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

Machinist — Trade Theory NCVT Mock Test

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

Core Machinist syllabus modules: Shaper quick-return mechanism, slotter & planer operations; Plain/universal milling, up vs down milling & dividing head indexing; Grinding wheel specification, truing, dressing & surface finish; Gear cutting calculations, broaching & CNC VMC G-codes.

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

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 Machinist 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 Machinist trainees (2 Years • Capital Goods & Manufacturing • Engineering).

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

NIMI / DGT CBT Simulator

Machinist — 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 (2 Years • Level 4)•Open Machinist Full Page

Important Trade Theory Topics Covered

All Trades for Theory →

Shaper quick-return mechanism, slotter & planer operations

Plain/universal milling, up vs down milling & dividing head indexing

Grinding wheel specification, truing, dressing & surface finish

Gear cutting calculations, broaching & CNC VMC G-codes

Illustration of a machinist trainee in yellow safety helmet, protective glasses, and blue overalls adjusting feeds on a vertical milling machine equipped with a glowing X Y Z digital readout panel

Mechanical & Machining Lab

Machinist Vertical Milling with 3-Axis DRO

Face milling a steel block clamped in a machine vice on a vertical turret mill monitored via 3-axis digital readout (DRO).

Content Verification & Error Reporting

Notice an incorrect MCQ, option, or explanation in Machinist 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 Machinist, Trade Theory accounts for 38 Multiple Choice Questions carrying 76 marks (2 marks per correct answer, no negative marking).

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