Ch 13 IFSTA Exam Questions and Answers 100% Pass

Ch 13 IFSTA Exam Questions and Answers 100% Pass Which appliance has one female inlet and multiple male outlets to divide one supply hoseline into two or more hoselines? Select one: a. Wye appliance b. Gate valve appliance c. Water thief appliance d. Siamese appliance - Answer- Wye appliance What effect can wind have on hose streams? Select one: a. Increase the stream's reach b. Make the stream more effective c. Make the stream more compact d. Shorten the stream's reach - Answer- Shorten the stream's reach Which type of valve is used in siamese appliances and fire department connections (FDC) to allow water to only flow in one direction? Select one: a. Ball valve b. Clapper valve c. Butterfly valve d. Gate valve - Answer- Clapper valve Which is a characteristic of master stream devices? Select one: a. They deliver a large volume of water which can increase the chance of structural collapse. b. Multiple LDH supply lines are required. c. They cannot flow as much water as handlines inside the structure. d. The person operating the device must be certified to at least the Fire Fighter II level. - Answer- They deliver a large volume of water which can increase the chance of structural collapse. A dry-barrel hydrant only has water in it when: Select one: a. the temperature outside is above freezing. b. a water main has broken. c. a clapper valve has been opened. d. the stem nut is operated to open the control valve. - Answer- the stem nut is operated to open the control valve. Which piece of equipment provides a more secure means to handle charged hoselines when applying water? Select one: a. Hose strap b. Hose roller c. Hose ramp d. Chafing block - Answer- Hose strap Handline streams have flows that discharge: Select one: a. from 25 to 300 gpm (100 to 1 200 L/min). b. more than 350 gpm (1 400 L/min). c. less than 40 gpm (160 L/min). d. from 40 to 350 gpm (160 to 1 400 L/min). - Answer- from 40 to 350 gpm (160 to 1 400 L/min). Which type of hose fitting would be used to connect a smaller hoseline to a larger supply line? Select one: a. Reducer b. Adapter c. Siamese d. Water thief - Answer- Reducer Which is a characteristic of water as an extinguishing agent? Select one: a. Extinguishes fire by removing the fuel b. Higher heat-absorbing capacity than most other common extinguishing agents c. Lower heat-absorbing capacity than most other common extinguishing agents d. Extinguishes fire by smothering the fuel - Answer- Higher heat-absorbing capacity than most other common extinguishing agents What is the purpose of a standpipe? Select one: a. Provides a place to connect hose where preconnected hoselines cannot reach b. Serves as a safe connection point for hoselines when fighting fires in underground spaces c. Combats friction loss in high-rise buildings d. Prevents water hammer when drafting - Answer- Provides a place to connect hose where preconnected hoselines cannot reach When hose is laid at the incident scene and the pumping apparatus proceeds to the water source, the operation is known as a: Select one: a. forward lay. b. reverse lay. c. backward lay. d. standard lay. - Answer- reverse lay. Reduced water volume or pressure from hydrants can result from: Select one: a. open isolation valves. b. the use of both wet-barrel and dry-barrel hydrants in the same system. c. greater demand than the system can provide. d. open water mains. - Answer- greater demand than the system can provide. Which type of hose fitting would be used to connect two male couplings or two female couplings to each other? Select one