Free practice test

Crane Operator Practice Test

Check what you know about the crane operator job with 15 free questions and instant explanations.

Updated By the Career Education Institute Curriculum Team
About this practice test

15 multiple-choice questions on crane operator knowledge, safety and vocabulary. Submit to see your score and explanations, or open any question’s answer as you go. Nothing is saved or shared.

Question 1 of 15A load chart shows:
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Answer: Lifting capacity at radius and boom length. It shows rated capacity.

Question 2 of 15Two-blocking is when:
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Answer: The hook block contacts the boom tip. It can break the wire rope.

Question 3 of 15Who can give an emergency stop?
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Answer: Anyone. Anyone can signal stop.

Question 4 of 15Crane mats are used to:
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Answer: Spread outrigger loads. They distribute ground pressure.

Question 5 of 15OSHA requires construction crane operators to be:
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Answer: Certified. Certification is required.

Question 6 of 15Which term matches this definition: “Mats that spread outrigger loads.”
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Answer: Crane mats. Crane mats: Mats that spread outrigger loads.

Question 7 of 15What does “Signal person” mean?
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Answer: The person who directs the operator.. Signal person: The person who directs the operator.

Question 8 of 15Which term matches this definition: “The person who attaches loads.”
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Answer: Rigger. Rigger: The person who attaches loads.

Question 9 of 15What does “Swing” mean?
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Answer: Rotating the crane’s upper structure.. Swing: Rotating the crane’s upper structure.

Question 10 of 15Which term matches this definition: “Horizontal distance from the center of rotation to the load.”
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Answer: Radius. Radius: Horizontal distance from the center of rotation to the load.

Question 11 of 15What does “Load chart” mean?
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Answer: A chart showing a crane’s lifting capacity at each radius and boom length.. Load chart: A chart showing a crane’s lifting capacity at each radius and boom length.

Question 12 of 15Which term matches this definition: “The arm of the crane.”
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Answer: Boom. Boom: The arm of the crane.

Question 13 of 15What does “Two-blocking” mean?
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Answer: When the hook block contacts the boom tip, which can break the rope.. Two-blocking: When the hook block contacts the boom tip, which can break the rope.

Question 14 of 15Which term matches this definition: “An extension attached to the boom.”
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Answer: Jib. Jib: An extension attached to the boom.

Question 15 of 15What does “Load moment indicator (LMI)” mean?
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Answer: A system that warns when nearing capacity.. Load moment indicator (LMI): A system that warns when nearing capacity.

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