MASTER PLUMBER PAST BOARD 2026-2027
Comprehensive Frequently Tested Questions
With Verified Multiple Choice and Conceptual
Actual 100% Correct Detailed Answers
Guaranteed Pass!!Current Update!!
1. Which of the following is NOT a basic component to a plumbing system?
A. The drainage and vent system
B. Water service pipe and distributing pipes
C. Pollution Control
D. Plumbing fixtures - ANSWER C
2. What do you call the installation of all pipes in the plumbing system that is
in
partitions and under floors?
A. Tempering
B. Roughing-in
C. Concealed plumbing
D. Fixturing - ANSWER B
,3. What will be the basis in the design of water piping system in localities
where the water pressure is fluctuating all throughout the day?
A. Time of the day when the maximum pressure is available
B. Number of households in the area using water
C. Minimum pressure available
D. Maximum pressure available - ANSWER C
4. What do you call a hemp or old hemp rope soaked in oil or tar to make it
waterproof?
A. Sisal
B. Manila
C. Abaca
D. Oakum - ANSWER D
5. Through what means must waste of food handling equipment discharge?
A. Vertical gap
B. Grease interceptor
C. Indirect Waste pipe
D. Direct connection - ANSWER C
6. What is a group vent pipe?
A. Circuit vent
, B. Drain
C. Continuous vent
D. Cross connection - ANSWER A
7. When was NAMPAP registered with the Securities and Exchage
Commission?
A. 1925
B. 1942
C. 1937
D. 1935 - ANSWER D
8. A horizntal drain that is sized to provide free movement of air above the
flow
line of the drain is called a ___
A. continuous waste system
B. durham waste and vent system
C. combination waste and vent system
D. solvent waste and vent system - ANSWER C
9. What should be made of connections between a potable water supply and
an
automatic fire sprinkling machine?
A. With vacuum breaker
, B. With relief valves
C. With check valve
D. With valve regulator - ANSWER C
10.Q.10) What type of concealed connections on fixtures shall be provided
with access panel or utility at least 0.3m in its least dimension for easy
inspection and repair?
A. Hubless
B. Flanged
C. Slip joint
D. Ball and socket - ANSWER C
11.Fixture connections that require the removal of an access panel for
servicing are considered ____.
A. accessible
B. readily accessible
C. not accessible
D. exposed - ANSWER A
12.What is the minimum elapsed time required that the pressurized water be
kept
in the pipe system for the water test?
A. 15 min
B. 10 min
Comprehensive Frequently Tested Questions
With Verified Multiple Choice and Conceptual
Actual 100% Correct Detailed Answers
Guaranteed Pass!!Current Update!!
1. Which of the following is NOT a basic component to a plumbing system?
A. The drainage and vent system
B. Water service pipe and distributing pipes
C. Pollution Control
D. Plumbing fixtures - ANSWER C
2. What do you call the installation of all pipes in the plumbing system that is
in
partitions and under floors?
A. Tempering
B. Roughing-in
C. Concealed plumbing
D. Fixturing - ANSWER B
,3. What will be the basis in the design of water piping system in localities
where the water pressure is fluctuating all throughout the day?
A. Time of the day when the maximum pressure is available
B. Number of households in the area using water
C. Minimum pressure available
D. Maximum pressure available - ANSWER C
4. What do you call a hemp or old hemp rope soaked in oil or tar to make it
waterproof?
A. Sisal
B. Manila
C. Abaca
D. Oakum - ANSWER D
5. Through what means must waste of food handling equipment discharge?
A. Vertical gap
B. Grease interceptor
C. Indirect Waste pipe
D. Direct connection - ANSWER C
6. What is a group vent pipe?
A. Circuit vent
, B. Drain
C. Continuous vent
D. Cross connection - ANSWER A
7. When was NAMPAP registered with the Securities and Exchage
Commission?
A. 1925
B. 1942
C. 1937
D. 1935 - ANSWER D
8. A horizntal drain that is sized to provide free movement of air above the
flow
line of the drain is called a ___
A. continuous waste system
B. durham waste and vent system
C. combination waste and vent system
D. solvent waste and vent system - ANSWER C
9. What should be made of connections between a potable water supply and
an
automatic fire sprinkling machine?
A. With vacuum breaker
, B. With relief valves
C. With check valve
D. With valve regulator - ANSWER C
10.Q.10) What type of concealed connections on fixtures shall be provided
with access panel or utility at least 0.3m in its least dimension for easy
inspection and repair?
A. Hubless
B. Flanged
C. Slip joint
D. Ball and socket - ANSWER C
11.Fixture connections that require the removal of an access panel for
servicing are considered ____.
A. accessible
B. readily accessible
C. not accessible
D. exposed - ANSWER A
12.What is the minimum elapsed time required that the pressurized water be
kept
in the pipe system for the water test?
A. 15 min
B. 10 min
