ABYC SYSTEMS EXAM |ACTUAL QUESTIONS AND
VERIFIED ANSWERS|BRAND NEW 2026-2027
UPDATE|GRADED A+
Question 1
Ball valves may be sealed to through hull fittings with:
A. 5200
B. SikaFlex
C. Teflon
D. All the above
E. None of the above
CORRECT ANSWER
E
Question 2
Tubes are measured by:
A. ID
B. OD
C. nominal size
CORRECT ANSWER
B
Question 3
1
@THE STUDY VAULT
,pipes may not be connected by:
A. Welding
B. Threaded fittings
C. Compression fittings
D. Glue
CORRECT ANSWER
C
Question 4
Tech A says Seacocks must be readily accessible. Tech B say its ok to have them within 12"
of the engine. who is correct?
A. Tech A
B. Tech B
C. Both
D. neither
CORRECT ANSWER
C
Question 5
Tech A says that it is all right to connect an auxiliary line to the potable water pump as
long as there is a siphon break. Technician B says you must have a lockable Y valve to
prevent cross contamination. who is right?
A. Tech A
2
@THE STUDY VAULT
,B. Tech B
C. Both
D. Neither
CORRECT ANSWER
D
Question 6
A bildge pump discharge line must be:
A. equipped with a check valve to prevent back flow and nuisance cycling
B. Equipped with a properly installed seacock
C. No more than 30' long
D. non of the above
CORRECT ANSWER
D
Question 7
ball valves below the waterline must be:
A. ABYC approved
B. ABYC Certified
C. ABYC endorsed
D. none of the above
CORRECT ANSWER
D
3
@THE STUDY VAULT
, Question 8
potable water systems must discharge
A. into a sump
B. Overboard
C. Into the grey water tank
D. any of the above
CORRECT ANSWER
D
Question 9
Tubes are measured in _________ and hoses are measured in _________
CORRECT ANSWER
OD ID
Question 10
Which of the following components may need to be by-passed for the purpose of
decommissioning?
A. Tanks, filters and water heaters
B. Strainers, tanks and pumps
C. Fixtures and lines
D. Dockside water connections
4
@THE STUDY VAULT
VERIFIED ANSWERS|BRAND NEW 2026-2027
UPDATE|GRADED A+
Question 1
Ball valves may be sealed to through hull fittings with:
A. 5200
B. SikaFlex
C. Teflon
D. All the above
E. None of the above
CORRECT ANSWER
E
Question 2
Tubes are measured by:
A. ID
B. OD
C. nominal size
CORRECT ANSWER
B
Question 3
1
@THE STUDY VAULT
,pipes may not be connected by:
A. Welding
B. Threaded fittings
C. Compression fittings
D. Glue
CORRECT ANSWER
C
Question 4
Tech A says Seacocks must be readily accessible. Tech B say its ok to have them within 12"
of the engine. who is correct?
A. Tech A
B. Tech B
C. Both
D. neither
CORRECT ANSWER
C
Question 5
Tech A says that it is all right to connect an auxiliary line to the potable water pump as
long as there is a siphon break. Technician B says you must have a lockable Y valve to
prevent cross contamination. who is right?
A. Tech A
2
@THE STUDY VAULT
,B. Tech B
C. Both
D. Neither
CORRECT ANSWER
D
Question 6
A bildge pump discharge line must be:
A. equipped with a check valve to prevent back flow and nuisance cycling
B. Equipped with a properly installed seacock
C. No more than 30' long
D. non of the above
CORRECT ANSWER
D
Question 7
ball valves below the waterline must be:
A. ABYC approved
B. ABYC Certified
C. ABYC endorsed
D. none of the above
CORRECT ANSWER
D
3
@THE STUDY VAULT
, Question 8
potable water systems must discharge
A. into a sump
B. Overboard
C. Into the grey water tank
D. any of the above
CORRECT ANSWER
D
Question 9
Tubes are measured in _________ and hoses are measured in _________
CORRECT ANSWER
OD ID
Question 10
Which of the following components may need to be by-passed for the purpose of
decommissioning?
A. Tanks, filters and water heaters
B. Strainers, tanks and pumps
C. Fixtures and lines
D. Dockside water connections
4
@THE STUDY VAULT
