Machinist ITI 100 MCQ Test | DGT CTS 2.0 Interview Questions

Machinist ITI - 100 Technical MCQ

Machinist Trade Online Test | CTS 2.0 | NSQF Level 4

Questions based on the DGT CTS 2.0 Machinist Curriculum
Machinist - Revised July 2022 - Two Years - NSQF Level 4
Open DGT Curriculum PDF

Quiz Completed

Source basis: Government of India, Ministry of Skill Development & Entrepreneurship, Directorate General of Training, Competency Based Curriculum - Machinist, CTS, Revised July 2022, NSQF Level 4.

About this practice set

This page holds 100 multiple-choice questions for Machinist ITI, written to follow the CTS 2.0 syllabus of the Directorate General of Training (DGT) where the source reference above applies. It suits ITI trainees preparing for the all India trade test, for campus or apprenticeship interviews and for quick revision before a viva. The quiz checks each answer and gives an explanation; the full answer key follows so the questions are also readable without running the quiz.

How to use this quiz

  1. Attempt the questions in one sitting without searching for answers.
  2. Read the explanation shown after each answer, even when you were right.
  3. Write down the questions you missed and the reason in your own words.
  4. Open the answer key below to revise those questions.
  5. Retake the quiz after a day or two and compare your score.

Sample of what is covered

  • What is the duration of the Machinist CTS course?
  • What is the Professional Skill allocation in the first year?
  • Which operation is a basic fitting operation in the curriculum?
  • Which job shapes are mentioned for chuck-setting practice?
  • Which component can be used to produce taper on a lathe?
  • Which milling operation uses a formed cutter/profile?
  • What should be done to a grinding wheel/tool when required?
  • What does VMC stand for in the Machinist curriculum?

Answer key with explanations (100 questions)

Q1. What is the duration of the Machinist CTS course?

A. Two years ✓ Correct answer

B. Six months

C. One year

D. Three years

Explanation: The curriculum states a two-year duration.
Q2. What is the NSQF level of the Machinist trade?

A. Level 3

B. Level 2

C. Level 4 ✓ Correct answer

D. Level 5

Explanation: The document specifies NSQF Level 4.
Q3. Which sector is specified for the Machinist trade?

A. Automotive only

B. IT & ITeS

C. Capital Goods and Manufacturing ✓ Correct answer

D. Healthcare

Explanation: The cover identifies Capital Goods and Manufacturing as the sector.
Q4. What is the trade code of Machinist?

A. NCO/1016

B. DGT/1006

C. DGT/1016 ✓ Correct answer

D. CTS/1016

Explanation: The General Information section lists trade code DGT/1016.
Q5. What is the entry qualification specified for Machinist?

A. Passed 12th only

B. Engineering diploma

C. Passed 10th with Science and Mathematics or equivalent vocational subject ✓ Correct answer

D. Passed 8th class

Explanation: The entry qualification is 10th with Science and Mathematics or the specified equivalent vocational qualification.
Q6. What is the minimum age for admission?

A. 16 years

B. 12 years

C. 18 years

D. 14 years ✓ Correct answer

Explanation: The document specifies a minimum age of 14 years on the first day of the academic session.
Q7. How many students are specified as the unit strength?

A. 24

B. 20 ✓ Correct answer

C. 30

D. 16

Explanation: The General Information section specifies a unit strength of 20 students.
Q8. What is the space norm specified for the unit?

A. 130 sq. m ✓ Correct answer

B. 100 sq. m

C. 120 sq. m

D. 150 sq. m

Explanation: The document specifies 130 sq. m.
Q9. What is the power norm specified for the Machinist unit?

A. 20 kW ✓ Correct answer

B. 30 kW

C. 10 kW

D. 15 kW

Explanation: The specified power norm is 20 kW.
Q10. How many total training hours are specified for the two-year course excluding OJT/group project?

A. 2400 ✓ Correct answer

B. 1200

C. 1800

D. 3000

Explanation: The course structure shows 1200 hours in each year, totaling 2400 hours.
Q11. How many mandatory OJT/group-project hours are specified each year?

A. 150 ✓ Correct answer

B. 100

C. 240

D. 60

Explanation: The curriculum specifies 150 hours each year.
Q12. What certificate is awarded after successful completion of the training?

