NCCCO MOBILE CRANE 2025 EXAM QUESTIONS AND CORRECT DETAILE
ANSWERS WITH (VERIFIED ANSWERS) |ALREADY GRADED A+||NEWEST V
SION
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1. 1. What action does a signal person intend the opera- c.
tor 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
2. 2. When hoisting personnel, within what percentage of a.
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%
3. 3. The load line of the crane you're operating contacts c.
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
4. 4. According to OSHA 1926.1413, how many randomly d.
distributed broken wires in rotation-resistant rope are
cause for replacement of the rope?
a. 1 broken wire in 6 rope diameters
b. 2 broken wires in 30 rope diameters
, NCCCO MOBILE CRANE 2025 EXAM QUESTIONS AND CORRECT DETAILE
ANSWERS WITH (VERIFIED ANSWERS) |ALREADY GRADED A+||NEWEST V
SION
Study online at https://quizlet.com/_hcexlz
c. 3 broken wires in one strand in one lay
d. 2 broken wires in 6 rope diameters
5. 5. What is the net capacity of a crane on main boom a.
unless the manufacturer states otherwise?
a. The capacity listed in the load chart minus the
weight of the rigging and all attachments
b. The capacity listed in the load chart plus the weight
of the rigging and all attachments
c. The capacity listed in the load chart minus the weight
of the rigging and all attachments not in use
d. The capacity listed in the load chart minus the
weight of the rigging alone
6. 6. What may happen to a properly rigged load when a.
lifted off the ground unless the operator takes account
of boom deflection?
a. It could swing out away from the crane
b. It could swing in towards the crane
c. It could raise absolutely vertically
d. It could shift in its rigging
7. 7. What Standard Method hand signal is being illustrat- a.
ed?
a. Swing
b. Stop
c. Emergency Stop
d. Travel
8. d.
, NCCCO MOBILE CRANE 2025 EXAM QUESTIONS AND CORRECT DETAILE
ANSWERS WITH (VERIFIED ANSWERS) |ALREADY GRADED A+||NEWEST V
SION
Study online at https://quizlet.com/_hcexlz
8. Who should an operator respond to a "stop" signal
from?
a. Appointed signal person only
b. Project manager only
c. Superintendent only
d. Anyone
9. 9. Which area do truck cranes without a 5th outrigger c.
generally have no lifting capacity unless the manufac-
turer states otherwise?
a. The side
b. The rear
c. The front
d. The outriggers
10. 10. What is the definition of "operating radius?" d.
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
11. 11. What applies to the capacities below the bold line c.
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 on the stability of the crane
ANSWERS WITH (VERIFIED ANSWERS) |ALREADY GRADED A+||NEWEST V
SION
Study online at https://quizlet.com/_hcexlz
1. 1. What action does a signal person intend the opera- c.
tor 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
2. 2. When hoisting personnel, within what percentage of a.
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%
3. 3. The load line of the crane you're operating contacts c.
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
4. 4. According to OSHA 1926.1413, how many randomly d.
distributed broken wires in rotation-resistant rope are
cause for replacement of the rope?
a. 1 broken wire in 6 rope diameters
b. 2 broken wires in 30 rope diameters
, NCCCO MOBILE CRANE 2025 EXAM QUESTIONS AND CORRECT DETAILE
ANSWERS WITH (VERIFIED ANSWERS) |ALREADY GRADED A+||NEWEST V
SION
Study online at https://quizlet.com/_hcexlz
c. 3 broken wires in one strand in one lay
d. 2 broken wires in 6 rope diameters
5. 5. What is the net capacity of a crane on main boom a.
unless the manufacturer states otherwise?
a. The capacity listed in the load chart minus the
weight of the rigging and all attachments
b. The capacity listed in the load chart plus the weight
of the rigging and all attachments
c. The capacity listed in the load chart minus the weight
of the rigging and all attachments not in use
d. The capacity listed in the load chart minus the
weight of the rigging alone
6. 6. What may happen to a properly rigged load when a.
lifted off the ground unless the operator takes account
of boom deflection?
a. It could swing out away from the crane
b. It could swing in towards the crane
c. It could raise absolutely vertically
d. It could shift in its rigging
7. 7. What Standard Method hand signal is being illustrat- a.
ed?
a. Swing
b. Stop
c. Emergency Stop
d. Travel
8. d.
, NCCCO MOBILE CRANE 2025 EXAM QUESTIONS AND CORRECT DETAILE
ANSWERS WITH (VERIFIED ANSWERS) |ALREADY GRADED A+||NEWEST V
SION
Study online at https://quizlet.com/_hcexlz
8. Who should an operator respond to a "stop" signal
from?
a. Appointed signal person only
b. Project manager only
c. Superintendent only
d. Anyone
9. 9. Which area do truck cranes without a 5th outrigger c.
generally have no lifting capacity unless the manufac-
turer states otherwise?
a. The side
b. The rear
c. The front
d. The outriggers
10. 10. What is the definition of "operating radius?" d.
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
11. 11. What applies to the capacities below the bold line c.
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 on the stability of the crane
