NCCCO MOBILE CRANE EXAM
PRACTICE QUESTIONS WITH CORRECT
ANSWERS 2026/2027 LATEST UPDATE
1. Who should an operator respond to a "stop" signal from?
a. Appointed signal person only
b. Project manager only
c. Superintendent only
d. Anyone - ✔✔✔ANSWER-d.
2. Which area do truck cranes without a 5th outrigger
generally have no lifting capacity unless the manufacturer
states otherwise?
a. The side
b. The rear
,c. The front
d. The outriggers - ✔✔✔ANSWER-c.
3. What is the definition of "operating radius?"
a. The distance from the base of the boom to the center of the
load b. The distance from the front of the crane to the center of
gravity of the load
c. The distance from the center of rotation of the crane to the
center of the load
d. The distance from the center of rotation of the crane to the
center of gravity of the load - ✔✔✔ANSWER-d.
4. What applies to the capacities below the bold line shown on a
load chart?
a. They are based on the structural strength of the crane
b.They must not be used
c.They are based onthe stability of the crane
d. They should only be used if the crane is set up on outriggers -
✔✔✔ANSWER-c.
,5. Where should the hook be positioned when preparing to hoist
a light load?
a. Slightly to the side you're planning to swing to
b.Slightly to the side opposite you plan to swing to
c. Directly above the load's center of gravity
d. Above the edge of the load closest to the crane -
✔✔✔ANSWER-c.
6. What action does a signal person intend the operator to
perform if he extends his arm at shoulder height, makes a fist
with his hand, and sticks his/her thumb up?
a. Boom down
b.Swing
c. Boom up
d. Extend boom - ✔✔✔ANSWER-c.
, 7. When hoisting personnel, within what percentage of level
must a telescopic boom crane be in order for the gross ratings
in the load chart to remain valid?
a. 1%
b.2%
c. 5%
d. 8% - ✔✔✔ANSWER-a.
8. The load line of the crane you're operating contacts an
energized power line. There's no sign of any other danger,
such as fire. What should you do?
a. Climb down carefully from the crane cab
b. Jump down, feet together
c. Stay in the cab until the lines are de-energized
d. Get as far away from the crane as possible -
✔✔✔ANSWER-c.
9. According to OSHA 1926.1413, how many randomly
distributed broken wires in rotation-resistant rope are cause for
replacement of the rope?
PRACTICE QUESTIONS WITH CORRECT
ANSWERS 2026/2027 LATEST UPDATE
1. Who should an operator respond to a "stop" signal from?
a. Appointed signal person only
b. Project manager only
c. Superintendent only
d. Anyone - ✔✔✔ANSWER-d.
2. Which area do truck cranes without a 5th outrigger
generally have no lifting capacity unless the manufacturer
states otherwise?
a. The side
b. The rear
,c. The front
d. The outriggers - ✔✔✔ANSWER-c.
3. What is the definition of "operating radius?"
a. The distance from the base of the boom to the center of the
load b. The distance from the front of the crane to the center of
gravity of the load
c. The distance from the center of rotation of the crane to the
center of the load
d. The distance from the center of rotation of the crane to the
center of gravity of the load - ✔✔✔ANSWER-d.
4. What applies to the capacities below the bold line shown on a
load chart?
a. They are based on the structural strength of the crane
b.They must not be used
c.They are based onthe stability of the crane
d. They should only be used if the crane is set up on outriggers -
✔✔✔ANSWER-c.
,5. Where should the hook be positioned when preparing to hoist
a light load?
a. Slightly to the side you're planning to swing to
b.Slightly to the side opposite you plan to swing to
c. Directly above the load's center of gravity
d. Above the edge of the load closest to the crane -
✔✔✔ANSWER-c.
6. What action does a signal person intend the operator to
perform if he extends his arm at shoulder height, makes a fist
with his hand, and sticks his/her thumb up?
a. Boom down
b.Swing
c. Boom up
d. Extend boom - ✔✔✔ANSWER-c.
, 7. When hoisting personnel, within what percentage of level
must a telescopic boom crane be in order for the gross ratings
in the load chart to remain valid?
a. 1%
b.2%
c. 5%
d. 8% - ✔✔✔ANSWER-a.
8. The load line of the crane you're operating contacts an
energized power line. There's no sign of any other danger,
such as fire. What should you do?
a. Climb down carefully from the crane cab
b. Jump down, feet together
c. Stay in the cab until the lines are de-energized
d. Get as far away from the crane as possible -
✔✔✔ANSWER-c.
9. According to OSHA 1926.1413, how many randomly
distributed broken wires in rotation-resistant rope are cause for
replacement of the rope?
