Trade Theory — NCVT Mock Test & Question Bank
Trade Theory carries the highest marks weightage in every NCVT AITT Computer-Based Test—38 questions (76 marks) for Engineering trades and 50 questions (100 marks) for Non-Engineering trades. Choose any trade below or run the interactive Trade Theory simulator right here.
NIMI / DGT CBT Simulator
Trade Theory — Interactive NCVT Practice
Switch trades to tailor Trade Theory or practise common Engineering/Employability papers
Questions
12
Max Marks
24
Time Limit
18m
Neg. Marking
NONE
Choose Test Mode
Shows the right answer and NIMI technical explanation immediately after each question.
Key Syllabus Modules in Trade Theory
Occupational safety, hand tools & measuring instruments
Core machines, circuits, assemblies & trade operations
Fault diagnosis, maintenance & troubleshooting
BIS standards, specifications & industrial best practices
Practical Lab Connection
Trade Theory Inside ITI Workshops
Visual reference from ITI NCVT practical bays showing how Trade Theory principles apply on the shop floor.
Electrical & Electronics
Electrician Motor Control Panel & Multimeter Testing
Troubleshooting MCBs, contactors, thermal overload relays, and 3-phase squirrel-cage induction motor wiring inside the ITI Electrical workshop.
ElectricianOpen Trade
Mechanical & Machining
Fitter Bench Filing & Precision Marking Workshop
Hands-on bench-work practical: precision filing to layout lines checked with a vernier caliper and engineer's try square in an ITI Fitter shop.
FitterOpen Trade
Welding & Fabrication
Welder SMAW Arc Welding & Oxy-Acetylene Gas Booth
Shielded Metal Arc Welding (SMAW) T-fillet bead practice alongside oxy-acetylene gas welding cylinders with flashback regulators.
WelderOpen Trade
Automotive & EV
Mechanic Electric Vehicle High-Voltage Battery Lab
Safe HV battery isolation, BMS cell-voltage diagnostics, orange HV cable harness inspection, and traction motor drive training under 1000V PPE rules.
Mechanic Electric VehicleOpen Trade
IT, Media & Office
COPA Programming & Dual-Display Computer Lab
Practical coding sessions in Python, HTML/CSS/JavaScript, LibreOffice productivity tools, and basic LAN cabling inside the ITI COPA lab.
COPAOpen Trade
CNC, Robotics & Industry 4.0
CNC Machining Technician Multi-Axis VMC Controller & Offset Bay
Work-coordinate G54 zero setting, tool-length and cutter-compensation entry, dry-run simulation, and dimensional part inspection.
CNC Machining TechnicianOpen Trade
Practise Trade Theory by Trade (170 Trades)
Filter Trades Directory →Engineering2 Years
Electrician
Power
Engineering2 Years
Fitter
Capital Goods & Manufacturing
Engineering1 Year
Welder
Capital Goods & Manufacturing
Engineering1 Year
Mechanic Diesel
Automotive
Engineering2 Years
Electronics Mechanic
Electronics & Hardware
Engineering2 Years
Turner
Capital Goods & Manufacturing
Engineering2 Years
Machinist
Capital Goods & Manufacturing
Engineering2 Years
Wireman
Power
Engineering2 Years
Mechanic Motor Vehicle
Automotive
Engineering2 Years
Draughtsman (Civil)
Construction
Engineering2 Years
Refrigeration and Air Conditioning Technician
Capital Goods & Manufacturing
Engineering1 Year
Plumber
Plumbing
Non-Engineering1 Year
Computer Operator and Programming Assistant (COPA)
IT & ITeS
Non-Engineering1 Year
Stenographer Secretarial Assistant (English)
Office Administration & Facility Management
Non-Engineering1 Year
Sewing Technology
Apparel
Non-Engineering1 Year
Cosmetology
Beauty & Wellness
Non-Engineering6 Months
Drone Pilot (Junior)
Aerospace & Aviation
Non-Engineering1 Year
Floriculture & Landscaping
Agriculture
Non-Engineering1 Year
Horticulture
Agriculture
Non-Engineering1 Year
Soil Testing and Crop Technician
Agriculture
Non-Engineering1 Year
Computer Aided Embroidery & Designing
Apparel
Divyang1 Year
Cutting & Sewing (Divyang)
Apparel
