CNC MILL OPERATOR TEST QUESTIONS AND ANSWERS LATEST
UPDATED 2025/2026 ALL ANSWERS 100% CORRECT DETAILED
BEST GRADED A+ FOR SUCCESS
The area of the control keypad that allows the operator to show different information, such as
offsets, machine settings, and the current program. - CORRECT ANSWERS offset
The area of the control keypad that allows an operator to enter letters and special characters
into the control. - CORRECT ANSWERS Alpha keys
A code used to signal an action from a miscellaneous group of commands. - CORRECT
ANSWERS M codes
An offset used on the machining center that accounts for variations in tool length along the Z-
axis. - CORRECT ANSWERS Tool offset
In zero return mode, the key that returns and initializes all axes to machine zero or Home. -
CORRECT ANSWERS Home 28
The rate that the cutting tool or work piece moves at the point of contact. - CORRECT
ANSWERS Feed rate
The control button used to pause a program. - CORRECT ANSWERS Feed hold
CYCLE START - CORRECT ANSWERS The control button used to begin a program or
continue a program that has been
previously stopped.
FEED HOLD - CORRECT ANSWERS The control button used to pause a program.
UPDATED 2025/2026 ALL ANSWERS 100% CORRECT DETAILED
BEST GRADED A+ FOR SUCCESS
The area of the control keypad that allows the operator to show different information, such as
offsets, machine settings, and the current program. - CORRECT ANSWERS offset
The area of the control keypad that allows an operator to enter letters and special characters
into the control. - CORRECT ANSWERS Alpha keys
A code used to signal an action from a miscellaneous group of commands. - CORRECT
ANSWERS M codes
An offset used on the machining center that accounts for variations in tool length along the Z-
axis. - CORRECT ANSWERS Tool offset
In zero return mode, the key that returns and initializes all axes to machine zero or Home. -
CORRECT ANSWERS Home 28
The rate that the cutting tool or work piece moves at the point of contact. - CORRECT
ANSWERS Feed rate
The control button used to pause a program. - CORRECT ANSWERS Feed hold
CYCLE START - CORRECT ANSWERS The control button used to begin a program or
continue a program that has been
previously stopped.
FEED HOLD - CORRECT ANSWERS The control button used to pause a program.
