FDNY S12 EXAM QUESTIONS AND ANSWERS 100% CORRECT!!

Antifreeze Sprinkler System - ANSWERA 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 - ANSWERAn 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 - ANSWERfacility that receives alarm signals from a protected premises and retransmits or otherwise reports such alarm signals to the department Combination Standpipe and Sprinkler System - ANSWERa system where the water piping services both 2.5 in. outlets for fire department use and outlets for automatic sprinklers Concealed Sprinkler - ANSWERA recessed sprinkler with a cover plate Controle Mode Specific Application Sprinklers - ANSWERControl 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