Master Plumbing License 2026-2027
Comprehensive Frequently Tested Exam
Questions With Verified Multiple Choice
and Conceptual Actual 100% Correct
Detailed Answers
Guaranteed Pass!!Current Update!!
1. Ladders, ramps, or stairways used as exits must be located every_____ feet
in any trench that is more than 4 feet deep.
a. 10 feet
b. 15 feet
c. 20 feet
d. 25 feet
d. 25 feet
2. Ladder side rails must extend a minimum of _____ feet above the landing
or top of the trench.
a. 2
b. 3
c. 4
d. 5
b. 3
3. Ladders must have non-conductive side rails if work will be preformed near
equipment or systems using_______
, a. nitrogen
b. water
c. electricity
d. all of the above
c. electricity
4. All ladders must be inspected before each use for signs of damage or
defects.
a. True
b. False
true
5. The distance that tools and equipment must be kept from the edge of the
trench is_____.
a. 1 foot
b. 2 feet
c. 3 feet
d. 4 feet
b.2 feet
6. There must be a minimum of ____ feet between the trench wall and the
spoil pile.
a. 2
b. 4
c. 6
d. 8
a. 2
,7. What is required when working in a 6.5 ft. trench?
a. a ladder
b. a worker and supervisor
c. a back hoe
d. All of the above
a. a ladder
8. The leading cause of private sector worker deaths (excluding highway
collisions) in the construction industry were______.
a. Falls
b. Electrocutions
c. Struck by objects
d. Caught-in/ between (this category includes construction workers
killed when caught-in or compresses by equipment or objects, and
struck, caught, or crushed in collapsing structure, equipment, or
material)
a. Falls
9. Extension ladders should be extended a minimum distance of_____ past
the edge they rest against.
a. 1 foot
b. 2 feet
c. 3 feet
d. 4 feet
c.3 feet
10.Straight and extension ladders need to be on a secure firm base and must
be placed in a position using the 4:1 ratio. This means straight and
extension ladders should be placed at a ______ degree angle to the ground.
, a. 25
b. 75
c. 50
d. 120
75
11.The tw categories of fall protection are fall restraint and ________.
a. ladder restraint
b. Roof restraint
c. Fall arrest
fall arrest
12.Fall arrest is designed to________ .
a. prevent you from falling
b. catch you if you fall
c. eliminate the fall hazard
b. catch you if you fall
13.If only a class A fire extinguisher was available for a class C fire________.
a. using the wrong type of extinguisher for the wrong type of fire can be
dangerous and life-threatening
b. it would be ok in an emergency situation
c. if would be ok if you were at least 10 feet from the fire
a. using the wrong type of extinguisher for the wrong type of fire can be
dangerous and life-threatening.
14.The plot plan of a construction drawing usually shows the _______.
a. plumbing fixtures
b. Electrical wiring and fixtures
c. Utility easements
d. Sectional layouts of the interior of the building
Comprehensive Frequently Tested Exam
Questions With Verified Multiple Choice
and Conceptual Actual 100% Correct
Detailed Answers
Guaranteed Pass!!Current Update!!
1. Ladders, ramps, or stairways used as exits must be located every_____ feet
in any trench that is more than 4 feet deep.
a. 10 feet
b. 15 feet
c. 20 feet
d. 25 feet
d. 25 feet
2. Ladder side rails must extend a minimum of _____ feet above the landing
or top of the trench.
a. 2
b. 3
c. 4
d. 5
b. 3
3. Ladders must have non-conductive side rails if work will be preformed near
equipment or systems using_______
, a. nitrogen
b. water
c. electricity
d. all of the above
c. electricity
4. All ladders must be inspected before each use for signs of damage or
defects.
a. True
b. False
true
5. The distance that tools and equipment must be kept from the edge of the
trench is_____.
a. 1 foot
b. 2 feet
c. 3 feet
d. 4 feet
b.2 feet
6. There must be a minimum of ____ feet between the trench wall and the
spoil pile.
a. 2
b. 4
c. 6
d. 8
a. 2
,7. What is required when working in a 6.5 ft. trench?
a. a ladder
b. a worker and supervisor
c. a back hoe
d. All of the above
a. a ladder
8. The leading cause of private sector worker deaths (excluding highway
collisions) in the construction industry were______.
a. Falls
b. Electrocutions
c. Struck by objects
d. Caught-in/ between (this category includes construction workers
killed when caught-in or compresses by equipment or objects, and
struck, caught, or crushed in collapsing structure, equipment, or
material)
a. Falls
9. Extension ladders should be extended a minimum distance of_____ past
the edge they rest against.
a. 1 foot
b. 2 feet
c. 3 feet
d. 4 feet
c.3 feet
10.Straight and extension ladders need to be on a secure firm base and must
be placed in a position using the 4:1 ratio. This means straight and
extension ladders should be placed at a ______ degree angle to the ground.
, a. 25
b. 75
c. 50
d. 120
75
11.The tw categories of fall protection are fall restraint and ________.
a. ladder restraint
b. Roof restraint
c. Fall arrest
fall arrest
12.Fall arrest is designed to________ .
a. prevent you from falling
b. catch you if you fall
c. eliminate the fall hazard
b. catch you if you fall
13.If only a class A fire extinguisher was available for a class C fire________.
a. using the wrong type of extinguisher for the wrong type of fire can be
dangerous and life-threatening
b. it would be ok in an emergency situation
c. if would be ok if you were at least 10 feet from the fire
a. using the wrong type of extinguisher for the wrong type of fire can be
dangerous and life-threatening.
14.The plot plan of a construction drawing usually shows the _______.
a. plumbing fixtures
b. Electrical wiring and fixtures
c. Utility easements
d. Sectional layouts of the interior of the building
