CNC Machine Practice Exam 1
Questions & Answers 2024/2025
Absolute Programming Mode - ANSWERSWhen positions in program are described from part zero
Alpha-Numeric - ANSWERSRefers to all CNC commands which have a single capital letter followed by a
number
CAD - ANSWERSComputer Aided Drafting (Drawing on a computer with the aid of CAD software)
CAM - ANSWERSComputer Aided Machining (when you program from a CAD drawing rather than line by
line
Default lline - ANSWERSG and M codes that are active when you Power-Up the Machine's Controller
Diameter or "D" compensation - ANSWERSThis offsets for the diameter of a cuter so that the part edge is
machined with the side of the cutter instead of the center of the cutter
Drill (or canned) Cycles - ANSWERSA way the machine controller has of inputting a set of instructions
made to help with programming a commonly repeated set of commands like drilling
Fanuc/Industry Standard - ANSWERSCNC programming language considered to be the "Norm" (most
commonly used CNC programming language)
Flash Drive - ANSWERSportable memory (we use these to bring program from the computer to the
machine's controller)
G codes - ANSWERSare considered Prepatory they ready the machine's controller to receive relevant
information. G codes are read first before execution
Questions & Answers 2024/2025
Absolute Programming Mode - ANSWERSWhen positions in program are described from part zero
Alpha-Numeric - ANSWERSRefers to all CNC commands which have a single capital letter followed by a
number
CAD - ANSWERSComputer Aided Drafting (Drawing on a computer with the aid of CAD software)
CAM - ANSWERSComputer Aided Machining (when you program from a CAD drawing rather than line by
line
Default lline - ANSWERSG and M codes that are active when you Power-Up the Machine's Controller
Diameter or "D" compensation - ANSWERSThis offsets for the diameter of a cuter so that the part edge is
machined with the side of the cutter instead of the center of the cutter
Drill (or canned) Cycles - ANSWERSA way the machine controller has of inputting a set of instructions
made to help with programming a commonly repeated set of commands like drilling
Fanuc/Industry Standard - ANSWERSCNC programming language considered to be the "Norm" (most
commonly used CNC programming language)
Flash Drive - ANSWERSportable memory (we use these to bring program from the computer to the
machine's controller)
G codes - ANSWERSare considered Prepatory they ready the machine's controller to receive relevant
information. G codes are read first before execution
