1. Which of the following is NOT a component of an assured equipment grounding conductor program?
Competent person
Ground fault circuit interrupters
Continuity tests
Daily visual inspections
2. A ladder or stairway is required at work points of access where there is a break in elevation of __________ inches or more
12
19
22
24
3. What is the maximum permissible height for a supported scaffold when braces are not used?
20 feet
30 feet
Four times the minimum base dimension
Four times the largest base dimension
4. Electric-arc welding is a type of __________ welding.
pressure
gas
fission
fusion
5. When using a portable ladder to access a roof, the side rails:
must extend at least 3 feet above the roof edge.
should extend at least 2 feet above the roof edge.
should not extend above the roof edge.
must be even with the roof edge.