FIRST SET OF QUESTIONS TO CNC EXAM WITH ALL
CORRECT & 100% VERIFIED ANSWERS| LATEST
UPDATE|ALREADY GRADED A+
Two primary axes on a CNC turning centre ✔ Correct Answer-X and Z axis
Tailstock on a CNC turning centre moves ✔ Correct Answer-Parallel to the Z axis
Two equivalent terms for part zero ✔ Correct Answer--work zero
-program origin
Machine zero is an example of ✔ Correct Answer-Fixed zero
A CNC turning centre that permits milling type operations requires ✔ Correct Answer-C axis
A CNC turning centre may be classified for ✔ Correct Answer--spindle work (shaft work)
-bar work
-chucking work
Tailstock support is most critical for ✔ Correct Answer-Spindle work (shaft work)
A CNC turning centre with two spindle directly opposite to each other is called ✔ Correct Answer-
Sub spindle turning centre
Machining casted parts less than four times the diameter of the workpiece is best suited for ✔
Correct Answer-Chucking work
Which is the most important safety consideration in machining practices ✔ Correct Answer-
Personnel safety
What is the program command to index the tool turret to position #5 with offset #5? ✔ Correct
Answer-T0505
A taper on a CNC turning center is generated by ✔ Correct Answer-2-axis motion in a single block
On a CNC turning centre the X-coordinate value indicates ✔ Correct Answer-Either radius or
diameter dimensions depending on machine parameter settings
CW direction at constant surface speed of 400 SFPM ✔ Correct Answer-M03 G96S400
CCW at a RPM of 2200 using constant RPM ✔ Correct Answer-M04 G97 S2200
Appropriate spindle command when drilling a hole on a CNC turning centre ✔ Correct Answer-M03
S300 *G97* (SPECIFICALLY G97!!)
Three operations most suitable for constant surface speed per minute application ✔ Correct
Answer--roughing
-finishing
-boring
-grooving
CORRECT & 100% VERIFIED ANSWERS| LATEST
UPDATE|ALREADY GRADED A+
Two primary axes on a CNC turning centre ✔ Correct Answer-X and Z axis
Tailstock on a CNC turning centre moves ✔ Correct Answer-Parallel to the Z axis
Two equivalent terms for part zero ✔ Correct Answer--work zero
-program origin
Machine zero is an example of ✔ Correct Answer-Fixed zero
A CNC turning centre that permits milling type operations requires ✔ Correct Answer-C axis
A CNC turning centre may be classified for ✔ Correct Answer--spindle work (shaft work)
-bar work
-chucking work
Tailstock support is most critical for ✔ Correct Answer-Spindle work (shaft work)
A CNC turning centre with two spindle directly opposite to each other is called ✔ Correct Answer-
Sub spindle turning centre
Machining casted parts less than four times the diameter of the workpiece is best suited for ✔
Correct Answer-Chucking work
Which is the most important safety consideration in machining practices ✔ Correct Answer-
Personnel safety
What is the program command to index the tool turret to position #5 with offset #5? ✔ Correct
Answer-T0505
A taper on a CNC turning center is generated by ✔ Correct Answer-2-axis motion in a single block
On a CNC turning centre the X-coordinate value indicates ✔ Correct Answer-Either radius or
diameter dimensions depending on machine parameter settings
CW direction at constant surface speed of 400 SFPM ✔ Correct Answer-M03 G96S400
CCW at a RPM of 2200 using constant RPM ✔ Correct Answer-M04 G97 S2200
Appropriate spindle command when drilling a hole on a CNC turning centre ✔ Correct Answer-M03
S300 *G97* (SPECIFICALLY G97!!)
Three operations most suitable for constant surface speed per minute application ✔ Correct
Answer--roughing
-finishing
-boring
-grooving
