What Is The Syllabus And Exam Pattern For IB ACIO Exam?

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What Is The Syllabus And Exam Pattern For IB ACIO Exam?

The Ministry of Home Affairs conducts the Intelligence Bureau Assistant Central Intelligence Officers (IB ACIO) Exam for recruiting Group C executives at IB(Intelligence Bureau). Before you fill the application form, It is necessary to have an idea about the IB ACIO Syllabus and Examination Pattern:

The Intelligence Bureau officially releases the syllabus and examination pattern for ACIO on its official website. The IB ACIO exam has a variable syllabus and pattern according to the Exam Tier. For all the Tiers of examination, candidates can download the IB ACIO Syllabus pdf.  Those who are eligible for the post of IB ACIO must be curious to know the syllabus & pattern of Intelligence Bureau ACIO Exam.

So we have discussed the IB ACIO syllabus and examination pattern in detail in this article. Alternatively, you can alos visit BYJU’S Exam Prep for a comprehensive knowledge about the IB ACIO exam.

IB ACIO Exam Pattern

There are three phases of the exam

Tier I – Objective Type

Tier II – Descriptive Test

Tier III – Interview

Tier I comprises subjects such as:

  • General Awareness
  • Quantitative Aptitude
  • English Language
  • General Studies.

Tier-1 examination is qualifying, which means after qualifying this exam, the candidate will be allowed to sit for the Tier-2 exam.

Tier II is a descriptive type test: The descriptive type test comprises an essay on one of the given topics

IB ACIO Exam Pattern for Interview:The interview carries 100 marks. In the interview,aspirants are judged on their intelligence and personality.

IB ACIO Syllabus

IB ACIO Detailed Syllabus for all the subjects is given below: The IB ACIO Syllabus has been mentioned below for all the subjects.


Reasoning Syllabus

●     Seating Arrangement

●     Syllogism

●     Blood relations

●     Puzzles

●     Inequalities

●     Input -Output

●     Coding-Decoding

●     Data Sufficiency

●     Order and Ranking

●     Alphanumeric Series

●     Distance and Direction

●     Verbal and Non Verbal

●     Charts

●     Completion of Pattern

●     Classifications

●     Character Puzzles

●     Image Analysis

●     Logical Sequence of Words



English Language Syllabus

●     Reading Comprehension

●     Cloze Test

●     Error Detection

●     Improving Sentences and paragraphs

●     Para jumbling

●     Fill in blanks

●     Parts of speech

●     Modes of Narration

●     Prepositions

●     Voice Change

●     Sentence Structure

●     Adjectives

●     Clauses

●     One Word Substitution

●     Synonyms & Antonyms

Quantitative Aptitude Syllabus

●     Number series

●     Data Interpretation

●     Simplification

●     LCM & HCF

●     Series completion

●     Quadratic Equations

●     Data Sufficiency

●     Ratio and Proportion

●     Discounts

●     Averages

●     Mixtures

●     Percentages

●     Profit and Loss

●     Partnerships

●     Time Work and Distance

●     Rate of Interest

●     Probability

●     Permutation and Combination

●     Analytical Geometry

●     Calculus

●     Differential Equations

●     Real Analysis

●     Statistics

●     Dynamics



IB ACIO General Awareness Syllabus

●     Current Affairs and Static G.K.

●     Banking Awareness

●     International and National Awareness

●     Countries, Currencies and Capitals

●     Books, Authors and Awards

●     Headquarters of Supreme Organisations

●     Prime Minister Schemes

●     Government Policies

●     Important Dates and Events

●     Economics and finance

●     Sports and Entertainment



IB ACIO General Science Syllabus

●     Indian History

●     Polity and Indian Constitution

●     Geography

●     Economics and finance

●     Computers

●     Science & Technology

●     Physics

●     Chemistry

●     biology



IB ACIO Syllabus Tier II :


  • Security Threats of India
  • Cultural Diversity of the Country
  • Emergency Trends
  • Miscellaneous

Hope this article will help all the candidates to understand the examination pattern of IB ACIO examination and prepare accordingly. To get an edge in your preparation, join BYJU’S Exam Prep.

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