IB ACIO is conducted by Intelligence Bureau (IB) / Ministry of Home Affairs. It is a CBT (Computer Based Test) — Tier I; Offline (Descriptive) — Tier II exam consisting of 100 questions for 100 marks with a duration of 60 minutes.
There is no negative marking. The minimum qualifying score is Varies by category/annual cut-off.
| Section | Questions | Weightage |
|---|---|---|
| General Awareness | 25 | 25% |
| Quantitative Aptitude | 25 | 25% |
| Logical / Analytical Ability | 25 | 25% |
| English Language | 25 | 25% |
| Total | 100 | 100% |
