NCCCO Core Exam Prep (2024 / 2025 Update) Questions and 100% Correct Verified Answers | Grade A

NCCCO Core Exam Prep (2024 / 2025 Update) Questions and 100% Correct Verified Answers | Grade A Q: What three functions will not work after two-blocking a crane that has a prevention system? Answer: Boom down, extend the boom and hoist Q: Boom angle on a telescoping boom is measured from above or below horizontal to the ? Answer: Longitudinal axis of the boom base section Q: The line pull of the innermost layer on the hoist drum is than the outermost layer. Answer: Greater Q: Side loading of a crane can be caused by? Answer: Wind Q: If power fails to the crane what must the operator ensure is done? Answer: The controls are put in the neutral position Q: On a multiple crane lift, do not exceed of the load chart. Answer: 75% Q: If a crane operator knows the boom length and the boom angle he could use the range diagram to estimate what? Answer: Load radius Q: Which of the following jib offsets will have the least amount of capacity?- Answer: 30 degrees Q: When is it okay to make modifications to the structure of the crane's upper works? Answer: With written permission from the manufacturer Q: A sudden stop of the hoist on a crane will produce a what? Answer: Dynamic load Q: When hoisting personnel from a crane, what must be on the crane? Answer: - Anti-two block device Q: What grade of alloy steel chain should be used for hoisting slings? Answer: 80 Q: Each time a line passes from the boom point to the load block it is considered a ? Answer: Part of line Q: Which statement about sling angles is correct? Answer: As sling angle decreases, sling stress increases Q: When installing a wedge socket end termination on the crane the live section of the rope should be in line with the? Answer: Pin Q: Which of the following hitches would be best suited for lifting a bundle of items? Answer: Double wrapped choker Q: If the signal person extends his arm at shoulder height with his thumb pointing down what do they want the operator to do? Answer: Boom down Q: If the signal person has their arm extended and is pointing to his/her left, what do they want you to do? Answer: Swing right Q: Why is a carry deck crane, called a carry deck? Answer: The deck of the crane has carrying capacities Q: How much clearance is required between the counterweight of the crane and all objects? Answer: 2 ft. Q: Which of the following would be good ground conditions for setting up a crane? Answer: Compacted and level Q: When using a carpenter's level to check the level condition of the crane, where would be the best location to put the level? Answer: Swing bearing of the upper works