CNC MACHINIST EXAM WITH COMPLETE SOLUTIONS 100% VERIFIED!!!! ALREADY GRADED A+

CNC MACHINIST EXAM WITH COMPLETE SOLUTIONS 100%
VERIFIED!!!! ALREADY GRADED A+


When referring to CNC programming, which of the following is the command coed to move the tool in
the clockwise direction?

A. G01

B. G02

C. G03

D. G17 - (ANSWER)B. G02



When referring to CNC programming, which of the following is the program format for circular
interpolation in a counter clockwise direction?

A. G90 G01 X_Y_R_F_;

B. G17 G02 X_Y_R_F_;

C. G90 G01 X_Y_Z_F_;

D. G17 G03 X_Y_I_J_F_; - (ANSWER)D. G17 G03 X_Y_I_J_F_;



When referring to CNC programming, which of the following is the command coed to move the tool in
the counter clockwise direction?

A. G01

B. G02

C. G03

D. G17 - (ANSWER)C. G03



When referring to the elements of word address CNC programming, a "1" bit is a representation of an
_________ condition.

A. On

B. Emergency

C. Off

D. Ultimate - (ANSWER)A. On

, CNC MACHINIST EXAM WITH COMPLETE SOLUTIONS 100%
VERIFIED!!!! ALREADY GRADED A+


Calculate the feed per minute when an 8 tooth CNC cutter is rotating at 700 rpm and the chip load is
0.008 inch. The feed per minute will be _______ inches.

A. 56.0

B. 44.8

C. 5.6

D. 0.7 - (ANSWER)B. 44.8



Which of the following operations will produce a hole with 45 degree chamfers?

A. Blind hole drilling.

B. Spot drilling.

C. Center drilling.

D. Counter sinking. - (ANSWER)B. Spot drilling.



The most common type of feed drives used on CNC machines is the:

A. Electric servo motor.

B. Hydraulic drive.

C. Manual crank.

D. Manual/hydraulic system. - (ANSWER)A. Electric servo motor.



When referring to CNC tapping operations, what does the acronym TDS stand for?

A. Tap Drilling Speed

B. Total Diameter Size

C. Tap Drill Size

D. Tap Down Speed - (ANSWER)C. Tap Drill Size



When referring to CNC operations, an excessive surface cutting speed will result in:

A. Extended tool life.