Non-Engineering1 Year
Dress Making
Apparel
Non-Engineering6 Months
Driver Cum Mechanic (LMV)
Automotive
Engineering2 Years
Mechanic Agricultural Machinery
Automotive
Engineering1 Year
Mechanic Auto Body Painting
Automotive
Engineering1 Year
Mechanic Auto Body Repair
Automotive
Divyang1 Year
Mechanic Auto Electrical and Electronics
Automotive
Engineering1 Year
Mechanic Tractor
Automotive
Engineering1 Year
Mechanic Two & Three Wheeler
Automotive
Engineering1 Year
Pump Operator Cum Mechanic
Automotive
Non-Engineering1 Year
Hair & Skin Care
Beauty & Wellness
Non-Engineering1 Year
Spa Therapy
Beauty & Wellness
Non-Engineering1 Year
Finance Executive
BFSI (Banking, Finance Service & Insurance)
Engineering1 Year
Additive Manufacturing Technician (3D Printing)
Capital Goods & Manufacturing
Engineering1 Year
Marine Engine Fitter
Capital Goods & Manufacturing
Engineering2 Years
Marine Fitter
Capital Goods & Manufacturing
Engineering2 Years
Mechanic Machine Tool Maintenance
Capital Goods & Manufacturing
Engineering2 Years
Operator Advanced Machine Tool
Capital Goods & Manufacturing
Engineering2 Years
Architectural Draughtsman
Construction
Engineering2 Years
Central Air Condition Plant Mechanic
Capital Goods & Manufacturing
Engineering2 Years
Draughtsman Mechanical
Capital Goods & Manufacturing
Engineering1 Year
Foundryman
Capital Goods & Manufacturing
Divyang2 Years
Metal Cutting Attendant (For Visually Impaired)
Capital Goods & Manufacturing
Engineering2 Years
Machinist Grinder
Capital Goods & Manufacturing
Engineering1 Year
Sheet Metal Worker
Capital Goods & Manufacturing
Engineering2 Years
Tool & Die Maker (Dies & Moulds)
Capital Goods & Manufacturing
Engineering2 Years
Tool & Die Maker (Press Tools, Jigs & Fixtures)
Capital Goods & Manufacturing
Engineering1 Year
Welder (Fabrication & Fitting)
Capital Goods & Manufacturing
Engineering1 Year
Welder (GMAW & GTAW)
Capital Goods & Manufacturing
Engineering1 Year
Welder (Pipe)
Capital Goods & Manufacturing
Engineering1 Year
Welder (Structural)
Capital Goods & Manufacturing
Engineering1 Year
Welder (Welding & Inspection)
Capital Goods & Manufacturing
Engineering2 Years
Attendant Operator (Chemical Plant)
Chemicals & Petrochemicals
Engineering2 Years
Instrument Mechanic (Chemical Plant)
Chemicals & Petrochemicals
Engineering2 Years
Laboratory Assistant (Chemical Plant)
Chemicals & Petrochemicals
Engineering2 Years
Maintenance Mechanic (Chemical Plant)
Chemicals & Petrochemicals
Engineering1 Year
Plastic Processing Operator
Chemicals & Petrochemicals
Engineering1 Year
Wood Work Technician
Wood & Carpentry
Engineering2 Years
Civil Engineering Assistant
Construction
Engineering1 Year
Domestic Painter
Construction
Engineering1 Year
Industrial Painter
Construction
Engineering1 Year
Interior Design & Decoration
Construction
Engineering1 Year
Mason (Building Constructor)
Construction
Engineering2 Years
Painter (General)
Construction
Engineering2 Years
Surveyor
Construction
Non-Engineering1 Year
Early Childhood Educator
Education, Training & Research
Engineering2 Years
Electrician – Power Distribution
Power
Engineering2 Years
Electroplater
Chemicals & Petrochemicals
Engineering2 Years
Instrument Mechanic
Electronics & Hardware
Engineering2 Years
Mechanic Consumer Electronic Appliances
Electronics & Hardware
Non-Engineering1 Year
IoT Technician (Smart Agriculture)
IT & ITeS
Non-Engineering1 Year
IoT Technician (Smart City)
IT & ITeS
Non-Engineering1 Year
IoT Technician (Smart Healthcare)
IT & ITeS
Non-Engineering6 Months
Smartphone Technician Cum App Tester
Electronics & Hardware
Engineering2 Years
Technician Power Electronic Systems
Electronics & Hardware
Engineering1 Year
Solar Technician (Electrical)
Power
Non-Engineering1 Year
Baker & Confectioner
Food Industry
Non-Engineering1 Year
Dairying
Food Industry
Non-Engineering1 Year
Agro Processing
