The Intelligence Bureau has released the IB Junior Intelligence Officer syllabus for 2025 on its official website. In this article, we will discuss the syllabus of the IB Junior Intelligence Officer 2025. Applicants can also review the IB JIO exam pattern for 2025 to understand the exam’s structure.
- Candidates who have successfully registered must appear for the Tier 1 exam as part of the recruitment process.
- After the Tier 1 exam, candidates will undergo a skill test.
- The IB Junior Intelligence Officer recruitment exam for 2025 will be conducted online and will be computer-based only.
- Shortlisted candidates will be invited for a personal interview after the initial exams.
- The exam consists of three phases: Tier I, Tier II, and Tier III.
- The syllabus for the IB Junior Intelligence Officer exam is applicable only to Tier I, as Tier II consists of a skill test followed by an interview or personality test.
- The exam pattern for Tier I includes 100 objective-type multiple-choice questions (MCQs).
- Out of the 100 questions in Tier I, 25 will be from General Mental Ability, while the remaining 75 will pertain to subject combinations such as Electronics or Computer Engineering.
- There is a negative marking of 0.25 marks for each incorrect answer in the Tier I exam.
IB Junior Intelligence Officer 2025: Exam Syllabus
The exam authority mentions the IB JIO Syllabus 2025 in the official notification. The Tier 1 written exam comprises a mix of objective-type questions. These questions are from various subjects, as detailed below:
- General Mental Ability (Quantitative Aptitude and Reasoning Ability).
- Essential qualification subjects
- Electrical
- Electronics & Telecommunication
- Computer Engineering
- Computer Applications
Check out the latest IB Junior Intelligence Officer Recruitment 2025 Notification.
IB JIO General Mental Ability Syllabus 2025
Below is the IB JIO General Mental Ability syllabus 2025. It includes subjects from Reasoning and Mathematics.
Name of the Subject | Syllabus |
Reasoning Ability |
|
Quantitative Aptitude |
|
IB Junior Intelligence Officer Syllabus 2025: Section-wise
The Intelligence Bureau has released the IB JIO syllabus. Based on last year’s analysis, we have provided a topic-wise breakup for the IB JIO exam in 2025. Candidates can check the section-wise syllabus.
Subject Name | Number of Questions |
Analog Electronics | 4 |
Digital Electronics | 9 |
Network Theory | 7 |
Control System | 4 |
Python Programming | 6 |
Electrical & Electronics Measurement | 7 |
Power Electronics | 3 |
Computer Networks & Internet | 13 |
Artificial Intelligence & Algorithm | 4 |
Web Technologies | 4 |
Communication System | 14 |
IB Junior Intelligence Officer Exam Syllabus 2025: Essential Subjects
In the IB JIO Tier-I exam, 75% of questions will come from various subject combinations. These subjects are based on the essential qualifications in the Sciences required for the post. Candidates must fulfill the respective IB Junior Intelligence Officer Eligibility Criteria in a specific stream.
1. IB Junior Intelligence Officer Electronics Syllabus 2025
Candidates must secure a Diploma in one of the following fields: Electronics, Electronics & Telecommunication, Electronics & Communication, or Electrical & Electronics. If they do, they will need to study the specific IB JIO Syllabus.
Subject | Topics |
Digital Electronics |
|
Electrical Engineering |
|
2. IB Junior Intelligence Officer Computer Syllabus
Candidates must follow this subject-specific IB Junior Intelligence Officer syllabus if they have a Diploma in Information Technology, Computer Science, or Computer Engineering. This requirement also applies to those who have graduated with a degree in Computer Science.
- Computer Fundamentals
- Generations of Computers
- Types of Computers
- Components of a Computer
- Types of Computer Memory
- Computer Shortcut Keys
- Computer Storage Devices
- Input and Output Devices
- Different Versions of Windows
- Computer Virus
- Computer Software Hardware Questions
- Computer Network
- Types of Computer Network Devices
- Computer Networks TCP UDP, Sockets, Congestion Control
- Types of Computer Network Topology
- OSI Model Open Systems Interconnection
- Internet
- Microsoft Windows
- Microsoft Office
- Microsoft Word
- Ms Excel
- Computer Aptitude
IB Junior Intelligence Officer Exam Pattern 2025
The exam will be conducted in three stages:
- Tier 1 exam
- Skill test
- Personal interview
Minimum qualifying marks for the Tier 1 exam:
- 35 out of 100 for EWS
- 34 out of 100 for OBC
- 33 out of 100 for SC/ST
Tier | Section/Description | No.of Questions | Max Marks | Duration |
Tier I | General Mental Ability | 25 | 100 | 2 hours |
Essential Subjects (as per qualification) | 75 | |||
Tier II | Skill Test | – | 30 | – |
Tier III | Interview/Personality Test | – | 20 | – |
Note:
- For incorrect answers, 1/4th marks will be deducted as negative marking
- The normalisation process will be followed in Tier I. This is to shortlist candidates for the Skill Test and Interview rounds. Moreover, the number of candidates shortlisted will be 5 times the number of vacancies.
- The IB Junior Intelligence Officer Tier-II is the Skill Test round. This round will be held practically. It will consist of technical expertise related to the job profile.
Frequently Asked Question
What is the IB Junior Intelligence Officer Syllabus 2025?
IB Junior Intelligence Officer Syllabus 2025 includes:
- Electronics
- Physics
- Mathematics
- Computer Science
Is there any negative marking in the IB Junior Intelligence Officer Tier I exam?
Yes, in the case of the Tier 1 exam, 1/4 of a mark will be deducted for every incorrect answer.
What is the IB Junior Intelligence Officer Exam Pattern 2025?
The IB JIO Grade II Technical exam consists of three tiers:
- Tier-I:
- 100 objective-type multiple-choice questions (MCQs)
- Topics covered:
- General Mental Ability
- Subject-specific combinations (Electrical and Electronics, Computer Science)
- Tier-II: Skill Test
- Tier-III: Interview
How should a candidate prepare for the IB Junior Intelligence Officer Exam 2025?
A candidate should prepare for the IB exam by revising important topics and solving mock tests.
What is the total duration of the IB Junior Intelligence Officer Exam?
The Tier 1 exam will be held for a total of 2 hours.
How to qualify for the IB Junior Intelligence Officer Grade II/Technical exam?
Candidates must secure at least 35 out of 100 marks to be eligible for Tier II.





