Firefighting Techniques and Strategies for Vehicle and Stack Material Fires, Exams of Nursing

Download Firefighting Techniques and Strategies for Vehicle and Stack Material Fires and more Exams Nursing in PDF only on Docsity! Firefighter 1 test 2 Questions with Answers 2024 1. The development and implementation of a plan that incorporates specific goals to bring a fire under control is called a: A. tactic. B. goal. C. strategy. D. coordinated attack. ✔ C 2. When donning a self-contained breathing apparatus, firefighters should check to ensure that the cylinder is at what minimum specified percentage of its capacity of air? A.90 B. 75 C. 50 D.10 ✔ A 3. PASS devices are designed to alert rescuers attempting to: A. move through traffic while responding to an incident. B. locate downed firefighters. C. eject smoke from a building. D. roll hose faster than by hand. ✔ B 4. A closed circuit or rebreather type breathing apparatus uses a cylinder of in its operation. A. compressed air B. carbon dioxide C. oxygen D. carbon ✔ C 5. There are two methods that can be used to don self-contained breathing apparatus that is stored in a case: A. over-the-head and coat methods. B. compartment and coat methods. C. over-the-head and compartment methods. D. jacket and backup mount. ✔ A 6. Which of these procedures can cause serious injury or death when controlling electricity at an emergency incident? A. Jumping the meter B. Tripping all the breakers at the main panel C. Pulling the meter from the socket on the structure D. Using wide fog patterns when attacking the fire. ✔ C 7. Who makes the decision about which type of strategy to use on a given fire? A. Incident Commander B. Fire Chief C. Fire lnvestigstor D. Safety Officer ✔ A 8. The minimum distance to park apparatus from a vehicle fire is: A. 50 feet. B. 75 feet. C. 100 feet. D. 150 feet ✔ C 9. A vehicle on fire can usually be prevented from moving by: A. chocking the tire. B. deflating a tire. C. placing the car in neutral. D. holding the door. ✔ A 10. A tool often used to open a ceiling is a: A. pick-head axe. B. pike pole. C. Kelly tool. D. Rex tool. ✔ B 11. Which statement regarding power saw safety is true? A. Always start the cut at one-half throttle and then accelerate to maximum throttle. B. The power saw should be started on level ground and carried up the Iadder. C. Shut the saw down and wait for the blade to stop completely before removing from the cut. D. Confirm that the safety circle is 20 feet in diameter. ✔ B 23. Where can an initial attack be made on an engine compartment fire in a motor vehicle? A. Through the wheel well B. Through the windshield C. Under the dashboard D. Through the fire wall ✔ A 24. What creates the most dangerous condition during an automobile fire? A. Discarded smoking materials B. Electrical short circuits C. Leaking lubricants D. Pressurized components quickly heated to a high temperature ✔ D 25. Applying a_______in a sweeping motion shouid be done on vehicle fires before advancing. A. straight stream B. 30 percent fog C. 60 percent fog D. wide fog ✔ A 26. Which is a recommended action when fighting a fire in an alternative fuel or hybrid vehicle? A. Take the same precautions as would be followed at a conventional vehicle fire. B. Fully involved fires in vehicles powered by Compressed Natural Gas (CNG) or Liquefied Petroleum Gas (LPG) should be extinguished with two 1-3/4" handlines. C. Take precautions to dissipate leaking CNG because its vapors are heavier than air. D. Be aware that batteries are hazardous when burning. ✔ D 27. Water is the primary fire extinguishing agent because of its: A. temperature coefficient and surface tension. B. purity and low toxicity. C. ability to absorb heat. D. flexibility and tendency to evaporate slowly. ✔ C 28. A typical Siamese appliance will have _______connections. A. 3 male B. 2 male and 1 female C. 2 female and 1 male D. 3 female ✔ C 29 One-inch rubber hose equipped with one-inch couplings is commonly called a(n): A. forestry hose. B. supply hose. C. booster hose. D. engine line. ✔ C 30. Which would be effective in breaking up various types of materials found in stacked, piled materials? A. Rubbish hooks and rakes B. Crowbars and Halligan tools C. Power tools D. Axes ✔ A 31. How can one firefighter control a large handline for exposure protection? A. Under no circumstances B. Under any circumstances C. When the nozzle pressure is at 125 psi or more D. When placed in large loop with firefighter at the intersection ✔ D 32. Fighting fire in stacked or piled materials creates a unique danger to firefighters because: A. If fog streams are not used, the fire will continue to burn which will add stress to firefighters. B. these fires are best fought with piercing nozzles that can accidentally injure firefighters. C. Halligans used to prop up stacked materials can cause trip hazards. D. stacked materials can fall causing injury to firefighters. ✔ D 33. Which is especially useful for extinguishing trash container fires? A. Class A foam B. Carbon dioxide C. Dry chemical D. Halogenated extinguishing agents ✔ A 34. Which exterior fire can expose firefighters to more contaminants and toxic or hazardous materials? A. Fires