Candidates can attempt sections in any order in CBT mode.
Marking Scheme
Correct Answer
+2
marks
Wrong Answer
-0.66
marks
Unattempted
0
marks
Marking Scheme
+2 for correct, -0.66 for incorrect (GS Paper 1); +2.5/-0.83 (CSAT)
Example Calculation:
If you attempt 120 questions, get 90 correct and 30 wrong:
Score = 90 × 2 − 30 × 0.66 = 160.2 marks
Skip questions you're unsure about — negative marking can reduce your score significantly.
Time Management Strategy
You have approximately 36.0 seconds per question on average.
| Phase | Time Budget | Target Questions |
|---|---|---|
| First pass (attempt easy Qs) | 72 min | 140 Qs |
| Second pass (attempt medium) | 36 min | 40 Qs |
| Review & guess | 12 min | Remaining |
Year-wise Pattern Changes
| Year | Questions | Duration | Key Change |
|---|---|---|---|
| 2025 | 200 | 120 min | Current pattern |
| 2024 | 200 | 120 min | No major change |
| 2023 | 200 | 120 min | Section added |
Pattern history is approximate. Always check official notification.
Difficulty Distribution
Approximate question count: ~40 Easy | ~80 Medium | ~80 Hard
Based on difficulty level: very-hard. Actual distribution may vary.
Frequently Asked Questions
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