RRB JE (Junior Engineer) Free Mock Test
RRB JE (Junior Engineer) (Junior Engineer) is part of India's Government Exams category, covering 8 topics. Kamiyab provides free RRB JE (Junior Engineer) mock tests with no signup or payment — two modes: Quick Practice (10 questions in ~10 minutes for daily topic-wise revision) or Full Mock (up to 100 questions matched to the official exam pattern). Both include instant scoring and per-question explanations. Eligibility: Engineering. Aligned to the current 2026 official syllabus.
RRB JE (Junior Engineer) mock test modes — at a glance
| Mode | Questions | Time | Best for | Cost |
|---|---|---|---|---|
| Quick Practice | 10 | ~10 minutes | Daily topic-wise warm-up | ₹0 (Free) |
| Full Mock | Up to 100 | ~2 hours | Pre-exam revision, full exam pattern | ₹0 (Free) |
Test mode
100 Qs · 60 minPick a topic
Start with MathematicsAbout RRB JE — Junior Engineer Recruitment
The RRB Junior Engineer (JE) Examination is the Indian Railways' flagship recruitment for technical Group C staff across multiple engineering disciplines. Junior Engineers form the backbone of railway operations — they supervise track maintenance, electrical systems, locomotive sheds, coaching depots, signal and telecom installations, and IT infrastructure across India's 7,300+ stations and 68,000+ km of track.
Recruitment spans a wide discipline mix — Junior Engineer in Civil (P-Way / Works / Bridge), Electrical (General Services / TRD / TRS / TL & AC), Mechanical (Carriage & Wagon / Diesel / Workshop), Electronics & Communication, Signal & Telecom, and Junior Engineer (IT). The same notification also fills Depot Material Superintendent (DMS) and Chemical & Metallurgical Assistant (CMA) posts. Pay scale is Level-6 (₹35,400-₹1,12,400) with additional running, kit, transport and HRA allowances depending on post.
The exam has a three-stage structure — CBT 1 is a common qualifying screening (Math, Reasoning, General Science, GA), CBT 2 is the merit-deciding paper with a 100-question discipline-specific Technical Abilities section that decides 67% of the paper's weight, followed by Document Verification and Medical (A-3 / B-1 / C-1 standards depending on post). Final merit is from CBT 2 alone — CBT 1 is only qualifying.
Conducted by: Railway Recruitment Boards (RRBs), Ministry of Railways
Eligibility
Diploma route (most JE posts)
- Age:
- 18-36 years (as on the cut-off date in the notification). Age relaxation: SC/ST +5 yrs, OBC-NCL +3 yrs, PwBD +10/13/15 yrs by category, Ex-Servicemen as per rules.
- Education:
- 3-year Diploma in Engineering in the relevant discipline (Civil / Mechanical / Electrical / Electronics / Computer Engineering / Information Technology, etc.) from a recognised Board / Institute / University. Specific qualifying diplomas vary by post — refer to the CEN's Annexure for the exact list per post.
- Nationality:
- Indian citizen, or subject of Nepal/Bhutan, or Tibetan refugee who came to India before 1 Jan 1962, or person of Indian origin migrated from specified countries with intent to settle permanently in India.
Bachelor's Degree route (JE / JE-IT / CMA / DMS)
- Age:
- 18-36 years. Same relaxations as above.
- Education:
- Bachelor's Degree in Engineering / Technology in the relevant discipline (B.E. / B.Tech in Civil / Mechanical / Electrical / Electronics & Communication / Computer Science / IT, etc.) from a recognised university. For JE-IT: B.Sc. (Computer Science) / BCA / B.Tech (CS/IT) / DOEACC 'B' Level. For CMA: B.Sc. with Chemistry as one subject plus Physics or Mathematics. For DMS: 3-year Diploma in Engineering OR Bachelor's Degree in any discipline.
- Nationality:
- Same as above.
Medical fitness standards
- Age:
- Applicable at the time of medical examination after document verification.
- Education:
- Medical category varies by post — A-3 (for Signal & Telecom, perception of colour required), B-1 (for most JE Civil / Mechanical / Electrical posts requiring outdoor duty), C-1 (for JE-IT, DMS, CMA — indoor / desk-based). Candidates must meet the prescribed visual and physical standards or stand disqualified at the final stage.
- Nationality:
- Same as above.
Exam Pattern
Stage-by-stage breakdown of the recruitment process.
