(MEP Exams)Mechanical, Electrical, and Plumbing
COMPLETE EXAM LATEST VERSION 2026-2027
QUESTIONS AND 100% Verified ANSWERS
Which MEP trade typically installs gas piping. - answer>>>Plumbing
A vertical (typically) piping system within a building (usually a stairwell) used to connect
fire hoses to for additional support in suppressing a fire - answer>>>Stand Pipe Fire
Riser
What plumbing fixture is meant for washing materials, clothes, dishes, or other items? -
answer>>>sink
After the domestic cold water lines pass the meter, it typically will split and branch into
multiple locations. Which of the following are POSSIBLE places that the cold water will go
to (Select ALL that apply). - answer>>>Straight to fixtures,
To Water Heater,
To Boiler,
To Hose Bibbs
A plumbing device that measures and indicates fluid flow is known as a what? -
answer>>>meter
Which type of fire suppression medium is most commonly used for commercial building
applications (standard use occupancies - Class A fires)? - answer>>>water
, What piece of equipment removes excessive amounts of positively charged minerals
(mainly calcium and magnesium) that may be present in water by using a negatively
charged compound (typically Brine) and an ion-exchanger? - answer>>>Water Softener
Which of the following is black steel pipe NOT used for: - answer>>>Drinking Water
In comparing two different sizes of the same piping material, as the thickness of a pipe
increases, the inside diameter (ID) of the pipe: - answer>>>.
Decreases
Fire Pumps must be backed up on emergency power. - answer>>>True
A fire suppression sprinkler system where the heads are always open but the pipe is not
pressurized. When a valve is released due to the detection of a fire, all of the heads
release water until the valve is closed. - answer>>>Deluge
A Drinking Fountain and a Water Cooler are the same exact thing, they are just called
something different depending on who the Architect is. - answer>>>false
A 3D depiction of a plumbing system meant to help a plumber layout the install of their
piping systems. - answer>>>Isometric Projection
What is the point of a P-Trap? - answer>>>To maintain a water seal in the drain piping
Copper piping is typically used for: - answer>>>WATER
REFRIGERANT
Match the following drainage types as being considered either Black or Grey Water
COMPLETE EXAM LATEST VERSION 2026-2027
QUESTIONS AND 100% Verified ANSWERS
Which MEP trade typically installs gas piping. - answer>>>Plumbing
A vertical (typically) piping system within a building (usually a stairwell) used to connect
fire hoses to for additional support in suppressing a fire - answer>>>Stand Pipe Fire
Riser
What plumbing fixture is meant for washing materials, clothes, dishes, or other items? -
answer>>>sink
After the domestic cold water lines pass the meter, it typically will split and branch into
multiple locations. Which of the following are POSSIBLE places that the cold water will go
to (Select ALL that apply). - answer>>>Straight to fixtures,
To Water Heater,
To Boiler,
To Hose Bibbs
A plumbing device that measures and indicates fluid flow is known as a what? -
answer>>>meter
Which type of fire suppression medium is most commonly used for commercial building
applications (standard use occupancies - Class A fires)? - answer>>>water
, What piece of equipment removes excessive amounts of positively charged minerals
(mainly calcium and magnesium) that may be present in water by using a negatively
charged compound (typically Brine) and an ion-exchanger? - answer>>>Water Softener
Which of the following is black steel pipe NOT used for: - answer>>>Drinking Water
In comparing two different sizes of the same piping material, as the thickness of a pipe
increases, the inside diameter (ID) of the pipe: - answer>>>.
Decreases
Fire Pumps must be backed up on emergency power. - answer>>>True
A fire suppression sprinkler system where the heads are always open but the pipe is not
pressurized. When a valve is released due to the detection of a fire, all of the heads
release water until the valve is closed. - answer>>>Deluge
A Drinking Fountain and a Water Cooler are the same exact thing, they are just called
something different depending on who the Architect is. - answer>>>false
A 3D depiction of a plumbing system meant to help a plumber layout the install of their
piping systems. - answer>>>Isometric Projection
What is the point of a P-Trap? - answer>>>To maintain a water seal in the drain piping
Copper piping is typically used for: - answer>>>WATER
REFRIGERANT
Match the following drainage types as being considered either Black or Grey Water
