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IB ACIO Syllabus and Exam Pattern 2021: Check Detailed Exam Pattern And Syllabus For Intelligence Bureau ACIO

IB ACIO Syllabus And Exam Pattern 2021: Ministry of Home Affairs has released the admit card for IB ACIO Grade-II exam on 08th February 2021. The recruitment will be done for the post of Assistant Central Intelligence Officer (ACIO) Grade-II and Executives. The interested candidates can start their preparation for the recruitment by following the updated IB ACIO exam pattern and IB ACIO syllabus for the recruitment process. Once the official notification is out for IB ACIO 2021, we will provide you with the latest updates. Till then kick start your preparation for the Tier-1 and Tier-2 Exam with the help of this blog..

IB ACIO Syllabus and Exam Pattern 2021

IB ACIO Syllabus And Exam Pattern 2021: Overview :

Organization Name

Ministry of Home Affairs, Intellectual Bureau

Post Name

Assistant Central Intelligence Officer

No of Vacancies

Not Disclosed yet

Category Name


Selection Procedure

Written Exam- Interview

Application Process

19th December 2020- 09th January 2021

IB ACIO Exam Date

February 18, 19, and 20, 2021

Official website


IB ACIO Selection Process 2021

IB ACIO Selection will be done on consists of the following three stages: –

·         IB ACIO Tier-I Exam (Written)

·         IB ACIO Tier-II Exam (Written)

·         IB ACIO Interview (Personality test)

Only those candidates would be called for Tier-II exam who qualify Tier-I Exam. For the Tier-II examination, there is a minimum cut off of 33%. Based on their combined performance in both Tier-I and Tier-II, the candidates would be shortlisted for the interview. The final selection for IB ACIO Recruitment 2021 would be made based on combined performance in all the selection stages.

IB ACIO Syllabus And Exam Pattern 2021

Tier-1 Exam Pattern

·         As per the IB ACIO Notification 2021 released, there will be a total of 100 questions from 5 sections; General Awareness, Quantitative Aptitude, Numerical/Analytical/Logical Ability, English Language, and General Studies

·         One mark for each correct answer

·         There will be a negative marking of ¼ mark for each wrong answer


No. of Questions


Time Duration

General Awareness



60 Minutes

Quantitative Aptitude



Logical/Analytical/Numerical Ability & Reasoning Ability



English Language



General Studies






Tier-2 Exam Pattern

The tier-2 exam is descriptive in nature and carries 2 questions for 50 marks in total.




Essay Writing


60 Minutes

English Comprehension & Précis Writing




IB ACIO II/Executive Tier 3 (Interview)

The interview round will be of 100 marks and the Candidates appearing in interviews may be subject to Psychometric/Aptitude Test which will be a part of the interview.

IB ACIO Syllabus 2021

The candidates are advised to study according to the IB ACIO Syllabus so that you do not waste time on studying which is not required. The candidates who want to prepare for IB ACIO Exam 2021, can prepare according to these subject-wise topics detailed below. Check the IB ACIO syllabus for the written exam both Tier-1 and Tier-2 provided here.

IB ACIO General Knowledge Syllabus 2021

In this section, The focus will be on Current national & International events, banking, sports, awards, recruitments, etc.

·         Current Affairs

·         History

·         Geography

·         Science & Technology

·         Indian Polity & Constitution

·         Economy & Finance

·         Physics

·         Chemistry

·         Biology

·         Static GK

IB ACIO English Comprehension Syllabus 2021

·         Grammar Rules,

·         Antonyms,

·         Single/ Double Fillers

·         Fill In The Blanks

·         Error Detection

·         Synonyms,

·         One-word substitution,

·         Idioms & phrases,

·         Fill in the blanks,

·         Reading Comprehension/Passage,

·         Active & Passive Voice

·         Preposition

·         Cloze Test,

·         Para-Jumble Sentences etc.

IB ACIO Analytical Ability Syllabus 2021

·         Series Completion

·         Analogy

·         Blood Relation Test

·         Character Puzzles

·         Classification

·         Series

·         Analytical Reasoning

·         Pattern Completion

·         Chart Logic

·         Image Analysis

·         Data Sufficiency

·         Logical Sequence of Words

·         Seating Arrangement

·         Direction Sense Test

IB ACIO Numerical Ability Syllabus 2021

·         LCM & HCF

·         Ratios

·         Percentage

·         Factoring

·         Profit & Loss

·         Age

·         Missing Numbers

·         Average

·         Simple & Compound Interest

·         Prices & Expenditure Problems

·         Mensuration

·         Time & Work

·         Volume

·         Time & Distance

·         Fractions

·         Series Completion

IB ACIO Logical Reasoning Syllabus 2021

·         Alphanumeric Series

·         Reasoning Analogies

·         Blood Relations

·         Calenders

·         Artificial Language

·         Clocks

·         Coding-Decoding

·         Decision Making

·         Data Sufficiency

·         Input-Output

·         Puzzles

·         Statements & Assumptions

·         Order & Ranking

·         Directions

·         Odd One Out

·         Statements & Conclusions

IB ACIO Quantitative Aptitude Syllabus 2021

·         Number System

·         Percentages

·         Mensuration

·         Ratio & Time

·         Average

·         Profit & Loss

·         Fundamental Arithmetical Operations

·         Computation of Whole Numbers

·         Use of tables and graphs

·         Decimals

·         Relationship between numbers

·         Operations Research & Linear Programming

·         Differential Geometry

·         Dynamics

·         Essential Mathematics

·         Calculus

·         Real Analysis

·         Fundamental Arithmetical Operations

·         Computation of Whole numbers

·         Time and Distance

·         Ration and Proportion

·         Interest

·         Discount

·         Algebra

·         Differential Equations

·         Statistics

·         Time and Work

·         Fractions

·         Analytical Geometry

·         Statistics

IB ACIO Syllabus 2021 – Tier 2

IB ACIO Tier-II exam consists of two sections namely–

1.       Essay Writing

2.       English Comprehension & Précis Writing

Essay Writing: Candidates will have to write essays that can be based on topics such as:

·         Emerging Trends in India

·         Cultural Diversity of India

·         Security Threats, etc

English Comprehension & Précise Writing: In this section, the candidate’s English Comprehension will be tested.

*Note: The above IB ACIO exam pattern is updated and totally based on the IB ACIO 2021 notification. The updated IB ACIO syllabus will be soon released by officials. 




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