The Intelligence Bureau (IB) has released the IB JIO Tech Recruitment 2025 notification for 394 Junior Intelligence Officer posts. Check the complete syllabus and exam pattern for Tier-I, Tier-II, and Tier-III to plan your preparation effectively.This article provides a detailed section-wise syllabus for Tier-I, Tier-II, and Tier-III exams along with the IB JIO Syllabus 2025 and Exam Pattern.
IB JIO Syllabus 2025
With the official release of the IB Junior Intelligence Officer 2025 Notification, candidates must take note of the selection procedure and exam pattern. The recruitment process will be conducted in three stages – Tier I, Tier II, and Tier III. For effective preparation, it is essential to understand the latest IB JIO Syllabus 2025 and exam pattern.
Tier-I consists of objective-type questions, while Tier-II is a Skill Test, followed by Tier-III, which is an Interview/Personality Test.
IB JIO Syllabus and Exam Pattern 2025: Overview
The Intelligence Bureau (IB) has released the 2025 recruitment notification for Junior Intelligence Officer (JIO) Grade-II/Technical posts. The selection process is conducted in three stages – Tier-I (Written Exam), Tier-II (Skill Test), and Tier-III (Interview/Personality Test). This overview provides candidates with a detailed breakdown of exam structure, subjects, helping them plan their study approach effectively for the 2025 recruitment cycle.
| Organization Name | Intelligence Bureau (IB) |
|---|---|
| Name of the Exam | IB Junior Intelligence Officer (JIO) 2025 |
| Exam held for which post | Junior Intelligence Officer (Grade-II/Technical), Group ‘C’ |
| Selection Process | Tier-I (Written), Tier-II (Skill Test), Tier-III (Interview/Personality Test) |
| Maximum Marks | Tier-I: 100, Tier-II: 30, Tier-III: 20 |
| Duration of Exam | Tier-I: 2 hours |
| Marking Scheme | 1 mark each for correct answer (Tier-I) |
| Negative marking | ¼ marks deducted for each wrong answer in Tier-I |
| Mode of Examination | Online |
IB JIO Exam Pattern: Key Updates
The IB JIO 2025 Exam Pattern consists of three tiers:
Tier-I (Written Exam)
- Objective type (MCQs)
- 100 questions in total: 25 questions on General Mental Ability and 75 questions from essential qualification subjects (Electronics, Computer Engineering, Physics, or Mathematics)
- Duration: 2 hours
- Negative marking: ¼ for wrong answers
- Cut-off: 35/100 (general category)
Tier-II (Skill Test)
- Technical expertise-based practical assessment
- Marks: 30
- Candidates are shortlisted based on Tier-I performance (5 times the number of vacancies)
Tier-III (Interview/Personality Test)
- Assessment of personality, communication, and overall suitability for the post
- Marks: 20
Also Read: IB JIO Tech Recruitment 2025 Notification Out for 394 Junior Intelligence Officer Posts
IB JIO Syllabus 2025
The Tier-I syllabus is divided into two major sections:
1. General Mental Ability (25 Questions)
Reasoning Ability
- Alphanumeric Series
- Direction and Distance
- Blood Relations
- Analogies
- Coding-Decoding
- Cubes & Dice
- Clock & Calendar Reasoning
- Number Series & Arrangement
- Embedded Figures
- Syllogism
- Classification & Order/Ranking
- Mixed Series & Word Formation
Quantitative Aptitude
- Averages, Percentages, Profit & Loss
- Time, Speed & Distance
- Time & Work
- Simple & Compound Interest
- Mixtures & Alligation
- HCF & LCM
- Number System
- Discount and Arithmetical Operations
2. Essential Subjects (75 Questions)
Candidates need to prepare according to their educational background:
Electronics / Electrical Engineering Syllabus
- Logic Gates: AND, OR, NAND, NOR, XOR, XNOR
- Digital Electronics, Karnaugh Maps, ROM/RAM
- Analog Electronics, Adders, Subtractors, Comparators
- Electrical Engineering: Capacitance, Inductance, Voltage, Current
- Transformers, Circuits, Signal Generators, CRT, Welding, Solar & Thermal Power Plants
Computer Science / IT Syllabus
- Computer Fundamentals, Types & Generations
- Input/Output Devices, Storage, Software & Hardware
- Operating Systems (Windows), Microsoft Office
- Computer Networks: TCP/UDP, OSI Model, Topologies
- Internet, Network Devices, Network Security & Protocols
- Computer Aptitude & Shortcuts
Physics Syllabus
- Mechanics, Gravity, Energy & Momentum
- Circular Motion, Fluid Mechanics, Oscillations, Waves
- Thermodynamics, Heat Transfer, Electricity & Magnetism
- Circuit Elements & DC Circuits
- Magnetic Effects, Electromagnetic Induction
- Quantum Mechanics, Atomic & Nuclear Physics, Relativity
Mathematics Syllabus
- Linear Algebra, Arithmetic Progressions, Averages, Sets
- Probability, Trigonometry, Permutations & Combinations
- Binomial Theorem, Matrices, Determinants, Sequences & Series
- Vector Algebra, Complex Numbers, Differential Calculus
- Integration & Differential Equations, Applications of Derivatives
FAQs on IB JIO Syllabus ans Exam Pattern
Q1: Where can I download the detailed IB JIO Syllabus 2025?
You can download it from the official MHA website or refer to the official PDF notification.
Q2: What is the marking scheme and negative marking?
Each correct answer in Tier-I carries 1 mark; wrong answers have a penalty of ¼ marks.
Q3: How many stages are in the IB JIO Selection Process?
Three: Tier-I (Written), Tier-II (Skill Test), Tier-III (Interview/Personality Test).
Q4: Is Tier-II theory-based?
No, it is a practical skill test based on technical knowledge.
Q5: How many questions are in Tier-I?
100 objective questions: 25 from General Mental Ability and 75 from essential subjects.