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RRB Technician Syllabus

Explore the complete RRB Technician syllabus for Technician Grade-I Signal and Technician Grade-III. The syllabus follows the official CEN No. 02/2026 notification and covers the CBT subjects, topic-wise areas and indicative question distribution for both pay levels.

Technician Grade-I Signal Syllabus

Technician Grade-I Signal is a Pay Level-5 post. The CBT covers General Awareness, General Intelligence & Reasoning, Basics of Computers and Applications, Mathematics, and Basic Science & Engineering.

General Awareness

Current Affairs, Geography, History, Polity, Economy, Environment, Sports & Science

General Intelligence & Reasoning

Analogies, Series, Coding-Decoding, Syllogism, Venn Diagram & More

Basics of Computers & Applications

Computer Architecture, OS, MS Office, Internet, Networking & Virus

Mathematics

Number System, Algebra, Geometry, Trigonometry, Sets, Statistics & Probability

Basic Science & Engineering

Physics, Electricity, Magnetism, Electronics, Measurements & Devices

General Awareness — Grade-I Signal

Current Affairs
Indian Geography
Indian Culture
History of India
Freedom Struggle
Indian Polity
Indian Constitution
Indian Economy
Environmental Issues
India & the World
Sports
Scientific Developments
Technological Developments

General Intelligence & Reasoning — Grade-I Signal

Analogies
Alphabetical Series
Number Series
Coding & Decoding
Mathematical Operations
Relationships
Syllogism
Jumbling
Venn Diagram
Data Interpretation
Data Sufficiency
Conclusions
Decision Making
Similarities & Differences
Analytical Reasoning
Classification
Directions
Statement – Arguments
Assumptions

Basics of Computers & Applications — Grade-I Signal

Computer Fundamentals

Architecture of Computers
Input Devices
Output Devices
Storage Devices
Data Representation
Networking

Operating Systems & Applications

Windows
Unix
Linux
MS Office

Internet

Internet
Email
Websites
Web Browsers
Computer Virus

Mathematics — Grade-I Signal

Number System & Algebra

Number System
Rational & Irrational Numbers
BODMAS Rule
Quadratic Equations
Arithmetic Progression

Geometry & Trigonometry

Similar Triangles
Pythagoras Theorem
Coordinate Geometry
Trigonometric Ratios
Heights & Distances
Surface Area & Volume

Sets

Sets & Representations
Empty Set
Finite & Infinite Sets
Equal Sets
Subsets
Universal Set
Venn Diagrams
Union & Intersection
Difference of Sets
Complement of a Set
Properties of Complement

Statistics & Probability

Range
Mean Deviation
Variance
Standard Deviation
Grouped Data
Ungrouped Data
Probability of Events
Exhaustive Events
Mutually Exclusive Events

Basic Science & Engineering — Grade-I Signal

Physics Fundamentals

Units
Measurements
Mass
Weight
Density
Work
Power
Energy
Speed
Velocity
Heat
Temperature

Electricity & Magnetism

Electric Charge
Electric Field & Intensity
Electric Potential
Potential Difference
Simple Electric Circuits
Conductors
Non-conductors / Insulators
Ohm's Law & Limitations
Series & Parallel Resistance
Specific Resistance
Electric Energy & Power
Ampere's Law
Magnetic Force
Electromagnetic Induction
Faraday's Law
Electromagnetic Flux
Magnetic Field
Magnetic Induction

Electronics & Measurements

Basic Electronics
Digital Electronics
Electronic Devices & Circuits
Microcontroller
Microprocessor
Electronic Measurements
Measuring Systems & Principles
Range Extension Methods
Cathode Ray Oscilloscope
LCD
LED Panel
Transducers

Technician Grade-III Syllabus

Technician Grade-III is a Pay Level-2 post. Its CBT covers Mathematics, General Intelligence & Reasoning, General Science and General Awareness.

Mathematics

Arithmetic, Algebra, Geometry, Trigonometry, Statistics & More

General Intelligence & Reasoning

Series, Coding-Decoding, Syllogism, Venn Diagram, Directions & More

General Science

Physics, Chemistry & Life Sciences at 10th Standard Level

General Awareness

Science & Technology, Sports, Culture, Economics, Politics & Current Affairs

Mathematics — Grade-III

Number System
BODMAS
Decimals
Fractions
LCM
HCF
Ratio & Proportion
Percentages
Mensuration
Time & Work
Time & Distance
Simple Interest
Compound Interest
Profit & Loss
Algebra
Geometry
Trigonometry
Elementary Statistics
Square Root
Age Calculations
Calendar & Clock
Pipes & Cistern

General Intelligence & Reasoning — Grade-III

Analogies
Alphabetical Series
Number Series
Coding & Decoding
Mathematical Operations
Relationships
Syllogism
Jumbling
Venn Diagram
Data Interpretation
Data Sufficiency
Conclusions
Decision Making
Similarities & Differences
Analytical Reasoning
Classification
Directions
Statement – Arguments
Assumptions

General Science — Grade-III

The official notification specifies the following scope:

Physics — 10th Standard Level
Chemistry — 10th Standard Level
Life Sciences — 10th Standard Level

General Awareness — Grade-III

Current Affairs
Science & Technology
Sports
Culture
Personalities
Economics
Politics
Other Subjects of Importance

RRB Technician CBT Exam Pattern

A separate Computer Based Test is conducted for each pay level. The subject-wise distribution below is indicative and the actual question paper may vary.