Food Industry
Non-Engineering1 Year
Food & Beverages Service Assistant
Tourism & Hospitality
Non-Engineering1 Year
Food Beverage
Food Industry
Non-Engineering1 Year
Fruits and Vegetables Processing
Food Industry
Non-Engineering1 Year
Milk & Milk Product Technician
Food Industry
Non-Engineering1 Year
Marketing Executive
Office Administration & Facility Management
Non-Engineering1 Year
Bamboo Works
Handicrafts & Carpets
Non-Engineering2 Years
Radiology Technician
Healthcare
Non-Engineering2 Years
Dental Laboratory Equipment Technician
Healthcare
Non-Engineering1 Year
Health Sanitary Inspector
Healthcare
Non-Engineering1 Year
Physiotherapy Technician
Healthcare
Non-Engineering1 Year
Geriatric (Old Age) Care
Healthcare
Engineering2 Years
Technician Medical Electronics
Electronics & Hardware
Engineering2 Years
Refractory Technician
Capital Goods & Manufacturing
Engineering2 Years
Information & Communication Technology System Maintenance (ICTSM)
IT & ITeS
Engineering2 Years
Information Technology
IT & ITeS
Non-Engineering1 Year
Geo-Informatics Assistant
IT & ITeS
Non-Engineering1 Year
Computer Hardware & Network Maintenance
IT & ITeS
Divyang1 Year
Computer Operator and Programming Assistant (Divyang)
IT & ITeS
Non-Engineering1 Year
Database System Assistant
IT & ITeS
Non-Engineering1 Year
Desktop Publishing Operator
IT & ITeS
Non-Engineering1 Year
Multimedia, Animation & Special Effects
IT & ITeS
Non-Engineering1 Year
Software Testing Assistant
IT & ITeS
Non-Engineering1 Year
Footwear Maker
Leather
Non-Engineering1 Year
Leather Goods Maker
Leather
Non-Engineering1 Year
Secretarial Practice (English)
Office Administration & Facility Management
Non-Engineering1 Year
Digital Photographer
Media & Entertainment
Non-Engineering1 Year
Photographer
Media & Entertainment
Non-Engineering1 Year
Video Cameraman
Media & Entertainment
Divyang1 Year
Desktop Publishing Operator (For Visually Impaired)
IT & ITeS
Engineering2 Years
Mechanic Mining Machinery
Capital Goods & Manufacturing
Engineering1 Year
Stone Mining Machine Operator
Mining
Engineering1 Year
Stone Processing Machine Operator
Mining
Non-Engineering1 Year
Human Resource Executive
Office Administration & Facility Management
Engineering1 Year
Mechanic Lens/Prism Grinding
Capital Goods & Manufacturing
Non-Engineering1 Year
Fire Technology and Industrial Safety Management
Safety & Security
Non-Engineering6 Months
Fireman
Private Security
Non-Engineering1 Year
Health, Safety & Environment
Healthcare
Engineering1 Year
Rubber Technician
Rubber Industry
Engineering2 Years
Vessel Navigator
Transportation Logistics & Warehouse
Engineering2 Years
Spinning Technician
Textile & Handloom
Engineering2 Years
Textile Mechatronics
Capital Goods & Manufacturing
Engineering2 Years
Textile Wet Processing Technician
Textile & Handloom
Engineering1 Year
Weaving Technician
Textile & Handloom
Non-Engineering1 Year
Surface Ornamentation Techniques (Embroidery)
Apparel
Non-Engineering1 Year
Weaving Technician for Silk & Woolen Fabrics
Textile & Handloom
Non-Engineering1 Year
Front Office Assistant
Tourism & Hospitality
Non-Engineering1 Year
Catering & Hospitality Assistant
Tourism & Hospitality
Non-Engineering1 Year
Food Production (General)
Food Industry
Non-Engineering1 Year
Hospital Housekeeping
Tourism & Hospitality
Non-Engineering1 Year
Housekeeper
Tourism & Hospitality
Non-Engineering1 Year
Tourist Guide
Tourism & Hospitality
Non-Engineering1 Year
Travel & Tour Assistant
Tourism & Hospitality
Engineering2 Years
Lift and Escalator Mechanic
Power
Engineering2 Years
Aeronautical Structure and Equipment Fitter
Capital Goods & Manufacturing
Engineering2 Years
Technician Mechatronics
Capital Goods & Manufacturing
Non-Engineering6 Months
Data Entry Operator
IT & ITeS
Engineering1 Year
In Plant Logistics Assistant
Logistics
Engineering1 Year
Warehouse Technician
