IB ACIO Syllabus 2025 PDF Download | Check Exam Pattern

IB ACIO Syllabus 2025 PDF Download & Exam Pattern: Candidates who want to serve as Assistant Central Intelligence Officers (ACIO) II/ Executive, will be searching for the IB ACIO Syllabus 2025. The selection will be based on three phases. Tier 1 includes 100 objective-type questions based on subjects like Current Affairs, General Studies, Numerical Aptitude, Reasoning and Logical Aptitude, and English Language. Candidates who clear the Pahes 1 will be moved to Tier 2, where, you will be asked for a descriptive-type exam involving essay writing, English comprehension, and précis writing. The third and last phase is the interview, having a maximum of 100 marks.

IB ACIO Syllabus 2025 – Overview

Board Name	Intelligence Bureau (IB)
Posts	Assistant Central Intelligence Officer (ACIO) Grade 2
Selection Process	Tier 1 Tier 2 Interview
Category	Syllabus
Job Location	–
Official Website	mha.gov.in

IB ACIO Grade-II / Executive Selection Process

• Tier 1 (Phase-1): 100 Objective Type Questions
• Tier 2 (Phase-2): Descriptive Type
• Interview (Phase-3)

IB ACIO Exam Pattern 2025

• Tier 1 Exam will include Objective-type questions, while Tier 2 covers descriptive questions. In IB ACIO Tier 1, there shall be a negative marking of ¼ mark. The exam duration of Each tier will be 1 hour.

IB ACIO Tier 1 Exam

IB ACIO Tier 1 Exam Pattern 2025

Subjects	No. of Questions	Marks	Time
Current Affairs	20	20	1 Hour
General Studies	20	20
Numerical Aptitude	20	20
Reasoning and Logical Aptitude	20	20
English Language	20	20
Total	100	100

IB ACIO Tier 2 Exam Pattern 2025

Papers	Maximum Marks	Time
Essay	30	1 Hour
English comprehension & précis writing	20
Total	50	1 Hour

IB ACIO Interview

Interview	Maximum Marks
Interview	100

Also Read:

IB ACIO Previous Question Papers PDF Download

IB ACIO Admit Card

IB ACIO Answer Key

IB ACIO Results

IB ACIO Exam

IB ACIO 2025 Syllabus for Tier 1

IB ACIO Quantitative Aptitude Syllabus

• Mensuration
• Ration and Time
• Time & Speed
• Ratios
• Differential Geometry
• Dynamics
• Problem on Trains
• Essential Mathematics
• Percentages
• Factoring
• Age
• Profit and Loss
• Missing Numbers
• Average
• Investment
• Fundamental Arithmetical Operations
• Computation of whole numbers
• Use of tables and graphs
• Decimals
• Number System
• Prices and Expenditure Problems
• Simple and Compound Interest
• Time and Work
• Volume
• Simplification
• Fractions
• Series Completion
• Relationship between numbers
• Operations Research & Linear Programming
• Calculus
• Real Analysis
• Fundamental Arithmetical Operations
• Time and Distance
• Ration and Proportion
• Interest
• Problem on Ages
• Discount
• Algebra
• Differential Equations
• Statistics
• Time and Work
• Fractions
• Analytical Geometry
• Statistics
• LCM and HCF

IB ACIO Logical/ Analytical Ability and Reasoning Syllabus

• Directions
• Blood Relations
• Coding-Decoding
• Artificial Language
• Alphanumeric series
• Cause and Effect
• Decision Making
• Input-Output
• Puzzles
• Calendars
• Clocks
• Data Sufficiency
• Odd One Out
• Order & Ranking
• Statement and Assumptions
• Statement and Conclusions

IB ACIO General Awareness & General Studies Syllabus

• Chemistry
• Biology
• Economics and Finance
• Static GK and Current Affairs
• Economy and Finance
• History
• Polity and the Indian Constitution
• Geography
• Science and Technology
• Physics

IB ACIO English Language Syllabus

• Passage
• Synonyms
• Clauses
• Detecting Mis-spelt words
• Spot the error
• Vocabulary
• One Word Substitution
• Verbal Comprehension Passage
• Adjectives
• Idioms and Phrases
• Fill in the Blanks
• Sentence Structure
• Spellings Correction
• Antonyms
• Improvement
• Grammar
• Verbs
• Seat Arrangements

IB ACIO Syllabus 2025 – Important Links

Download IB ACIO Syllabus 2025 PDF

Download Syllabus

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