A. National Machining License

B. National Engineering Certificate

C. National Trade Certificate ✓ Correct answer

D. National Diploma

Explanation: DGT awards the National Trade Certificate (NTC).
Q13. What is the Professional Skill allocation in the first year?

A. 240 hours

B. 120 hours

C. 840 hours ✓ Correct answer

D. 600 hours

Explanation: Professional Skill is allocated 840 hours in the first year.
Q14. What is the Professional Knowledge allocation in the second year?

A. 300 hours ✓ Correct answer

B. 120 hours

C. 240 hours

D. 840 hours

Explanation: Professional Knowledge is allocated 300 hours in the second year.
Q15. Which career progression is explicitly mentioned?

A. Technician to Senior Technician, Supervisor and Manager ✓ Correct answer

B. Operator directly to Professor

C. Apprentice directly to Scientist

D. Fitter only

Explanation: The progression pathway lists Technician, Senior Technician, Supervisor and Manager.
Q16. Which item is specifically included in Machinist safety training?

A. Only electrical design

B. Personal Protective Equipment (PPE) ✓ Correct answer

C. Only office software

D. Only welding theory

Explanation: PPE use is part of the initial safety training.
Q17. What is included in first-aid training?

A. Only CNC programming

B. Only grinding theory

C. Only gear calculation

D. Basic first-aid methods ✓ Correct answer

Explanation: Basic first-aid training is explicitly listed.
Q18. Which waste is specifically mentioned for safe disposal?

A. Only coolant containers

B. Only plastic bottles

C. Cotton waste and metal chips/burrs ✓ Correct answer

D. Only paper

Explanation: The syllabus mentions safe disposal of cotton waste, metal chips and burrs.
Q19. Which safety signs are covered?

A. Only electrical symbols

B. Danger, Warning and Caution signs ✓ Correct answer

C. Only exit signs

D. Only fire signs

Explanation: Danger, Warning, caution and personal safety messages are included.
Q20. Which equipment is practiced for fire safety?

A. Fire extinguishers ✓ Correct answer

B. Lathe chuck

C. Micrometer

D. Indexing head

Explanation: Use of fire extinguishers is explicitly included.
Q21. What is included under shop-floor housekeeping?

A. Only CNC coding

B. Only gear cutting

C. Only lubrication charts

D. 5S concept and application ✓ Correct answer

Explanation: The theory section includes housekeeping and the 5S concept.
Q22. What does PPE primarily provide?

A. Thread generation

B. Dimensional measurement

C. Personal protection during work ✓ Correct answer

D. Work holding

Explanation: PPE is introduced as part of safe working practices.
Q23. What should a trainee do with unused materials and components?

A. Store or dispose of them in an environmentally appropriate manner ✓ Correct answer

B. Throw them anywhere

C. Mix them with finished parts

D. Leave them near the machine

Explanation: The assessment criteria repeatedly require appropriate storage/disposal of unused material and waste.
Q24. What is the basic fitting accuracy specified in the first learning outcome?

A. ±0.25 mm ✓ Correct answer

B. ±0.5 mm

C. ±0.02 mm

D. ±1 mm

Explanation: Basic fitting operations are specified at ±0.25 mm accuracy.
Q25. Which operation is a basic fitting operation in the curriculum?

A. Gear hobbing only

B. Hacksawing ✓ Correct answer

C. CNC contour milling only

D. Bevel gear cutting only

Explanation: Hacksawing is listed among the basic fitting operations.
Q26. Which tool is used for marking a workpiece?

A. Scriber ✓ Correct answer

B. Grinding wheel

C. Tailstock

D. V-block

Explanation: Marking with a scriber and steel rule is included.
Q27. Which tool is used to hold a workpiece during bench fitting?

A. Indexing head

B. Lathe chuck

C. Tailstock

D. Bench vice ✓ Correct answer

Explanation: The syllabus includes familiarisation with a bench vice.
Q28. Which fitting operation removes material using a file?

A. Tapping

B. Reaming

C. Filing ✓ Correct answer

D. Knurling

Explanation: Filing is one of the basic fitting operations.
Q29. Which operation produces internal threads using a tap?

A. Facing

B. Tapping ✓ Correct answer

C. Knurling

D. Dieing

Explanation: Tapping is explicitly listed.
Q30. Which operation produces external threads using a die?