Logistics
Engineering2 Years
Technician Electronics System Design and Repair
Electronics & Hardware
Non-Engineering6 Months
Fiber To Home Technician
Telecom
Non-Engineering6 Months
Drone Technician
Aerospace & Aviation
Engineering1 Year
Engineering Design Technician
Capital Goods & Manufacturing
Engineering2 Years
Virtual Analysis and Designer (Finite Element Method)
Capital Goods & Manufacturing
Engineering1 Year
Industrial Robotics & Digital Manufacturing Technician
Capital Goods & Manufacturing
Engineering1 Year
Manufacturing Process Control and Automation Technician
Capital Goods & Manufacturing
Engineering2 Years
CNC Machining Technician
Capital Goods & Manufacturing
Engineering2 Years
Mechanic Electric Vehicle
Automotive
Non-Engineering6 Months
Honey Processing Technician
Food Industry
Non-Engineering1 Year
Stenographer Secretarial Assistant (Hindi)
Office Administration & Facility Management
Engineering2 Years
Small Hydro Power Plant Technician
Power
Engineering2 Years
Wind Plant Technician
Power
Non-Engineering1 Year
Fashion Design & Technology
Apparel
Non-Engineering1 Year
5G Network Technician
Telecom
Engineering1 Year
Computer Aided Manufacturing (CAM) Programmer
Capital Goods & Manufacturing
Non-Engineering1 Year
Data Annotation Assistant
IT & ITeS
Non-Engineering1 Year
Cyber Security Assistant
IT & ITeS
Non-Engineering1 Year
Artificial Intelligence Programming Assistant
IT & ITeS
Engineering1 Year
Semiconductor Technician
Electronics & Hardware
Non-Engineering1 Year
Basohli Painting Artist
Handicrafts & Carpets
Non-Engineering1 Year
Carpet Weaving Artisan - Handloom
Handicrafts & Carpets
Non-Engineering1 Year
Hand Embroidery Artisan
Handicrafts & Carpets
Non-Engineering1 Year
Shawl Weaving Artisan
Handicrafts & Carpets
Non-Engineering1 Year
Wood Carving Artisan
Handicrafts & Carpets
Non-Engineering1 Year
Paper Mache Artisan
Handicrafts & Carpets
Non-Engineering1 Year
Traditional Phulkari Artisan
Handicrafts & Carpets
Non-Engineering1 Year
Nursery & Orchard Technician
Agriculture
Engineering1 Year
Green Hydrogen Production Technician
Environmental Science
Non-Engineering2 Years
Industrial Internet of Things (IIoT) Technician
IT & ITeS
Engineering1 Year
Food Processing Equipment Technician
Food Industry
Engineering2 Years
Nuclear Power Plant Technician
Power
Content Verification & Error Reporting
Found an incorrect question, answer, syllabus detail, or portal link? Send it directly to our academic review desk on WhatsApp (+917585821444).
Frequently Asked Questions
Trade Theory is mandatory for all trainees across all 170 Engineering, Non-Engineering, and Divyang ITI CTS trades.
Related NCVT Guides & Mock Tests
Navigate directly between NCVT CBT practice papers and official portal guides.
Mock TestsInteractive CBT
NCVT Mock Test
Simulate the official 75-question, 150-mark NCVT AITT CBT exam across 170 Engineering, Non-Engineering & Divyang trades and all 4 subjects.
Mock TestsTrade Launcher
ITI NCVT Mock Test
Direct trade-wise launcher for 1st Year and 2nd Year ITI NCVT mock tests based on the latest NIMI & Bharat Skills question bank.
Documents & Results2026 Scorecard
ITI Result 2026
How to check ITI NCVT Result 2026 with PRN & DOB, official DGT 33% CBT & 60% Practical passing marks table, and interactive pass calculator.
Admit CardsCBT & Practical
Hall Ticket Download
Check attendance & FA eligibility and download your NCVT CBT or Practical Exam Hall Ticket via dgt.skillindiadigital.gov.in or ncvtmis.gov.in.
Documents & ResultsPDF Steps
Marksheet Download
Download your verified NCVT ITI Consolidated Marksheet PDF via Skill India Digital Hub (PRN), NCVT MIS Trainee Profile, or DigiLocker.
Documents & ResultsExplainer
NCVT Full Form
NCVT stands for National Council for Vocational Training under DGT (MSDE). Learn full details, schemes (CTS/ATS/CITS), and SCVT comparison.