NIMS CNC Operator Test Study Guide
Exam Question & Answers 2026
+X - CORRECT ANSWERS ✔✔A jog key that moves the
spindle along the X-axis in the positive direction.
minus (-)X - CORRECT ANSWERS ✔✔A jog key that
moves the spindle along the X-axis in the negative
direction.
+Y - CORRECT ANSWERS ✔✔A jog key that moves the
spindle along the Y-axis in the positive direction.
minus (-)Y - CORRECT ANSWERS ✔✔A jog key that
moves the spindle along the Y-axis in the negative
direction.
+Z - CORRECT ANSWERS ✔✔A jog key that moves the
spindle along the Z-axis in the positive direction.
minus (-)Z - CORRECT ANSWERS ✔✔A jog key that
moves the spindle along the Z-axis in the negative
direction.
+A - CORRECT ANSWERS ✔✔A jog key that rotates
machine components around the A-axis in a positive
,NIMS CNC Operator Test Study Guide
Exam Question & Answers 2026
direction. Not all Haas mills are equipped with a fourth A-
axis.
minus (-)A - CORRECT ANSWERS ✔✔A jog key that
rotates machine components around the A-axis in a
negative direction. Not all Haas mills are equipped with a
fourth A-axis.
+B - CORRECT ANSWERS ✔✔A jog key that rotates
machine components around the B-axis in a positive
direction. Not all Haas mills are equipped with a fifth B-
axis.
minus (-)B - CORRECT ANSWERS ✔✔A jog key that
rotates machine components around the B-axis in a
negative direction. Not all Haas mills are equipped with a
fifth B-axis.
+10 FEEDRATE - CORRECT ANSWERS ✔✔An override
key on the Haas control that increases the current feed
rate in 10% increments.
minus (-)10 FEEDRATE - CORRECT ANSWERS ✔✔An
override key on the Haas control that decreases the
current feed rate in 10% increments.
, NIMS CNC Operator Test Study Guide
Exam Question & Answers 2026
100% FEEDRATE - CORRECT ANSWERS ✔✔An override
key on the Haas control that sets the feed rate back to
100% of the programmed value.
+10 SPINDLE - CORRECT ANSWERS ✔✔An override
key on the Haas control that increases the current spindle
speed in 10% increments.
minus (-)10 SPINDLE - CORRECT ANSWERS ✔✔An
override key on the Haas control that decreases the
current spindle speed in 10% increments.
100% SPINDLE - CORRECT ANSWERS ✔✔An override
key on the Haas control that sets the spindle back to
100% of the programmed value.
5% RAPID - CORRECT ANSWERS ✔✔An override key on
the Haas control that limits rapid traverse to 5% of
maximum.
25% RAPID - CORRECT ANSWERS ✔✔An override key
on the Haas control that limits rapid traverse to 25% of
maximum.
Exam Question & Answers 2026
+X - CORRECT ANSWERS ✔✔A jog key that moves the
spindle along the X-axis in the positive direction.
minus (-)X - CORRECT ANSWERS ✔✔A jog key that
moves the spindle along the X-axis in the negative
direction.
+Y - CORRECT ANSWERS ✔✔A jog key that moves the
spindle along the Y-axis in the positive direction.
minus (-)Y - CORRECT ANSWERS ✔✔A jog key that
moves the spindle along the Y-axis in the negative
direction.
+Z - CORRECT ANSWERS ✔✔A jog key that moves the
spindle along the Z-axis in the positive direction.
minus (-)Z - CORRECT ANSWERS ✔✔A jog key that
moves the spindle along the Z-axis in the negative
direction.
+A - CORRECT ANSWERS ✔✔A jog key that rotates
machine components around the A-axis in a positive
,NIMS CNC Operator Test Study Guide
Exam Question & Answers 2026
direction. Not all Haas mills are equipped with a fourth A-
axis.
minus (-)A - CORRECT ANSWERS ✔✔A jog key that
rotates machine components around the A-axis in a
negative direction. Not all Haas mills are equipped with a
fourth A-axis.
+B - CORRECT ANSWERS ✔✔A jog key that rotates
machine components around the B-axis in a positive
direction. Not all Haas mills are equipped with a fifth B-
axis.
minus (-)B - CORRECT ANSWERS ✔✔A jog key that
rotates machine components around the B-axis in a
negative direction. Not all Haas mills are equipped with a
fifth B-axis.
+10 FEEDRATE - CORRECT ANSWERS ✔✔An override
key on the Haas control that increases the current feed
rate in 10% increments.
minus (-)10 FEEDRATE - CORRECT ANSWERS ✔✔An
override key on the Haas control that decreases the
current feed rate in 10% increments.
, NIMS CNC Operator Test Study Guide
Exam Question & Answers 2026
100% FEEDRATE - CORRECT ANSWERS ✔✔An override
key on the Haas control that sets the feed rate back to
100% of the programmed value.
+10 SPINDLE - CORRECT ANSWERS ✔✔An override
key on the Haas control that increases the current spindle
speed in 10% increments.
minus (-)10 SPINDLE - CORRECT ANSWERS ✔✔An
override key on the Haas control that decreases the
current spindle speed in 10% increments.
100% SPINDLE - CORRECT ANSWERS ✔✔An override
key on the Haas control that sets the spindle back to
100% of the programmed value.
5% RAPID - CORRECT ANSWERS ✔✔An override key on
the Haas control that limits rapid traverse to 5% of
maximum.
25% RAPID - CORRECT ANSWERS ✔✔An override key
on the Haas control that limits rapid traverse to 25% of
maximum.