A. Reaming

B. Dieing ✓ Correct answer

C. Boring

D. Tapping

Explanation: Dieing is listed among the component-making operations.
Q31. Which operation is used to finish and size a drilled hole accurately?

A. Knurling

B. Reaming ✓ Correct answer

C. Facing

D. Parting

Explanation: Reaming is included and is used for accurate hole finishing.
Q32. Which instruments are specifically named for dimensional checking?

A. Only steel rule

B. Vernier, screw gauge and micrometer ✓ Correct answer

C. Only bevel protractor

D. Only try square

Explanation: The learning outcome explicitly names Vernier, screw gauge and micrometer.
Q33. Which principle is emphasized when making fits for assembly?

A. No tolerance

B. Manual estimation only

C. Random assembly

D. Interchangeability ✓ Correct answer

Explanation: The fitting outcome explicitly mentions interchangeability.
Q34. What tolerance is specified for the different fits in the first-year learning outcome?

A. ±0.2 mm ✓ Correct answer

B. ±0.1 mm

C. ±1 mm

D. ±0.02 mm

Explanation: The document specifies ±0.2 mm tolerance for these fits.
Q35. What angular tolerance is specified for those fits?

A. 0.1°

B. 5°

C. 1° ✓ Correct answer

D. 0.5°

Explanation: The specified angular tolerance is 1 degree.
Q36. Which two common lathe chucks are explicitly specified?

A. 2-jaw and 5-jaw

B. Collet and plate only

C. Magnetic and vacuum

D. 3-jaw and 4-jaw ✓ Correct answer

Explanation: The curriculum specifically mentions 3-jaw and 4-jaw chucks.
Q37. Which job shapes are mentioned for chuck-setting practice?

A. Only triangular

B. Round, square and hexagonal ✓ Correct answer

C. Only rectangular

D. Only round

Explanation: Round, square and hexagonal jobs are specified.
Q38. What should be set appropriately before lathe operation?

A. Only workbench height

B. Speed and feed ✓ Correct answer

C. Only lighting

D. Only coolant color

Explanation: The assessment criteria require setting the lathe at appropriate speed and feed.
Q39. Which operation produces a flat end face on a rotating job?

A. Parting

B. Grooving

C. Facing ✓ Correct answer

D. Knurling

Explanation: Facing is listed as a turning operation.
Q40. Which operation produces a reduced-diameter step?

A. Knurling

B. Parting

C. Facing

D. Step turning ✓ Correct answer

Explanation: Step turning is explicitly included.
Q41. Which operation separates a component from bar stock?

A. Reaming

B. Facing

C. Boring

D. Parting ✓ Correct answer

Explanation: Parting is included in the turning operations.
Q42. Which operation creates a textured surface for grip?

A. Knurling ✓ Correct answer

B. Chamfering

C. Boring

D. Reaming

Explanation: Knurling is listed among the turning operations.
Q43. Which operation enlarges an existing hole on a lathe?

A. Parting

B. Facing

C. Boring ✓ Correct answer

D. Knurling

Explanation: Boring is included, including counter and stepped boring.
Q44. Which operation is used to produce an internal recess/groove?

A. Facing

B. Knurling

C. Grooving ✓ Correct answer

D. Step turning

Explanation: Grooving is included among the specified turning operations.
Q45. Which cutting tool is specifically listed for thread cutting?

A. Only knurling tool

B. Only parting tool

C. Only form tool

D. Thread-cutting tool ✓ Correct answer

Explanation: Thread cutting tools are explicitly included.
Q46. What is the approximate accuracy specified for the listed turning-tool exercise?

A. ±0.6 mm

B. ±0.2 mm

C. ±0.01 mm

D. ±0.06 mm ✓ Correct answer

Explanation: The first-year turning learning outcome specifies ±0.06 mm accuracy.
Q47. Which thread directions are specifically mentioned for thread-cutting practice?

A. LH and RH ✓ Correct answer

B. Only LH

C. Only RH

D. Internal only

Explanation: Both left-hand and right-hand thread cutting are mentioned.
Q48. Which parameters are repeatedly used for machining setup?

