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