CBT 1 — First Stage Computer Based Test (Qualifying)
- Mode
- Online CBT
- Sections
- Mathematics · General Intelligence & Reasoning · General Science · General Awareness
- Questions
- 100 (Math 30 + Reasoning 25 + General Science 30 + GA 15)
- Marks
- 100 (1 mark per correct)
- Duration
- 90 minutes (120 minutes for PwBD with scribe)
- Negative marking
- -1/3 mark per wrong answer
CBT 1 is QUALIFYING ONLY — marks do not count towards final merit. Minimum qualifying percentage: UR 40%, OBC-NCL 30%, SC 30%, ST 25%. Shortlist is typically 15x the vacancies per discipline (community-wise).
CBT 2 — Second Stage Computer Based Test (Merit-deciding)
- Mode
- Online CBT
- Sections
- General Awareness · Physics & Chemistry · Basics of Computers & Applications · Basics of Environment & Pollution Control · Technical Abilities (discipline-specific)
- Questions
- 150 (GA 15 + Physics & Chemistry 15 + Computers 10 + Environment 10 + Technical Abilities 100)
- Marks
- 150 (1 mark per correct)
- Duration
- 120 minutes (160 minutes for PwBD with scribe)
- Negative marking
- -1/3 mark per wrong answer
Technical Abilities section is discipline-specific (chosen at application time — Civil, Mechanical, Electrical, Electronics, S&T, IT, CMA, DMS) and carries 100 of the 150 marks — this is the section that decides final merit. Minimum qualifying percentage: UR 40%, OBC-NCL 30%, SC 30%, ST 25%.
Document Verification & Medical Examination
- Mode
- Document check + medical fitness test
- Sections
- Educational certificates, ID, category proof, medical fitness as per post category (A-3 / B-1 / C-1)
- Questions
- —
- Marks
- —
- Duration
- —
- Negative marking
- —
Final stage for shortlisted candidates from CBT 2. Failure to produce original certificates, mismatch in personal details, or failure to meet medical standards leads to disqualification. The final panel is prepared post-medical.
Syllabus
Tap any section to see the full list of subtopics.
Mathematics (CBT 1)11 topics
- Number system, BODMAS, decimals, fractions, LCM & HCF
- Percentages, profit and loss, discount
- Ratio and proportion, partnership, average, age problems
- Simple and Compound Interest
- Time and work, pipes and cisterns
- Time, speed and distance (trains, boats and streams)
- Mensuration (2D — triangles, circles; 3D — cube, cylinder, cone, sphere)
- Basic algebra (linear and quadratic equations)
- Geometry (triangles, circles, polygons)
- Trigonometry basics (ratios, identities, heights and distances)
- Elementary statistics and data interpretation (tables, bar/pie charts)
General Intelligence & Reasoning (CBT 1)11 topics
- Analogies (word, number, alphabet)
- Number, letter and alphanumeric series
- Coding-decoding (fictitious, conditional, mathematical)
- Classification (odd-one-out)
- Mathematical operations and BODMAS-based reasoning
- Blood relations (multi-step) and direction sense
- Syllogisms (2-3 statement), statement-conclusion
- Ranking and seating arrangement (linear, circular)
- Venn diagrams and set-based reasoning
- Calendar (day from date) and clock (angle calculation)
- Decision making, data sufficiency
General Science (CBT 1)4 topics
- Physics — motion, force, work-energy-power, heat, sound, light, electricity, magnetism (Class 10 NCERT)
- Chemistry — atomic structure, periodic table, acids/bases/salts, metals and non-metals, common chemical formulae
- Biology — cell, life processes, human body systems (digestive, respiratory, circulatory), plant biology, common diseases and vitamins
- Everyday science applications (cooking, electricity at home, common chemicals)
General Awareness (CBT 1 + CBT 2)8 topics
- Current affairs of national and international importance (last 6-12 months)
- Indian Geography (states, rivers, mountains, climate, natural resources)
- Indian Polity (Constitution basics, key Articles, Parliament, judiciary)
- Indian History (ancient, medieval, modern — freedom struggle)
- Indian Economy (RBI, major schemes, basic concepts)
- Indian Railways — zones, divisions, major routes, key milestones, recent projects (Vande Bharat, KAVACH, Gati Shakti)
- Engineering and infrastructure context (DRDO, ISRO, BARC, NHAI, Bharatmala, Sagarmala, Smart Cities)
- Sports, awards, books, persons in news, places in news
Physics & Chemistry (CBT 2)10 topics
- Physics — Mechanics (laws of motion, work-energy, gravitation)
- Physics — Thermal (heat, calorimetry, thermodynamics basics)
- Physics — Waves and Optics (refraction, reflection, lenses, mirrors)
- Physics — Electricity and Magnetism (Ohm's law, EMI basics, capacitors)
- Physics — Modern Physics (atomic structure, nuclear basics, photoelectric effect)