in stacked materials B. Fire in piled materials C. Lumberyard fires D. Trash container/rubbish fires ✔ D 35. A hose roller is a: A. rope or strap used to hoist hose. B. device by which a hose can be rolled. C. device that is fastened to the hose coupling in preparation for fastening. D. curved metal frame that fits over the edge of a roof or windowsill. ✔ D 36. There is a maximum reach to any fog stream. Further increase in nozzle pressure will only increase: A. critical velocity. B. back pressure. C. cavitation. D. volume. ✔ D 37. Prior to entering a fire area with a charged hoseline, the nozzle operator should first: A. bleed air from the line. B. wait for a building layout. C. wait for the power to shut off. D. wait for direction from the pump operator. ✔ A 38. Fine water droplets and maximum high water surface area are characteristics of a stream. A. solid B. fog C. broken D. straight ✔ B 39. A stream designed to be as compact as possible with little shower or spray is known as a ______stream. 51. When advancing dry fire hose up a multi-section ladder, firefighters should climb approximately _____Iadder section(s) apart from one another. A. 1 B. 1.5 C. 2 D. 2.5 ✔ A 52. What should be attempted to reduce pressure loss due to friction? A. Insert a pressure booster between the coupling and the engine. B. Use multiple adapters. C. Keep the ball in the open position. D. Use larger diameter hose or multiple lines. ✔ D 53. Which statement regarding advancing a hoseline up a ladder is correct? A. The safest and best manner is to advance a charged hoseline up the ladder. B. The fastest and best manner is to advance an uncharged hoseline up the Iadder. C. Use a hose strap to tie the hose to the ladder every ten feet. D. The nozzle person climbs the Iadder to 20 feet. ✔ B 54. Which statement regarding solid streams is correct? A. A solid stream has the most adverse effect on a room's thermal balance. B. Solid streams produce larger amounts of steam compared to narrow and wide fog patterns. C. It has poor penetration into piles of burning material. D. Solid streams have greater penetration power. ✔ D 55. When advancing a dry line, it is recommended that you carry the coupling by: A. tucking it under the arm and carrying it with the opposite hand. B. placing the hose over the shoulder with the coupling or nozzle in front. C. gripping the coupling with both hands at waist level. D. holding the coupling at chest level with the supply line around the waist. ✔ B 56. What needs to occur before committing firefighters to a basement fire? A. Check to make sure an investigator is in route. B. Hold ventilation operations until after extinguishment. C. Make sure only large diameter hoselines are deployed to combat the intense fire. D. Check for structural integrity of the first floor. ✔ D 57. The side of a building that the wind is striking is called the ______side. The opposite side is called the ______side. A. windward, leeward B. leeward, windward C. downwind, upwind D. upwind, windward ✔ A 58. When ventilating a building, the firefighter can use ______ventilation. A. stacked B. electrical C. mechanical D. manual ✔ C 59. The use of blowers, exhaust fans, and smoke ejectors for ventilation is called _____ventilation. A. vertical B. natural C. mechanical D. horizontal ✔ C 60. Which methods allow heat to travel throughout a burning building'7 A. conduction, radiation, and convection. B. extension, conduction, and exposure. C. convection, extension, and expansion. D. conduction, radiation, and expansion. ✔ A 61. There are two forms of ignition: A. exothermic and endothermic. B. piloted ignition and autoignition. C. pyrolysis and spontaneous. D. internal and external. ✔ B 62. What type of ventilation occurs when fresh air is blown into a structure'? A. Convection B. Positive pressure C. Vertical D. Dilution ✔ B 63. Who should operate building heating, ventilation, and air conditioning systems to assist in ventilation? A. The incident safety officer B. Firefighters under direct supervision of the incident safety officer C. Building engineers or maintenance superintendents D. Truck company personnel ✔ C 64. Vapor density is used to describe the density of a: A. mist. B. gas. C. liquid. D. solid. ✔ B 65. What are the four commonly accepted types of energy? A. Mechanical, electrical, nuclear, and solar B. Fusion, decomposition, flame, and friction C. Mechanical, electrical, nuclear, and chemical D. Chemical, mechanical, nuclear, and spontaneous ✔ C 66. Venting for incident stabilization is usually done: A. prior to the engine company having water. B. to assist firefighters where there is suspected life in danger. C. to increase the flame growth to make suppression easier. D. in coordination with the engine company's advance on the fire. ✔ D 67. Venting for life is usually done: A. prior to engine company having water. B. to assist firefighters where there is suspected life in danger. C. to increase the flame growth to make suppression easier. D. in coordination of Engine Company's advance on the fire. ✔ B 79. Which most accurately describes a Kerf cut? A. A small opening that will be enlarged once the rafters are located. B. A single cut the