PostSubjectQuestionsMarksDuration
Technician Grade-I Signal
Pay Level-5
General Awareness101090 Minutes
General Intelligence & Reasoning1515
Basics of Computers & Applications2020
Mathematics2020
Basic Science & Engineering3535
Grade-I Signal Total10010090 Minutes
Technician Grade-III
Pay Level-2
Mathematics252590 Minutes
General Intelligence & Reasoning2525
General Science4040
General Awareness1010
Grade-III Total10010090 Minutes

CBT Highlights

100 Questions

Both Grade-I Signal and Grade-III CBTs contain 100 objective-type questions carrying 100 marks.

90 Minutes

The standard CBT duration is 90 minutes. Eligible candidates may receive compensatory time as prescribed.

1/3 Negative Marking

One-third mark is deducted for every wrong answer in the CBT.

Normalization

Normalization of marks is done for CBTs conducted in multiple shifts.

Selection Process

The recruitment process comprises Computer Based Test, Document Verification and Medical Examination.

Stage 1 — CBT

A separate CBT is conducted for each pay level. CBT marks are used to shortlist candidates for the further stages.

Stage 2 — Document Verification

Shortlisted candidates must produce original certificates and documents for verification.

Stage 3 — Medical Examination

Appointment is subject to passing the requisite Railway medical fitness test and final verification.

Minimum Qualifying Marks

Minimum percentages specified in the official notification for CBT eligibility.

CategoryMinimum Percentage
UR40%
EWS40%
OBC (Non-Creamy Layer)30%
SC30%
ST25%

Important Syllabus Notes

How to Prepare According to the Syllabus

Mathematics

Build strong fundamentals in the notified arithmetic, algebra, geometry, trigonometry, statistics and probability topics applicable to your category.

Reasoning

Practise series, coding-decoding, analogy, classification, directions, syllogism, Venn diagrams, data interpretation and analytical reasoning.

Science

For Grade-III, revise Physics, Chemistry and Life Sciences at 10th standard level. Grade-I candidates should additionally master the notified engineering areas.

Computer & Engineering

Grade-I candidates should give dedicated time to computer fundamentals, networking, operating systems, MS Office, electricity, magnetism and electronics.

Frequently Asked Questions

How many questions are asked in RRB Technician CBT?

Both Technician Grade-I Signal and Grade-III CBTs contain 100 objective-type questions carrying 100 marks.

What is the duration of the RRB Technician CBT?

The standard CBT duration is 90 minutes.

Is there negative marking in RRB Technician?

Yes. One-third mark is deducted for every wrong answer in the CBT.

What is the syllabus of Technician Grade-I Signal?

Grade-I Signal covers General Awareness, General Intelligence & Reasoning, Basics of Computers and Applications, Mathematics, and Basic Science & Engineering.

What is the syllabus of Technician Grade-III?

Grade-III covers Mathematics, General Intelligence & Reasoning, General Science and General Awareness. General Science is at 10th standard level.

How many Mathematics questions are asked in Grade-I Signal?

The tentative distribution gives 20 Mathematics questions carrying 20 marks. The notification states that the section-wise distribution is indicative and may vary.

How many General Science questions are asked in Grade-III?

The tentative distribution gives 40 General Science questions carrying 40 marks. The notification states that the section-wise distribution is indicative and may vary.

Is the Technician CBT conducted separately for Grade-I and Grade-III?

Yes. The notification provides a separate CBT for each pay level: Level-5 for Grade-I Signal and Level-2 for Grade-III.

What are the minimum qualifying marks in Technician CBT?

The notification specifies 40% for UR and EWS, 30% for OBC (Non-Creamy Layer) and SC, and 25% for ST candidates, subject to the specified PwBD relaxation.

Does the official notification list the complete trade-wise technical syllabus?

The common CBT syllabus for Grade-III is given in the notification. Post-wise technical qualification and trade requirements are provided separately in the post-parameter section.

Disclaimer

The information on this page has been prepared for educational purposes based on the official RRB Technician CEN No. 02/2026 Notification published by the Railway Recruitment Boards. The syllabus, CBT pattern and selection-process information follows the official notification. Candidates should verify subsequent amendments or updates through the latest official RRB notification and official RRB websites.