- Chemistry — Atomic structure, periodic table, chemical bonding
- Chemistry — States of matter, thermodynamics basics, equilibrium
- Chemistry — Acids, bases, salts, redox basics, electrochemistry basics
- Chemistry — Organic basics (hydrocarbons, functional groups)
- Chemistry — Inorganic basics (s-block, p-block fundamentals, common compounds)
Basics of Computers & Applications (CBT 2)10 topics
- Computer architecture — CPU, RAM, ROM, hardware vs software
- Input/output devices and storage media
- Number systems (binary, octal, hexadecimal conversions)
- Operating systems — Windows, Linux (basic concepts, file system)
- MS Office — Word, Excel, PowerPoint key features and shortcuts
- Internet and email basics, web browsers
- Networking fundamentals — LAN, WAN, IP, DNS, HTTP/HTTPS
- Cybersecurity basics — firewall, antivirus, phishing, password hygiene
- Database basics — DBMS, primary key, basic SQL
- Cloud computing basics (IaaS / PaaS / SaaS conceptual)
Basics of Environment & Pollution Control (CBT 2)10 topics
- Ecosystem — biotic and abiotic components, food chains and food webs
- Biodiversity — types, hotspots, biosphere reserves of India, conservation strategies
- Air pollution — causes, effects, control measures, AQI
- Water pollution — sources, effects, treatment basics (BOD, COD)
- Soil and noise pollution — causes, effects, control
- Climate change — greenhouse effect, ozone depletion, global warming
- Major environmental laws — Environment Protection Act 1986, Wildlife Protection Act 1972, Air Act 1981, Water Act 1974
- International conventions — Kyoto Protocol, Paris Agreement, Montreal Protocol
- Renewable and non-renewable energy sources
- Current environmental issues — forest fires, plastic ban, air quality
Engineering Discipline — Technical Abilities (CBT 2, 100 questions)8 topics
- Civil — Building materials, surveying, soil mechanics, hydraulics, irrigation, transportation, environmental engineering, structural analysis, RCC and steel design, estimation and costing
- Mechanical — Engineering mechanics, strength of materials, thermodynamics, fluid mechanics, heat transfer, IC engines, manufacturing processes, theory of machines, material science
- Electrical — Basic concepts (Ohm's, Kirchhoff's, network theorems), circuit theory, electrical machines (DC/AC/transformers/induction), power systems, power electronics, control systems, measurements, utilization
- Electronics & Communication — Electronic devices, analog and digital circuits, signals and systems, communication systems, microprocessors
- Signal & Telecom — Signal engineering basics, axle counters, point machines, interlocking, optical fibre and microwave communication, railway telecom networks
- JE (IT) — Programming fundamentals (C / Python), data structures, DBMS, operating systems, computer networks, web technology basics, software engineering
- Chemical & Metallurgical (CMA) — Process engineering, metallurgy, materials testing, water and oil analysis (relevant to railway workshops)
- Depot Material Superintendent (DMS) — Stores management, inventory control, procurement procedures, basic engineering fundamentals
Preparation Strategy
CBT 1 is qualifying only — don't over-invest. Target 75-80% accuracy with steady prep over 6-8 weeks. The four sections (Math 30, Reasoning 25, General Science 30, GA 15) draw from Class 10 NCERT level — engineers should clear this comfortably with focused practice.
CBT 2 Technical Abilities is THE differentiator — 100 questions = 67% of the merit-deciding paper. Spend 60-70% of your total prep time on your chosen discipline. Use your diploma / B.Tech course books as the foundation and layer on practice with Made Easy / IES Master objective-type books which match RRB JE depth.
Solve at least 5 years of previous-year RRB JE papers FOR YOUR DISCIPLINE — patterns repeat heavily. In Civil: cement compressive strength, Bernoulli applications, soil classification, RCC slab design recur. In Mech: Carnot cycle, IC engine cycles, gear ratios. In Electrical: transformer ratios, machine slip, network theorems. In S&T: axle counters, interlocking logic, optical fibre fundamentals.
Physics & Chemistry (CBT 2, 15 Qs) maps to Class 11-12 NCERT — do not skip. Same for Basics of Computers (10 Qs) and Environment (10 Qs) — these are easy 35 marks if prepped consistently for 3-4 weeks before exam. Treat them as scoring sections.
GA in CBT 2 (15 Qs) leans heavily on Indian Railways context — zones, divisions, Vande Bharat, KAVACH (indigenous Automatic Train Protection), Gati Shakti, electrification milestones, major bridge / tunnel projects. Build a Railway-specific GK notebook from Day 1.