width of the saw blade made in a roof to check for fire extension. C. Sometimes called a center rafter cut. D. A rectangular exit opening cut in a roof, allowing a section of roof deck to be tilted. ✔ B 80. Which is a type of opening used in vertical ventilation operations? A. Cable cut B. Inspection cut C. Kelly cut D. Higbee cut ✔ B 81. During overhaul operations, it is essential for firefighters to. A. remove their coats once the fire has been extinguished. B. work without coat, gloves, and helmet. C. remove protective breathing apparatus. D. wear complete protective equipment, including self-contained breathing apparatus. ✔ D 82. When small burning objects that can be picked up are found during overhaul, they should be: A. dunked in a container full of water. B. hosed down with a booster line. C. stomped out with one's boot. D. tossed out the window for hosing later. ✔ A 83. After a fire, when doors and windows are broken, it is a good policy to: A. remove the entire door or window. B. overhaul the area above the windows and doors. C. cover the opening to prevent trespassers. D. go below the involved area to check for extension. ✔ C 84. Which is the type of attack line and water application device most effective for overhaul? A. 2-1/2" line with a solid stream nozzle attached B. 1-1/2" line with a piercing nozzle attached C. 1-1/2" or 1-3/4" line with a combination nozzle attached D 2-1/2" line with a bresnan nozzle attached. ✔ C 85. Firefighters can assist the investigator by: A. performing overhaul before the investigator arrives. B. moving evidence to an area that is well lit. C. using foam instead of water for extinguishment as it will not disturb evidence. D. report anything suspicious ✔ D 86. During overhaul, what should be available to douse any hot spots or flare-ups that occur? A. A Class D fire extinguisher B. A pike pole and Halligan bar C. A thermal blanket D. A charged hose line ✔ D 87. What is the term for an intentionally set fire? A. Intrinsic B. Incendiary C. External D. Legal ✔ B 88. The fire investigation process usually begins with examination of the: A. exterior. B. main entry way. C. unburned interior D. most burned interior. ✔ A 89. Can salvage and overhaul ever be delayed until an investigator has examined the scene? A. No, it cannot ever be delayed and it is illegal to do so. B. No, it should not ever be delayed, but there is no law against it. C. Yes, it can be delayed, but only in extraordinary circumstances. D. Yes, it can often be delayed for this reason. ✔ D 90. A trailer is made by arsonists to: A. replace the use of an accelerant. B. hide the crime of arson. C. spread the fire. D. "sign" their work. ✔ C 91. Self-contained breathing apparatus should be worn during overhaul operations: A. when the company officer orders it. B. until the atmosphere is deemed safe by air monitoring. C. until the company officers gives permission to remove the self-contained breathing apparatus. D. at no time. ✔ B 92. The first thing to determine before overhaul operations begin is whether: A. the fire is extinguished. B. the building or area is safe to be operating in. C. the water is shut off. D. rehab for firefighters has been done. ✔ B 93. One way to remove water coming through the ceiling from upper floors is by the use of: A.sponges. B. chutes. C. carryalls. D. floor runners. ✔ B 94. Which is placed on the floor to hold small amounts of water? A.Floor runner B. Carryall C. Catchall D.Water chute ✔ C 95. In salvage operations, floor runners: A. are firefighters who carry debris from the building. B. are water chutes constructed of rolled-up salvage covers placed to catch and drain excess water. C. is a term used to describe the type of fire which progresses vertically. D. are constructed of a lightweight, durable material placed over the floor to protect it from damage. ✔ D C. Class 1 D. Group 5 ✔ C 109. A ____is commonly used to stop water from flowing from a sprinkler head. A. wedge B. pipe wrench C. halligan D. rubber pellet ✔ A 110. Which statement regarding salvage equipment is true? A. A floor runner is a firefighter utilized as a messenger between the Incident Commander and the salvage crew. B. Gasoline-powered portable drainage pumps can safely be operated inside a building. C. A floor runner is a long section of protective material used to cover the floor in a hallway or along a traffic area. D. Wheeled water vacuums cannot be used by someone who is wearing self-contained breathing apparatus (SCBA). ✔ C 111. The sprinkler system should be shut down: A. during the fire attack. B. immediately upon arrival. C. before leaving the scene. D. when ordered by the Incident Commander. ✔ D 112. The part of a fire alarm system which causes the system to indicate an alarm is the: A. initiation device. B. notification device. C. annunciation device. D. suppression device. ✔ A 113. Where should furniture be clustered in a room prior to covering with a salvage cover? A. In the center of the room B. Near an inside wall C. Near an outside wall D. Near the door, regardless of location ✔ A 114. In a pre-action sprinkler system, what else must happen in addition to a head being activated before water will flow? A. The