A. Mass, density and volume

B. Voltage, current and frequency

C. Temperature, pressure and flow only

D. Feed, speed and depth of cut ✓ Correct answer

Explanation: Feed, speed and depth of cut are repeatedly specified as machining parameters.
Q49. Which component can be used to produce taper on a lathe?

A. V-block

B. Indexing head

C. Compound slide ✓ Correct answer

D. Tailstock only

Explanation: The learning outcome lists form tool, compound slide and tailstock offset for taper/angular work.
Q50. Which other lathe method is specified for taper/angular components?

A. Gear hobbing

B. Surface grinding

C. Tailstock offset ✓ Correct answer

D. Straddle milling

Explanation: Tailstock offset is specifically named.
Q51. What type of thread is specifically covered in a first-year learning outcome?

A. Only square thread

B. Only pipe thread

C. Metric-V thread ✓ Correct answer

D. Only Acme thread

Explanation: Metric-V threaded components are explicitly covered.
Q52. What should be checked after producing threaded male/female components?

A. Accuracy and proper assembly ✓ Correct answer

B. Only temperature

C. Only surface color

D. Only weight

Explanation: The assessment requires checking accuracy and suitability for male/female assembly.
Q53. Which additional thread forms are explicitly practiced later in first year?

A. Only buttress threads

B. Square and V threads ✓ Correct answer

C. Only metric coarse

D. Only pipe threads

Explanation: Square and V threaded components are listed.
Q54. Which slotting operations are specified?

A. Only grinding

B. Only drilling

C. Concave, convex, internal keyway and profiling ✓ Correct answer

D. Only face milling

Explanation: The slotting learning outcome lists concave, convex, internal keyways and profiling.
Q55. What slotting accuracy is specified?

A. ±0.04 mm ✓ Correct answer

B. ±0.4 mm

C. ±0.01 mm

D. ±0.2 mm

Explanation: The specified slotting accuracy is ±0.04 mm.
Q56. Which internal feature can be produced by slotting according to the syllabus?

A. Gear tooth only

B. External thread only

C. Counterbore only

D. Internal keyway ✓ Correct answer

Explanation: Internal keyways are explicitly listed.
Q57. What additional component is mentioned for slotting practice?

A. Bevel gear only

B. Internal sprocket ✓ Correct answer

C. Worm wheel only

D. Rack only

Explanation: Making an internal sprocket is included.
Q58. Which milling operation is explicitly included?

A. Only turning

B. Plain milling ✓ Correct answer

C. Only honing

D. Only lapping

Explanation: Plain milling is one of the listed conventional milling operations.
Q59. Which milling operation produces a flat face?

A. Boring

B. Knurling

C. Face milling ✓ Correct answer

D. Parting

Explanation: Face milling is explicitly included.
Q60. Which milling operation is used for angular surfaces?

A. Grinding only

B. Facing on lathe

C. Angular milling ✓ Correct answer

D. Reaming

Explanation: Angular milling is listed.
Q61. Which milling operation uses a formed cutter/profile?

A. Form milling ✓ Correct answer

B. Facing

C. Parting

D. Tapping

Explanation: Form milling is included.
Q62. Which milling method uses multiple cutters together?

A. Knurling

B. Boring

C. Facing

D. Gang milling ✓ Correct answer

Explanation: Gang milling is listed among the milling operations.
Q63. Which milling method is specifically listed for machining opposite/parallel surfaces in one setup?

A. Facing

B. Reaming

C. Straddle milling ✓ Correct answer

D. Parting

Explanation: Straddle milling is explicitly included.
Q64. What machine accessory is used for indexing work?

A. Bench vice

B. Indexing head ✓ Correct answer

C. Micrometer

D. Tailstock only

Explanation: The syllabus includes indexing and setting an indexing head.
Q65. Which component is included in second-year gear-related milling work?

A. Only washer

B. Spur gear ✓ Correct answer

C. Only plain shaft

D. Only bolt

Explanation: Spur gear is explicitly listed.
Q66. Which gear type is included in the second-year milling outcome?

A. Helical gear ✓ Correct answer

B. Only worm wheel

C. Only rack

D. Only bevel gear

Explanation: Helical gear is listed along with spur gear and rack/pinion.
Q67. Which non-gear component is included in indexing work?

A. Only bearing

B. External spline ✓ Correct answer

C. Only gasket

D. Only seal

Explanation: External spline is explicitly listed.
Q68. What should be checked after producing a gear?

