S12 FDNY CITYWIDE SPRINKLER EXAM REVIEW
2026 COMPLETE QUESTIONS AND
SOLUTIONS GRADED A+
◉ Alarm Signal. Answer: a signal indicating an emergency requiring
immediate action, such as a signal indicative of fire
◉ Antifreeze Sprinkler System. Answer: A wet pipe sprinkler system
employing automatic sprinklers that are attached to a piping system that
contains an antifreeze solution and is connected to a water supply;
discharged followed by water, immediately upon operation of sprinklers
opened by heat from a fire
◉ Automatic Ball Drip. Answer: An automatic drain valve horizontally
installed at the low point in the piping between the lower check valve
and the FD connection of automatic sprinkler systems. Water pressure
from a FD pumper automatically closes this value. It automatically re-
opens when pressure ceases, permitting this piping to drain and thereby
preventing freezing
◉ Central Station. Answer: facility that receives alarm signals from a
protected premises and retransmits or otherwise reports such alarm
signals to the department
, ◉ Combination Standpipe and Sprinkler System. Answer: a system
where the water piping services both 2.5 in. outlets for fire department
use and outlets for automatic sprinklers
◉ Concealed Sprinkler. Answer: A recessed sprinkler with a cover plate
◉ Controle Mode Specific Application Sprinklers. Answer: Control
mode sprinkler systems are designed to control a fire until its original
fuel source is depleted or until fire-fighting activities can commence. A
fire is controlled by cooling the ceiling-level air temperatures, reducing
the fire's rate of heat release and pre-wetting adjacent combustibles
◉ Control Valve. Answer: a valve controlling flow to water-based fire
protection systems. Control valves do not include hose valves,
inspector's test valves, drain valves, trim valves for dry pipe, reaction
and deluge valves, check valves, or relief valves
◉ OS & Y Valve. Answer: an indicating type of control valve used for
fire sprinkler system
◉ Curb Valve. Answer: non-indicating gate valve equipped with a cast
iron extension box flushed with a sidewalk with an operating nut of 1.25
in, this valve is operated using a special curb key wrench. This valve
controls the municipal water supply serving the fire sprinkler system
2026 COMPLETE QUESTIONS AND
SOLUTIONS GRADED A+
◉ Alarm Signal. Answer: a signal indicating an emergency requiring
immediate action, such as a signal indicative of fire
◉ Antifreeze Sprinkler System. Answer: A wet pipe sprinkler system
employing automatic sprinklers that are attached to a piping system that
contains an antifreeze solution and is connected to a water supply;
discharged followed by water, immediately upon operation of sprinklers
opened by heat from a fire
◉ Automatic Ball Drip. Answer: An automatic drain valve horizontally
installed at the low point in the piping between the lower check valve
and the FD connection of automatic sprinkler systems. Water pressure
from a FD pumper automatically closes this value. It automatically re-
opens when pressure ceases, permitting this piping to drain and thereby
preventing freezing
◉ Central Station. Answer: facility that receives alarm signals from a
protected premises and retransmits or otherwise reports such alarm
signals to the department
, ◉ Combination Standpipe and Sprinkler System. Answer: a system
where the water piping services both 2.5 in. outlets for fire department
use and outlets for automatic sprinklers
◉ Concealed Sprinkler. Answer: A recessed sprinkler with a cover plate
◉ Controle Mode Specific Application Sprinklers. Answer: Control
mode sprinkler systems are designed to control a fire until its original
fuel source is depleted or until fire-fighting activities can commence. A
fire is controlled by cooling the ceiling-level air temperatures, reducing
the fire's rate of heat release and pre-wetting adjacent combustibles
◉ Control Valve. Answer: a valve controlling flow to water-based fire
protection systems. Control valves do not include hose valves,
inspector's test valves, drain valves, trim valves for dry pipe, reaction
and deluge valves, check valves, or relief valves
◉ OS & Y Valve. Answer: an indicating type of control valve used for
fire sprinkler system
◉ Curb Valve. Answer: non-indicating gate valve equipped with a cast
iron extension box flushed with a sidewalk with an operating nut of 1.25
in, this valve is operated using a special curb key wrench. This valve
controls the municipal water supply serving the fire sprinkler system
