Back to Plumber Info & Full CBT38 Exam Qs (76 Marks) • 12 Practice MCQsDGT Syllabus PDF Report Wrong Info

Plumber — Trade Theory NCVT Mock Test

Q: What topics should I focus on for Plumber Trade Theory?

Core Plumber syllabus modules: Pipe fitting tools (pipe wrench, die stock, flaring & fusion welders); PVC, CPVC, PPR, GI & cast-iron pipe jointing & pressure testing; Sanitary appliances, S/P/Gully traps, manholes & rainwater harvesting; Centrifugal/submersible pumps, hydro-pneumatic systems & solar heating.

Q: How do I practise the other CBT subjects for Plumber?

Use the subject switcher tabs directly above the test simulator to jump between Trade Theory, Workshop Calculation & Science, Engineering Drawing, Employability Skills, or open the Full CBT Mock Test on the Plumber trade page.

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. Practise verified objective questions tailored for Plumber trainees (1 Year • Plumbing • Engineering).

Switch Plumber Subject:Trade Theory Workshop Calculation & Science Engineering Drawing Employability Skills Combined Full CBT

NIMI / DGT CBT Simulator

Plumber — Trade Theory Mock Test

Minimum 33% in CBT Professional Knowledge component • Zero Negative Marking

Questions

Max Marks

Time Limit

18m

Neg. Marking

NONE

Choose Test Mode

Shows the right answer and NIMI technical explanation immediately after each question.

Trade Info:Engineering (1 Year • Level 2.5)•Open Plumber Full Page

Important Trade Theory Topics Covered

All Trades for Theory →

Pipe fitting tools (pipe wrench, die stock, flaring & fusion welders)

PVC, CPVC, PPR, GI & cast-iron pipe jointing & pressure testing

Sanitary appliances, S/P/Gully traps, manholes & rainwater harvesting

Centrifugal/submersible pumps, hydro-pneumatic systems & solar heating

ITI Plumber trainee wearing blue shirt and clear safety glasses tightening fittings on a CPVC cold-water manifold with a pipe wrench beside an orange power pipe-threading machine, pressure test gauges, brass gate valves, and ceramic sanitaryware

Civil & Construction Lab

Plumber CPVC Piping, Threading & Sanitary Fixture Bay

Installing CPVC/PVC and copper supply runs, threading GI pipes on a rotary die head, hydrostatic pressure testing, and setting washbasins and WCs.

Content Verification & Error Reporting

Notice an incorrect MCQ, option, or explanation in Plumber Trade Theory? Send the Question ID directly on WhatsApp (+917585821444).

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Frequently Asked Questions

In the official DGT Computer-Based Test for Plumber, Trade Theory accounts for 38 Multiple Choice Questions carrying 76 marks (2 marks per correct answer, no negative marking).

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