CNC FINAL REVIEW QUESTIONS & A+ GRADED ANSWERS

CNC FINAL REVIEW QUESTIONS
& A+ GRADED ANSWERS

The function of __________ software is to provide a means for entering and editing a

CNC program either offline or online.

a. CAD

b. cam

c. CNC Mill Programming

d. Mill Control - correct answer ✔✔c. CNC Mill Programming



A machine that uses a computer to control its cutter or table is a __________.

a. CLT

b. CNC

c. NCC

d. CCN - correct answer ✔✔b. CNC



2) On a CNC milling machine, a movement along the X direction would move the

__________.

a. cutting tool

b. spindle

c. table

d. collet - correct answer ✔✔c. table



3) The coordinates used by a CNC machine are specified by __________.

, a. X, Y, Z

b. A, B, C

c. Axis 1, Axis 2, Axis 3

d. N, G, M - correct answer ✔✔a. X, Y, Z



4) A step used to operate a CNC mill is __________.

a. wear a watch so cycle time can be determined

b. perform a safety check

c. wear loose fitting clothes

d. stopping the cutter with a piece of material - correct answer ✔✔b. perform a safety check



6) The __________ and machine code must match the file extension and machine code

requirements of the CNC mill.

a. toolpath

b. startup code

c. file extension

d. Text Editor - correct answer ✔✔c. file extension



7) Long program __________ and programming errors cause decreased productivity.

a. cycle times

b. extensions

c. lines

d. All of the above - correct answer ✔✔a. cycle times



8) __________ allows the operator to see how a part program will create a part without

connecting to the CNC mill.