Mock test discipline — full-length CBT 2 mocks (150 questions in 120 minutes) at least twice a week in the final 8 weeks. Focus on time-per-section split — aim for 40 mins on the 50 non-technical questions and 80 mins on the 100 technical questions.
Recent Changes to Know
- CBT 1 has 100 questions in 90 minutes; CBT 2 has 150 questions in 120 minutes — both with 1/3 negative marking per wrong answer.
- CBT 1 is QUALIFYING ONLY — final merit is based on CBT 2 scores alone (a major shift from earlier RRB cycles where CBT 1 also counted).
- Technical Abilities section in CBT 2 is now 100 questions (out of 150) — making the discipline-specific section the dominant scoring area at 67% of the paper.
- Documents Verification + Medical replaces the earlier separate Aptitude Test for most posts (Aptitude Test still applies for a few specialised cabin / signal posts as per the CEN).
- Application is fully online via the regional RRB websites (linked from rrbcdg.gov.in) — single application allows preference of multiple RRB zones.
Important Dates
- Notification
- Typically released every 2-3 years as a Centralised Employment Notice (CEN). Latest CEN cycle issued by the RRBs — check the regional RRB site or rrbcdg.gov.in for the active notification.
- Exam
- CBT 1: 2-3 months after application closure · CBT 2: 2-4 months after CBT 1 results · DV & Medical: 3-6 months after CBT 2 results
- Results
- CBT 1 results 1-2 months after exam · CBT 2 results 2-3 months after exam · Final panel after DV and Medical (typically 12-18 months from CBT 1)
Dates change every recruitment cycle. RRB JE is not held annually — always check the latest CEN on the regional RRB websites and rrbcdg.gov.in for the current schedule.
Widely-Used Reference Books
Popular books many aspirants use — pick what fits your level.
- Made Easy — RRB JE / GATE / ESE objective practice series (branch-specific Civil / Mechanical / Electrical / Electronics)
- IES Master — Objective practice books (branch-specific) for Technical Abilities depth
- BC Punmia — Civil Engineering textbook series (Surveying, RCC, Hydraulics)
- Khurmi & Gupta — Mechanical Engineering (Strength of Materials, Theory of Machines, IC Engines)
- VK Mehta / BL Theraja — Electrical Engineering (Volume 1 + 2)
- GK Publications / Disha — RRB JE CBT 1 + CBT 2 guide (full syllabus)
- Lucent's General Knowledge (for GA and Indian Railways static facts)
- NCERT Class 11 & 12 — Physics and Chemistry (for CBT 2 P&C section)
- RS Aggarwal — Verbal & Non-Verbal Reasoning (for CBT 1 Reasoning)
- Manorama Yearbook (current affairs reference for GA)
RRB JE (Junior Engineer) mock test — frequently asked questions
Is the RRB JE (Junior Engineer) mock test on Kamiyab really free?
Yes, completely free. No signup, no payment and no hidden charges — every RRB JE (Junior Engineer) practice test and full mock on Kamiyab is free to use.
Do I need to create an account to attempt the RRB JE (Junior Engineer) mock test?
No. You can start any RRB JE (Junior Engineer) quick practice or full mock without signing up. Just pick a topic and begin.
How many questions are there in the RRB JE (Junior Engineer) mock test?
Quick Practice gives you a focused 10-question, ~10-minute test on a single topic. Full Mock is a longer paper of up to 100 questions built to match the RRB JE (Junior Engineer) exam pattern and timing.
Which subjects and topics are covered for RRB JE (Junior Engineer)?
8 topics are covered for RRB JE (Junior Engineer), including Mathematics, General Intelligence & Reasoning, General Science and more. Each topic can be practised on its own as a quick test or combined into a full-length mock.
Are the RRB JE (Junior Engineer) questions reliable and up to date with the latest syllabus?
Quick Practice questions are hand-curated and kept aligned with the current official RRB JE (Junior Engineer) syllabus, each with a short explanation. When the exam body revises the syllabus, the question bank is updated so you are not practising removed or out-of-syllabus topics.
Do I get the correct answers and explanations for RRB JE (Junior Engineer)?
Yes. After you submit the test, every question shows the correct option along with a short explanation, so you can review and fix weak areas immediately.
Will the RRB JE (Junior Engineer) mock test work on a low-end phone or slow connection?
Yes. Kamiyab runs in any modern mobile browser with no app install. The timer, scoring and explanations all work on basic Android phones and on slow networks.
How should I use Kamiyab to prepare for RRB JE (Junior Engineer)?
Use Quick Practice daily for topic-wise revision, then take a Full Mock to simulate the real RRB JE (Junior Engineer) timer and pressure. Read the explanations after every test and re-practise the topics where you score low.
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