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Crane Operation
NCCCO Rigger & Signalperson Certification
Voice, Radio & Communication Protocols
Knowledge Check
Voice, Radio & Communication Protocols
Knowledge Check
Knowledge Check
1 / 6
What should an operator do when receiving an unclear signal?
A
Stop all crane movements until the signal is clarified
B
Lower the load to the ground immediately
C
Guess the intended signal based on context
D
Continue the current operation
Check Answer
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