Nicet Level 1 water based systems exam questions and answers 100%

What is a purpose of a control valve <<Ans>> Control Flow to water based fire protection system The gauge on the quick opening device shall indicate _____ as compared to the gauge on the system side of the dry pipe valve? <<Ans>> the same pressure What type of test shall be provided when a valve is returned to service to determine that the valve is open? <<Ans>> Valve status test What is a fire service main? <<Ans>> A pipe and its appurtenances on private property/ Pipe between a source of water and the base of the system riser Name the system that utilizes a plate through which a passes a specific amount of foam concentrate at a specific pressure. <<Ans>> Orifice Plate Proportioning During an inspection, which of the following would be identified as a sprinkler which shall be replaced? <<Ans>> Corrosion What are the inspection requirements for hangers and seismic braces installed in concealed spaces? <<Ans>> Periodic inspection is not required Gauges shall be replaced every _____ or tested every _____ by comparison with a calibrated gauge <<Ans>> 5 years/ 5 years Where air pressure supervision is connected to a constantly attended location gauges shall be inspected ______? <<Ans>> Monthly Sprinklers installed in areas that are inaccessible for safety consideration, due to process operations ____ be ____ during each scheduled shutdown? <<Ans>> Shall/ Inspected What type of valve is designed for the purpose of reducing downstream water pressure under both residual and static conditions <<Ans>> Pressure reducing valve PIV and OS&Y shall be backed a __________ from the fully open position to prevent jamming. <<Ans>> 1/4 turn Gauges not accurate to within _______ percentage of the full scale shall be recalibrated or replaced? <<Ans>> 3 percent When there is a _________ reduction in full flow pressure, when compared to original acceptance test, the cause of the reduction shall be identified and corrected. <<Ans>> 10 Percent An informational sign shall be placed at the _______ supplying the antifreeze loop, dry system, pre action system, or auxiliary systems control valve. <<Ans>> System Control Riser Information signs should indicate which of the following? <<Ans>> Location if the area served by system, the presence and location of antifreeze or other auxiliary systems, the presence and location of heat tape Which of the following signs require a quarterly inspection to verify that it is securely attached to the sprinkler riser? <<Ans>> Hydraulic Design Information sign Which of the following would be an acceptable material for the information sign to be made of? <<Ans>> Rigid plastic/ Metal How often shall the system information sign be tested? <<Ans>> Testing is not required for the information sign Sprinklers shall be tested for sensitivity and functionality at ______ PSI <<Ans>> 5 What specialized equipment is needed to test waterflow alarm devices on a wet pipe system? <<Ans>> None Sprinklers subject to overspray accumulation shall be protected by using? <<Ans>> A thin paper bag What type of testing requires the use of a refractometer? <<Ans>> Antifreeze System What type of device is used to test flow rates? <<Ans>> Pilot Gauge Identify what type of sprinkler is designed to be installed in such a way that the water stream is directed downward against the deflector? <<Ans>> Pendent sprinkler A class 1 standpipe system is a system that provides ________ hose connections to water supply used by fire departments. <<Ans>> 2 1/2 in What type of precautions should shall take place prior to entering confined spaces such as tanks, valve pits, or trenches? <<Ans>> Legally required All penetrations into the area of cold storage shall be inspected. If an ice obstruction is found during the inspection, what requirement shall be employed? <<Ans>> Additional pipe shall be examined to ensure no ice blockage exists.