ACTUAL EXAM PAPER 2026
QUESTIONS WITH ANSWERS GRADED
A+
◍ Auxiliary Equipment.
Answer: listed equipment used in conjunction with the wet chemical
systems, for example, to shut down power, fuel, or ventilation to the hazard
being protected or to initiate signaling devices.
◍ (3.3.1) Auxiliary Equipment.
Answer: Listed equipment used in conjunction with the wet chemical
systems,
◍ Discharge Nozzle.
Answer: Device from which the extinguishing agent is discharged to provide
for suppression of a fire in the designated hazard.
◍ (3.3.2) Discharge nozzle.
Answer: Device from which the extinguishing agent is discharged to provide
for suppression of a fire in the designated hazard.
◍ Duct.
Answer: Branch Duct- the duct work that contains the exhaust air from a
single hood or hazard area.Common Duct- the duct work containing the
exhaust air from two or more branch ducts.
◍ Expellant Gas.
Answer: the medium used to discharge extinguishing agent from its
container
◍ Indicator.
, Answer: a mechanical or electrical device that shows when an extinguishing
system or critical component of it is ready to operate or if it has already
operated.
◍ (3.3.3.1) Branch Duct.
Answer: The duct work that contains the exhaust air from a single hood or
hazard
◍ (3.3.3.2) Common Duct.
Answer: The duct work containing the exhaust air from two or more branch
ducts.
◍ Inspection.
Answer: a visual examination of a system or portion thereof to verify that it
appears to be in operating condition and is free of physical damage.
◍ Liquid Agent.
Answer: wet chemical
◍ Maintenance.
Answer: work, including, but not limited to, repair, replacement, and
service, performed to ensure that equipment operates properly.
◍ (3.3.4) Expellant Gas.
Answer: The medium used to discharge extinguishing agent from its
container.
◍ Manufacturer's Design, Installation, and Maintenance Manual.
Answer: the document referenced for design, installation, and maintenance
of the listed wet chemical extinguishing system equipment.
◍ (3.3.5) Indicator.
Answer: A mechanical or electrical device that shows when an
extinguishing system or critical component of it is ready to operate or if it
has already operated.
◍ Owner's Manual.
Answer: a pamphlet containing the manufacturer's specifications for the
, proper inspection and operation of the extinguishing systems.
◍ (3.3.13) Pre-Engineered systems.
Answer: Those systems having predetermined flow rates, nozzle pressures,
and quantities of extinguishing agent and having specific pipe size,
maximum and minimum pipe lengths, flexible hose specifications, number
of fittings, and number and types of nozzles.
◍ (3.3.16) shutoff devices.
Answer: Devices that operate simultaneously with the extinguishing system
to shut off fuel and power to appliances protected by the system and other
appliances requirred to be shut off upon operation of the system.
◍ Operating Devices.
Answer: Mechanical, electrical, or pneumatic devices involved in the
operation of a system.
◍ Automatic Operation.
Answer: Operation without human intervention. This operation includes, but
is not limited to, heat, rate of heat rise, smoke, or pressure change.
◍ Manual Operation.
Answer: Operation of a system or its components
◍ (3.3.22) Wet chemical.
Answer: Normally an aqueous solution of organic or inorganic salts or a
combination thereof that forms an extinguishing agent
◍ Pipe.
Answer: Circular conduit for conveying the extinguishing agent to to the
discharge nozzle. Wherever pipe is used in this standard, it is understood to
also mean tube.
◍ (4.2) Detectors shall be.
Answer: listed devices that detect heat
◍ (4.3.1) Discharge nozzles shall be listed for their.
Answer: intended use