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General Exams (Plum Code Db) – Page 1

#1. Refers to an individual who worked in the sanitary field of ancient Rome.
A Plumbum
B Plumber
C Plum
D Plumbarius
Answer: Plumbarius
#2. Storm water is?
A Waste water
B Potable water
C Rain water
D Sea water
Answer: Rain water
#3. Is a drain from two or three fixtures connected to a single trap?
A Continuous vent
B Common vent
C Circuit vent
D Branch vent
Answer: Circuit vent
#4. Waste discharge by water closet is?
A Liquid waste
B Urine
C Water waste
D Solid waste
Answer: Water waste
#5. The minimum allowable size of any drain, horizontal branch, vertical soil or waste stack serving one or more water closets shall be?
A 5 in
B 3 in
C 4 in
D 2 in
Answer: 4 in
#6. The air pressure test for any threaded (low pressure) gas piping system shall be at least?
A 15 ft head for 15 minutes
B 10 psi for 15 minutes
C 15 psi for 15 minutes
D 10 ft head for 15 minutes
Answer: 10 psi for 15 minutes
#7. Refers to the resistance produced by flowing water with fittings and interior surface of the pipe?
A Force
B velocity
C Friction
D Pressure
Answer: Friction
#8. What pressure is required to test water supply system?
A 250% of used water pressure
B 200% of used water pressure
C 150% of used water pressure
D 100% of used water pressure
Answer: 150% of used water pressure
#9. Combination of two chemical elements called hydrogen and oxygen?
A Ice
B fluid
C Liquid
D Water
Answer: Water
#10. The minimum pressure that should be maintained for fixtures containing flush tank supplies shall be?
A 0.434 psi
B 4.340 psi
C 8.0 psi
D 30 psi
Answer: 8.0 psi
#11. A device used to measure the amount of water that passes through the water service?
A Water gauge
B Water tank
C Water meter
D Water stop
Answer: Water meter
#12. The valve for controlling two or more outlet in a cold water supply line may be a?
A Non-rising stem globe valve
B Ground key valve
C Heavy duty gate valve
D Full way gate valve
Answer: Full way gate valve
#13. A material not listed in the code for use in water piping is?
A Plastic
B Cast iron
C Asbestos cement
D Aluminum
Answer: Aluminum
#14. The lowest piping system that receives the discharge from soil, waste and other drainage pipes is?
A Soil pipe
B Building sewer
C Building drain
D Asbestos pipe
Answer: Building drain
#15. A set of regulation adapted by an administrative agency that has jurisdiction over material and design specification in plumbing?
A Building code
B Plumbing Jurisdiction Code
C Plumbing code
D Code of ethics
Answer: Plumbing code
#16. It is inserted into the water main and it serves as the control of the water service?
A Meter stop
B Corporation stop
C Curb stop
D Water stop
Answer: Curb stop
#17. A mechanical device used to circulate hit water to the plumbing system?
A Overhead feed system
B Up feed system
C Hot water system
D Pump circuit system
Answer: Hot water system
#18. The waste test for drainage system shall be at least?
A 15 psi
B 10 psi
C 10 ft head
D 15 ft head
Answer: 10 ft head
#19. Used on a smaller distribution system for elevating water in wells or other sources?
A Piston pump
B Centrifugal pump
C Pumping station
D Water pump
Answer: Water pump
#20. The minimum quantity of water for flush urinals is?
A 4 gallons
B 3 gallons
C 2 gallons
D 1 gallons
Answer: 2 gallons
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