alarm condition must persist for a set time. B. The preliminary mini-discharge must fail to put out the fire. C. Some physical shock must have occurred to the system. D. A secondary device must be activated. ✔ D 115. The normal type of sprinkler system used where there is a risk of the system freezing is a: A. dry system. B. wet system. C. residential system. D. CO2 system. ✔ A 116. During fire operations, the main sprinkler control valve should be closed when: A. ordered by the Incident Commander. B. the fire is reported out by the attack team. C. the engineer reports the truck is running low on water. D. It should never be closed. ✔ A 117. Another name for salvage is: A. loss control. B. fire attack. C. overhaul D. extinguishment ✔ A 118. Firefighters can identify the location of valuable building content and the means to protect it through: A. standard operating procedures. B. chief officers. C. preplans/preincident planning. D. dispatch directions. ✔ C 119. The recommended minimum pressure for water coming from a fire hydrant is: A. 115 psi. B. 80 psi. C. 50 psi. D. 20 psi. ✔ D 120. Soft suction hose is used for: A. transferring water from a hydrant to an apparatus. B. primarily drafting water from a static source. C. siphoning water from one portable tank to another. D. transferring water from pump to tank. ✔ A 121. A hose clamp should be placed approximately _____from a coupling and on the water supply (incoming) side. A. one foot B. three feet C. five feet D. twenty feet ✔ C 122. The space provided for hose on fire apparatus is generally referred to as the: A. hose box. B. hose load. C. hose bed. D. hose lay. ✔ C 123. .Almost any static scurce cf water can be used for drafting if it is: A. very shallow and very clean. B. flowing and does not contain salt water. C. sufficient in quantity and is not contaminated. D. in a portable tank and contains only moderate contaminates. ✔ C 124. Before opening a portable tank, a ____should be placed on the ground to help protect the liner. A. low-level strainer B. water shuttle C. large sheet of plastic D. heavy tarp. ✔ D 125. Portable water tanks should be positioned in a Iocation that allows easy access from: A. multiple directions. A. open and close nozzles/valves slowly. B. use spanner wrenches to tighten couplings. C. use lower hose pressures. D. open and close nozzles/valves quickly. ✔ A 137. A dry chemical extinguisher rated 60-B is capable of extinguishing a _____flammable liquid pan fire. A. 40 ft2 B. 60 ft2 C. 120 W D. 150 ft2 ✔ B 138. Energized electrical equipment and the surrounding area have to be protected with extinguishers that have a rating. A. CassA B. Class B C. Class C D. Class D ✔ C 139. The preferred method of applying dry chemical agents to flammable liquid spill fires is to: A. direct the stream into the flame and allow it to settle. B. deflect the stream a minimum of 5 feet in front of the spill to prevent agitation. C. direct the stream upwind and allow it to be blown onto the fire. D. direct the stream at the base of the fire using a sweeping motion. ✔ D 140. The first step for using a fire extinguisher is to: A. aim the nozzle. B. squeeze the handle. C. pull the pin. D. sweep the base of the fire. ✔ C 141. Class C fires involve: A. combustible materials. B. flammable liquids. C. energized electrical equipment. D. metals. ✔ C 142. When the handle of a natural gas supply line valve is in-line with the pipe, the valve is: A. locked B. half open. C. closed. D. open. ✔ D 143. Natural gas utilities can usually be shut off on the street side of the gas meter by turning the gas valve _____turn into the off position. A. one full B. one half C. one quarter D. several ✔ C 144. Three important factors in ground cover firefighting are fuel, weather, and: A. flames. B. topography. C. heat. D. topography. ✔ B 145. A direct attack on a wildland fire is initiated: A. on either flank. B. on its windward flank. C. from the unburned area toward the heel. D. on its leading/burning edge. ✔ D 146. In wildland firefighting, the term anchor point refers to: A. the direction a slope faces given in compass directions. B. a canyon open on one end and closed on the other. C. a safe location from which to begin line construction on a wildland fire. D. the degree of incline or vertical rise of a given piece of land. ✔ C 147. A fire caused by flying embers that starts outside the perimeter of the main fire, is called a ____fire. A. spot B. surface C. torch D. slash ✔ A 148. The wildland fire term, origin, is best described as: A. the hottest part of a fire that spreads rapidly. B. caused by flying sparks or embers landing outside the main fire. C. where a fire started. D. burning slowly and easy to control. ✔ C 149. The three of the most important factors that affect wildland firefighting are: A. fuel, equipment, and location. B. topography, resources, and time of day. C. fuel, weather, and topography. D. staffing, resources, and apparatus. ✔ C 150. The wildland term, head, is best described as: A. the unburned area inside the perimeter. B. caused by flying sparks or embers landing outside the main fire. C. where a fire started. D. the hottest part of a fire that spreads rapidly. ✔ D