RRB ALP Syllabus 2026: Exam Pattern, CBT 1, CBT 2 & CBAT Details

RRB ALP Selection Process Overview

The Railway Recruitment Board conducts the Assistant Loco Pilot examination in multiple phases. The selection process includes CBT 1, CBT 2, CBAT, Document Verification (DV), and Detailed Medical Examination (DME). Below is the summary table of the overall exam framework.

RRB ALP CBT 1 Exam Pattern & Syllabus

Computer Based Test 1 (CBT 1) serves as a screening test. Under the updated pattern, General Awareness and Current Affairs have been removed from CBT 1. It consists of objective multiple-choice questions (MCQs) covering Mathematics, General Intelligence & Reasoning, and General Science based on the 10th standard level.

CBT 1 Mathematics Syllabus Topics

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

CBT 1 Mental Ability (Reasoning) Syllabus Topics

• Analogies
• Alphabetical and Number Series
• Coding and Decoding
• Mathematical operations
• Relationships
• Syllogism
• Jumbling
• Venn Diagram
• Data Interpretation and Sufficiency
• Conclusions and Decision Making
• Similarities and Differences
• Analytical reasoning
• Classification
• Directions
• Statement - Arguments and Assumptions etc.

CBT 1 General Science Syllabus Topics

• Gravitation
• Force
• Thermal Properties of Matter
• Thermodynamics
• Reflection of Light
• Reflection from Plan Mirror
• Spherical Mirror
• Refraction of Light
• Organic Chemistry
• Solutions
• Surface Chemistry
• Chemistry in Everyday Life
• Classification of Elements and Periodicity in Properties
• The Skeleton System
• Integumentary system
• Respiratory System
• Glandular system
• Circulatory System
• Nervous System and Sensory organs
• Lens
• Scattering of Light
• Waves
• Sound
• Ohm's Law & Resistance
• Magnetism
• Modern Physics
• Discovery and Inventions
• Classification of Elements and Periodicity in Properties
• Chemical Reaction
• Periodic Table
• Metals and Their Properties
• Non-Metals and Their Properties

RRB ALP CBT 2 Exam Pattern & Syllabus

CBT 2 is divided into two parts: Part A and Part B. Part A covers Mathematics, General Intelligence & Reasoning, and Basic Science & Engineering. Part B evaluates the candidate's relevant trade or subject.

CBT 2 Part A Basic Science and Engineering Syllabus Topics

• Engineering
• Drawing (Projections, Views, Drawing Instruments, Lines, Geometric figures, Symbolic Representation)
• Units
• Measurements
• Mass Weight and Density
• Work Power and Energy
• Speed and Velocity
• Heat and Temperature
• Basic Electricity
• Levers and Simple Machines
• Occupational Safety and Health
• Environment Education
• IT Literacy etc.

CBT 2 Part B Trade Syllabus Topics

Part B is a qualifying test in nature with questions prescribed by the Directorate General of Training (DGT), requiring 35% qualifying marks for all categories. Below are the key trade topics:

Electrical Trade Syllabus Topics

• Electrical India
• Rolls, cables
• Transfers
• Three-Phase Motor Systems
• Light, Magnetism
• Fundamental Electric System
• Single phase motors
• Switches, Plugs and Electrical Connections

Mechanical Trade Syllabus Topics

• Dimensions
• Heat
• Engines
• Turbo Machinery
• Production Engineering
• Automation Engineering
• Kinetic Theory
• The Strength Of The Material
• Metal Handling
• Metallurgical
• Refrigerators And Air Conditioners
• Energy, Materials
• Energy Conservation
• Management
• Applied Mechanics

Automobile Trade Syllabus Topics

• Machine Design
• System Theory
• IC Engines
• Heat Transfers
• Thermodynamics
• Materials Applying Motion
• The Power Plant Turbines and Boilers
• Metallurgical Production Technology

Electronics & Communication Trade Syllabus Topics

• The Transistor
• Dias
• Digital Electronics
• Networking and Industrial Electronics
• Electronic Tube
• Semi-Conductor Physics
• Robotic Radio Communication Systems
• Satellite Matters
• Computer & Microprocessor

CBAT (Computer Based Aptitude Test / Psycho Test) Details

The Computer Aptitude Test is qualifying in nature with no negative marking. Candidates must score a minimum of 42 marks in each test of the CBAT to qualify.

CBAT Tests Breakdown

• Memory Test (Tests memory, map/structure recall, and figure matching)
• Following Directions Test (Assesses comprehension and following of instructions)
• Depth Perception Test (Accesses ability to judge distances, count touching/hidden blocks)
• Test of Power of Observation (Measures ability to quickly observe, compare numbers, find digit '6')
• Perceptual Speed Test (Evaluates speed of matching figures quickly)

Marking Scheme, Qualifying Marks & Weightage

• Negative marking in CBT 1 and CBT 2 is 1/3rd mark for each incorrect answer.
• There is no negative marking in CBAT.
• Qualifying marks for CBT 1 and CBT 2 Part A: UR & EWS - 40%, OBC (NCL) - 30%, SC - 30%, ST - 25%.
• The weightage of marks for final merit preparation has been revised to 50% each for CBT-2 Part A and the Computer-Based Aptitude Test (CBAT).

Selection Process Stages

• CBT 1 (75 Questions for 75 Marks)
• CBT 2 (175 Questions for 175 Marks)
• CBAT
• Document Verification
• Detailed Medical Examination

Frequently Asked Questions (FAQs)

Q1. Is RRB ALP Syllabus 2026 Revised?

Ans. Yes, RRB ALP Syllabus 2026 has been revised, now the weightage of marks in CBT-2 Part A and CBAT is equal 50%.

Q2. What is the time duration of RRB ALP exam?

Ans. In RRB Assistant Loco Pilot CBT 1 exam, 75 questions will be asked for 75 marks in 60 minutes.

Q3. Is there negative marking for RRB Assistant Loco Pilot CBT 1 & CBT 2?

Ans. Yes, there is a negative marking of 1/3rd mark for each incorrect answer in CBT 1 & CBT 2.

What is RRB ALP Syllabus 2026?

RRB Assistant Loco Pilot syllabus covers Mathematics, General Intelligence & Reasoning, General Science for CBT 1 exam.