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NNCCER IRON WORKER EXAM 1 QUESTIONS AND ANSWERS
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NNCCER IRON WORKER EXAM 1 QUESTIONS AND ANSWERS
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NNCCER IRON WORKER EXAM 1 QUESTIONS ANDANSWERS
Companies with strong safety cultures usually have lower _____. - Answers- a.
turnover
Which of these is a true statement regarding safety? - Answers- a. Safety is a learned
behavior and attitude.
Poor lighting, excessive noise, and inadequate guards for moving parts are examples of
_____. - Answers- b. unsafe conditions
The activity that consists of breaking a job into its component tasks and then analyzing
each step for potential hazards is called a _____. - Answers- a. job safety analysis
A measure of the probability, consequences, and exposure related to an event is
referred to as _____. - Answers- c. risk
If there is a hole in the floor of a structure, the preferred method of protecting workers
from falls is to _____. - Answers- a. cover the opening and label the cover
When performing overhead work on scaffolding, what protective measures must be
taken to prevent objects from falling and striking a person below? - Answers- c.
Toeboards, debris nets, or canopies must be applied.
When stacking materials such as bricks or block, do not stack materials beyond a
_____. - Answers- b. 4:1 height-to-base ratio
Benching systems are prohibited in _____. - Answers- c. Type C soils
In the absence of other information, all soil in an excavation should be treated as if it is
_____. - Answers- c. Type C
Daily inspection of an excavation must be performed by a(n) _____. - Answers- b.
competent person
One of the most common grounding systems used for protection against accidental
electrical shock is the _____. - Answers- b. three-wire system
A polarized electrical receptacle is used for _____. - Answers- c. double-insulated tools
A system that protects workers from the release of hazardous energy while they work
with machines and equipment is referred to as _____. - Answers- c. lockout/tagout
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