A. Only sound

B. Only paint

C. Dimensions and functionality using instruments/gauges ✓ Correct answer

D. Only weight

Explanation: The assessment criteria require measurement and functionality checking.
Q69. Which grinding processes are specifically named?

A. Only belt sanding

B. Surface and cylindrical grinding ✓ Correct answer

C. Only thread grinding

D. Only centerless grinding

Explanation: The curriculum explicitly names surface and cylindrical grinding.
Q70. What accuracy is specified for the first-year grinding learning outcome?

A. ±0.01 mm ✓ Correct answer

B. ±0.2 mm

C. ±0.04 mm

D. ±0.1 mm

Explanation: Surface and cylindrical grinding are specified at ±0.01 mm accuracy.
Q71. Which instrument is specifically mentioned for checking a ground job?

A. Try square only

B. Steel rule only

C. Divider

D. Micrometer ✓ Correct answer

Explanation: The assessment criteria specify a micrometer for checking dimensions.
Q72. What is one function of grinding in the Machinist trade?

A. Only drilling holes

B. Only marking material

C. Producing high-accuracy surfaces ✓ Correct answer

D. Only joining sheets

Explanation: The learning outcome focuses on producing high-accuracy components by grinding.
Q73. What should be done to a grinding wheel/tool when required?

A. Hold it by hand

B. Select and set it appropriately and follow safety precautions ✓ Correct answer

C. Use it without inspection

D. Run it without guarding

Explanation: The syllabus requires appropriate selection, setup and safety during grinding.
Q74. Which cutting tools are specifically re-sharpened in second year?

A. Single-point and multipoint cutting tools ✓ Correct answer

B. Only taps

C. Only saw blades

D. Only drill bits

Explanation: The second-year outcome includes re-sharpening single and multipoint cutting tools.
Q75. Which milling cutter is specifically listed for re-sharpening?

A. Only side cutter

B. Only reamer

C. Slab milling cutter ✓ Correct answer

D. Only drill

Explanation: Slab milling cutter is listed among the cutters to be re-sharpened.
Q76. Which other cutter is listed for re-sharpening?

A. Only parting tool

B. Only tap

C. Only knurling tool

D. End mill cutter ✓ Correct answer

Explanation: End mill cutter is explicitly listed.
Q77. What is the first step in re-sharpening work according to the assessment approach?

A. Start grinding immediately

B. Remove all guards

C. Ignore tool geometry

D. Plan/select an appropriate method and accessories ✓ Correct answer

Explanation: The criteria require planning/selecting the method and appropriate accessories while observing safety.
Q78. Which CNC machine is used for turning operations?

A. CNC turning centre ✓ Correct answer

B. CNC VMC

C. Slotting machine

D. Surface grinder

Explanation: The second-year curriculum explicitly covers CNC turning centre setup and operation.
Q79. What must be prepared for CNC turning before machining?

A. Only coolant

B. Only tool box

C. Part programme ✓ Correct answer

D. Only drawing title

Explanation: The trainee prepares a part programme as per drawing.
Q80. What is done to a CNC programme before running it on the machine?

A. Convert it to PDF only

B. Print it only

C. Delete it

D. Simulate/test it for correctness and perform a dry run ✓ Correct answer

Explanation: The assessment includes simulation and a test/dry run before machining.
Q81. Which operation is explicitly included in CNC turning practice?

A. Only knurling

B. Taper turning ✓ Correct answer

C. Only grinding

D. Only slotting

Explanation: CNC turning practice includes parallel, step, taper, drilling, boring, radius, grooving and threading operations.
Q82. Which operation is also included in CNC turning?

A. Only broaching

B. Only lapping

C. Threading ✓ Correct answer

D. Only face grinding

Explanation: Threading is explicitly listed in the CNC turning operations.
Q83. What should be checked after CNC machining?

A. Only coolant level

B. Only program length

C. Accuracy/correctness using gauges and measuring instruments ✓ Correct answer

D. Only spindle sound

Explanation: The criteria require checking accuracy/correctness with appropriate gauges and instruments.
Q84. What is set in CNC turning besides the job?

