IB ACIO Exam Pattern 2025: Tier-wise Structure, Syllabus, Selection and Marking Explained
The Intelligence Bureau’s ACIO 2025 recruitment keeps a three-tier format: a 100-mark objective test, a 50-mark descriptive paper, and a 100-mark interview. Tier 1 covers five sections with negative marking. Tier 2 tests essays, comprehension, précis, and long answers. The final merit is based on cumulative performance after qualifying each stage. Here’s the full pattern, syllabus focus, and prep tips.
