nicet #3 Question and answers 100%
correct 2025/2026
Obstruction investigations should be recommended when which three situations occur? (Choose three.)
after extended period of being shut down and returned to service
drains or inspector tests plugged by foreign material
lack of regular inspections
obstructive material observed during drain test - correct answer ✔abd
Which of the following steps need to be performed by the impairment coordinator if impairment will
keep a system out of service for more than 10 hours in a 24-hour period?
evacuation of the building or portion of the building affected by the system out of service, establishment
of a temporary water supply, establishment of an approved fire watch
inform the owner of the responsibility to make appropriate repairs to the system
the property owner or designated representative, insurance carrier, alarm company, and other
authorities have been advised that protection has been restored
a tag shall be posted at each fire department connection and the system control valve, and other
locations required by the Authority Having Jurisdiction (AHJ), indicating which system, or part thereof,
has been removed from service - correct answer ✔a
The owner of a property being inspected asks for verification that the racks being added will be
adequately protected by the existing system, because the type of storage has not changed.What should
be done?
agree with the owner because the commodity has not changed
tell the owner that larger pipe sizes are needed to adapt for the new racks
tell the owner that sprinklers need to be installed in the racks
tell the owner to contact an engineer to evaulate the changes since verifying the adequacy of the system
design falls outside the scope of NFPA 25 - correct answer ✔d
, Before servicing a dry system air compressor, which device could be used to safely determine that
power is not being supplied to the compressor?
fire alarm control panel
refractometer
RPM meter
voltage meter - correct answer ✔d
How often does the interior of a water storage tank, which was protected from corrosion, require
inspection?
monthly
annually
3 years
5 years - correct answer ✔d
According to NFPA 25, what is the minimum information required to be present on a sign attached to a
system control valve?
the fire alarm module number associated with it
the system or portion of the system it controls
the type of control valve it is and year of manufacture
the year it was first placed in service and each date it received service thereafter - correct answer ✔b
According to NFPA 25, what is the typical size of an impairment tag?
2 inches x 4 inches
3 inches x 5 inches
4 inches x 6 inches
5 inches x 7 inches - correct answer ✔c
correct 2025/2026
Obstruction investigations should be recommended when which three situations occur? (Choose three.)
after extended period of being shut down and returned to service
drains or inspector tests plugged by foreign material
lack of regular inspections
obstructive material observed during drain test - correct answer ✔abd
Which of the following steps need to be performed by the impairment coordinator if impairment will
keep a system out of service for more than 10 hours in a 24-hour period?
evacuation of the building or portion of the building affected by the system out of service, establishment
of a temporary water supply, establishment of an approved fire watch
inform the owner of the responsibility to make appropriate repairs to the system
the property owner or designated representative, insurance carrier, alarm company, and other
authorities have been advised that protection has been restored
a tag shall be posted at each fire department connection and the system control valve, and other
locations required by the Authority Having Jurisdiction (AHJ), indicating which system, or part thereof,
has been removed from service - correct answer ✔a
The owner of a property being inspected asks for verification that the racks being added will be
adequately protected by the existing system, because the type of storage has not changed.What should
be done?
agree with the owner because the commodity has not changed
tell the owner that larger pipe sizes are needed to adapt for the new racks
tell the owner that sprinklers need to be installed in the racks
tell the owner to contact an engineer to evaulate the changes since verifying the adequacy of the system
design falls outside the scope of NFPA 25 - correct answer ✔d
, Before servicing a dry system air compressor, which device could be used to safely determine that
power is not being supplied to the compressor?
fire alarm control panel
refractometer
RPM meter
voltage meter - correct answer ✔d
How often does the interior of a water storage tank, which was protected from corrosion, require
inspection?
monthly
annually
3 years
5 years - correct answer ✔d
According to NFPA 25, what is the minimum information required to be present on a sign attached to a
system control valve?
the fire alarm module number associated with it
the system or portion of the system it controls
the type of control valve it is and year of manufacture
the year it was first placed in service and each date it received service thereafter - correct answer ✔b
According to NFPA 25, what is the typical size of an impairment tag?
2 inches x 4 inches
3 inches x 5 inches
4 inches x 6 inches
5 inches x 7 inches - correct answer ✔c