A. Only coolant color

B. Only drawing paper

C. Only workshop lights

D. Tools and machine/tooling setup ✓ Correct answer

Explanation: The outcome explicitly requires setting both job and tool.
Q85. What does VMC stand for in the Machinist curriculum?

A. Variable Milling Controller

B. Variable Machining Cutter

C. Vertical Machining Center ✓ Correct answer

D. Vertical Machine Control

Explanation: VMC is explicitly expanded as Vertical Machining Center.
Q86. What type of machining is practiced on the CNC VMC?

A. Only grinding

B. Only filing

C. Only turning

D. Milling ✓ Correct answer

Explanation: The VMC outcome covers milling operations.
Q87. Which milling operation is included in CNC VMC practice?

A. Only knurling

B. Only parting

C. Face milling ✓ Correct answer

D. Only external threading

Explanation: Face milling is explicitly listed.
Q88. Which CNC VMC operation uses tool radius compensation?

A. Contour milling ✓ Correct answer

B. Only countersinking

C. Only tapping

D. Only drilling

Explanation: Contour milling with tool radius compensation is specified.
Q89. Which operation creates a recessed pocket in CNC VMC work?

A. Parting

B. Face milling only

C. Reaming only

D. Pocket milling ✓ Correct answer

Explanation: Pocket milling is explicitly included.
Q90. Which hole-making cycle is specifically mentioned?

A. Only grinding

B. Only boring

C. Only plain drilling

D. Peck drilling ✓ Correct answer

Explanation: Peck drilling is explicitly listed.
Q91. Which operation can use a canned cycle for hole operations?

A. Only contouring

B. Only facing

C. Only grinding

D. Tapping ✓ Correct answer

Explanation: Tapping using a canned cycle for hole operations is specified.
Q92. Which machine is included in simple repair and overhauling work?

A. Only CNC VMC

B. Only grinder

C. Only slotting machine

D. Drilling machine ✓ Correct answer

Explanation: The repair/overhauling outcome specifically lists drilling machine, milling machine and lathe.
Q93. Which other machine is included in repair/overhauling practice?

A. Only surface grinder

B. Only welding machine

C. Only CNC lathe

D. Milling machine ✓ Correct answer

Explanation: Milling machine is explicitly listed.
Q94. What is checked after repairing/overhauling a machine?

A. Only paint finish

B. Functionality ✓ Correct answer

C. Only machine weight

D. Only sound level

Explanation: The outcome requires checking functionality.
Q95. What is used to help repair and assemble machine parts?

A. Blueprint/drawing ✓ Correct answer

B. Only photographs

C. Only verbal instructions

D. Only Excel

Explanation: The assessment criteria state that repair and assembly are performed with the help of a blueprint.
Q96. What should be done if a repaired assembly does not function properly?

A. Increase machine speed

B. Ascertain and rectify the fault ✓ Correct answer

C. Ignore it

D. Paint the part

Explanation: The assessment criteria require identifying and rectifying faults.
Q97. Which advanced milling component is explicitly included in second-year work?

A. Only flat plate

B. Only bolt

C. Bevel gear ✓ Correct answer

D. Only washer

Explanation: Bevel gear is listed in the advanced milling outcome.
Q98. Which cam-related work is included?

A. Only cam measurement

B. Only cam storage

C. Only cam painting

D. Cam machining ✓ Correct answer

Explanation: Cam is explicitly listed among the components to be produced.
Q99. Which worm-related components are included?

A. Only spur gear

B. Worm and worm wheel ✓ Correct answer

C. Only rack

D. Only spline

Explanation: Worm and worm wheel are explicitly listed.
Q100. Which component is included with rack and gear work?

A. Only clutch plate

B. Only shaft

C. Rack and pinion ✓ Correct answer

D. Only bearing

Explanation: Rack and pinion are listed in the second-year milling/indexing work.

Frequently asked questions

Is this Machinist ITI quiz based on the official syllabus?

The questions follow the topics of the DGT CTS 2.0 curriculum for the trade. Always check the latest syllabus and your state or institute notices, because trade lists and weightage can change.

How many questions are there and how are they marked?

There are 100 multiple-choice questions with one correct option each. The quiz shows your score at the end; there is no negative marking on this practice page.

How can I use the explanations?

After each answer read the explanation, note the fact in your own words, and revisit the questions you missed in the answer key below. Repeating the set after a few days works better than reading it once.

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