NCCCO Core Exam Prep (2023\/ 2024 Update) Questions and 100% Correct Verified Answers| Grade A<\/p>\n\n\n\n
NCCCO Core Exam Prep (2023\/ 2024
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<\/p>\n\n\n\n
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:<\/p>\n\n\n\n
–
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?<\/p>\n\n\n\n
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
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