Details of the Intelligence Bureau’s Grade II/Executive Exam Syllabus for Assistant Central Intelligence Officers (ACIOs)
Exam Selection Process
Selection Procedure for IB ACIO Exam: The following information relates to the selection procedure for the Intelligence Bureau (IB) Grade II/ Executive Assistant Central Intelligence Officer (ACIO) exam.
Selection Process: There will be three stages to the exam, namely: Tier-I: Ten parts, each with twenty questions worth one mark, make up the 100 objective-type multiple-choice questions (MCQs) on the Tier I exam.
Tier-II: The Tier II Exam consists of a 50-mark descriptive paper (30 marks for an essay, 20 points for English comprehension, and 20 marks for précis writing).
Tier III/Interview: As part of the interview process, candidates may be required to take a psychometric or aptitude test.
Exam Pattern
IB AICO Exam Pattern: INTELLIGENCE BUREAU Assistant Central Intelligence Officer Grade-II/Executive Examination – 2023 Exam Pattern Details.
IB ACIO Exam Pattern is of Three Phases: 1. Tier 1 Exam, Tier II Exam, Interview
| Exam Name |  Description of Examination  | Time |  Marks |
| Written Examination | Tier-I exam: 100 Objective type MCQs, divided into 5 parts containing 20 questions of 1 mark a) Current Affairs, b) General Studies, c) Numerical aptitude, d) Reasoning/logical aptitude e) English [Negative marking of ¼ mark for each wrong answer.] | 1 hour | 100 |
| Tier-II: Descriptive type paper of 50 marks: Essay (30 marks) & English comprehension & précis writing (20 marks). | 1 hour | 50 | |
| Interview | Tier-III/Interview | – | 100 |