Nccco core EXAM 2023-2024
ACTUAL EXAM 100
QUESTIONS AND CORRECT
DETAILED ANSWERS
VERIFIED ANSWERS GRADED
A+
,If taking sides strain on a boom what concerns the operator
the most - ✔✔✔ANSWER-Boom damage
If a crane load chart has capacities listed in the shaded area
this means that - ✔✔✔ANSWER-If overloaded structural
confidence will be compromised
As the layers of rope on a drum increase the allowable line
Pull wil - ✔✔✔ANSWER-Decrease
Which of the following actions is most likely to cause two
blocking - ✔✔✔ANSWER-Telescoping the boom out
When is it safe to handle loads under powerlines -
✔✔✔ANSWER-The load know where any part of the crane
can come closer than regulations allow
When working your power lines tag lines and slings should
be constructed of - ✔✔✔ANSWER-Probably propylene or
polyethylene and webbing because they offer a fair
insulating properties
,When reading a load chart the listed capacity has an Asterix
next to it this means - ✔✔✔ANSWER-The capacities are
based on the cranes structural competence
Of the following actions which one will most likely cause a
side load condition - ✔✔✔ANSWER-Abruptly starting or
stopping the swing
Cording to OSHA with any hook ball or attachment at its
lowest point a minimum of blank reps must remain on the
drum at all times - ✔✔✔ANSWER-2
What is the minimum distance of crane must maintain from
powerlines rated below 50 KV - ✔✔✔ANSWER-10 feet
What is the best procedures to follow if underground utilities
are present - ✔✔✔ANSWER-Contact utility company
For boom is reeves eccentrically to the block the most
common result would be - ✔✔✔ANSWER-Twisting of the
boom
, What is the safety factor for 6 x 19 IWRC wire rope -
✔✔✔ANSWER-3.5-1
What is the safety factor for rotation resistor wire rope -
✔✔✔ANSWER-5-1
What is the safety factor for rigging hardware -
✔✔✔ANSWER-5-1
What is the safety factor one hoisting personnel using IWRC
wire Rope - ✔✔✔ANSWER-7-1
What is the safety factor hoisting personnel using rotation
resistance wire rope - ✔✔✔ANSWER-10-1
Unless the manufacturer states otherwise the wind speed to
seize hoisting Shall be - ✔✔✔ANSWER-30 mph
When hoisting personnel OSHA requires wind speed not to
exceed - ✔✔✔ANSWER-20 mph
ACTUAL EXAM 100
QUESTIONS AND CORRECT
DETAILED ANSWERS
VERIFIED ANSWERS GRADED
A+
,If taking sides strain on a boom what concerns the operator
the most - ✔✔✔ANSWER-Boom damage
If a crane load chart has capacities listed in the shaded area
this means that - ✔✔✔ANSWER-If overloaded structural
confidence will be compromised
As the layers of rope on a drum increase the allowable line
Pull wil - ✔✔✔ANSWER-Decrease
Which of the following actions is most likely to cause two
blocking - ✔✔✔ANSWER-Telescoping the boom out
When is it safe to handle loads under powerlines -
✔✔✔ANSWER-The load know where any part of the crane
can come closer than regulations allow
When working your power lines tag lines and slings should
be constructed of - ✔✔✔ANSWER-Probably propylene or
polyethylene and webbing because they offer a fair
insulating properties
,When reading a load chart the listed capacity has an Asterix
next to it this means - ✔✔✔ANSWER-The capacities are
based on the cranes structural competence
Of the following actions which one will most likely cause a
side load condition - ✔✔✔ANSWER-Abruptly starting or
stopping the swing
Cording to OSHA with any hook ball or attachment at its
lowest point a minimum of blank reps must remain on the
drum at all times - ✔✔✔ANSWER-2
What is the minimum distance of crane must maintain from
powerlines rated below 50 KV - ✔✔✔ANSWER-10 feet
What is the best procedures to follow if underground utilities
are present - ✔✔✔ANSWER-Contact utility company
For boom is reeves eccentrically to the block the most
common result would be - ✔✔✔ANSWER-Twisting of the
boom
, What is the safety factor for 6 x 19 IWRC wire rope -
✔✔✔ANSWER-3.5-1
What is the safety factor for rotation resistor wire rope -
✔✔✔ANSWER-5-1
What is the safety factor for rigging hardware -
✔✔✔ANSWER-5-1
What is the safety factor one hoisting personnel using IWRC
wire Rope - ✔✔✔ANSWER-7-1
What is the safety factor hoisting personnel using rotation
resistance wire rope - ✔✔✔ANSWER-10-1
Unless the manufacturer states otherwise the wind speed to
seize hoisting Shall be - ✔✔✔ANSWER-30 mph
When hoisting personnel OSHA requires wind speed not to
exceed - ✔✔✔ANSWER-20 mph
