National Institute for Metalworking Skills (NIMS) CNC Operator Test Practice Questions updated 2024 with Correct and Verified Answers
National Institute for Metalworking Skills NIMS CNC Operator Test Given an 18 ¾" length of stock, how many 2 ½'" pieces can be cut from it? - ANS: 7.5 (18.75/2.5) How often should you check the lubrication levels on a machine? - ANS: Daily On a blueprint, what do you call a dimension in a box (boxed dimension)? - ANS: Base When should you wear your safety glasses in the shop? - ANS: Always What is the RPM formula for drilling? - ANS: What is the code for rapid traverse? - ANS: G00 What is the code for linear feed (must have an F word with it)? - ANS: G01 0. What is the code for program stop? - ANS: M00 What is the code for optional stop? - ANS: M01 What is the code for program end rewind? - ANS: M30 What is the code for zero return? - ANS: G28 What is the code for incremental positioning? - ANS: G91 What is the code for absolute positioning? - ANS: G90 What is the code for inch mode? - ANS: G20 What is the code for metric mode? - ANS: G21
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