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FIREFIGHTER 1 FINAL EXAM TEST BANK 2024 | 500 EXAM QUESTIONS AND ANSWERS | FIREFIGHTER 1 PREP EXAM (VERIFIED ANSWERS) | LATEST EDITION | GRADED A+
Typology: Exams
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The MOST IMPORTANT piece of information that the caller gives is: A. the caller's telephone number B. from where s(he) is calling C. the nature of the emergency D. the location of the emergency ----CORRECT ANSWER----------D. the location of the emergency Adults who try to escape a fire on their own are often found in one of two locations. One of those is: A. in a closet B. in the attic C. near a door D. in the middle of a room ----CORRECT ANSWER----------C. near a door One of the most useful tools to aid in handling a charged hoseline is a hose: A. jacket B. wrench C. clamp D. strap ----CORRECT ANSWER----------D. strap The MINIMUM quality of air used for SCBA is: A. Grade 6 B. Grade 2 C. Grade D D. Grade A ----CORRECT ANSWER----------C. Grade D
What is the term for a short (two to four foot) pike pole designed for use in tight spaces? A. Baker pole B. Porta power C. K tool D. Closet hook ----CORRECT ANSWER----------D. Closet hook Which is always the FIRST step in making plans to bring an emergency situation under control? A. Ventilation B. Size-up C. Salvage D. Forcible entry ----CORRECT ANSWER----------B. Size-up Of the four fire stream volumes listed below, select the one that is MOST LIKELY supplied by a single 2-1/2 inch hose. A. 460-550 gpm B. 125-350 gpm C. 550-1000 gpm D. 360-460 gpm ----CORRECT ANSWER----------B. 125-350 gpm During a two-firefighter raise of a single ladder, it is the responsibility of the _________ to determine the proper placement distance from the building. A. incident commander B. driver/operator C. firefighter at the butt (heeler) D. company office ----CORRECT ANSWER----------C. firefighter at the butt (heeler) What is the term of water-soluble flammable liquids such as alcohols, acetone, and others? A. Polar solvents B. Volatile fuels C. Three-dimensional liquids D. Flammable surfactants ----CORRECT ANSWER----------A. Polar solvents The type of hose roll that is the easiest to work with is the:
A. dutchman B. double donut C. straight/storage D. single donut ----CORRECT ANSWER----------D. single donut During _________, conditions in the compartment change very rapidly. A. growth B. rollover C. fully-developed D. flashover ----CORRECT ANSWER----------D. flashover The tool that is specifically designed to open double doors equipped with panic bars is a(n): A. claw tool B. French curve C. J tool D. opening strip ----CORRECT ANSWER----------C. J tool Under what circumstances should master stream devices be directed into buildings where fire fighters are operating inside? A. Only when the fire is clearly getting the better of the inside crew B. Only when the whereabouts of every person inside is known to the master stream operator C. Under any circumstances D. Under no circumstances ----CORRECT ANSWER----------D. Under no circumstances Firefighters must use care in checking attic spaces with blown-in insulation because: A. the spaces may be small and difficult to work in. B. some types of insulation can cause skin irritation C. embers can smolder in insulation for many hours before igniting D. heated surfaces will not be detected with thermal imagers ----CORRECT ANSWER--- -------C. embers can smolder in insulation for many hours before igniting One attractive feature of the fire fighter drag is that it: A. can be done in a toxic environment without SCBA B. requires no equipment to carry out
C. works just as well as a water-rescue technique D. can be used when the victim is heavier than the rescuer ----CORRECT ANSWER----- -----D. can be used when the victim is heavier than the rescuer The movement of heat through a steel beam to an unexposed part of a building where it starts another fire is an example of: A. radiation B. conduction C. direct-flame contact D. convection ----CORRECT ANSWER----------B. conduction When rescuing an unconscious child or small adult from a window, how many rescuers enter the window to assist the victim? A. 3 B. 1 C. 0 D. 2 ----CORRECT ANSWER----------D. 2 When cutting through a roof, a firefighter should avoid: A. removing the built-up material prior to cutting B. cutting through joists, rafters, or trusses C. making one large opening D. using a power saw ----CORRECT ANSWER----------B. cutting through joists, rafters, or trusses Which of the following is an advantage of the flat load? A. Only four people are required to perform the load B. It is the best way to load large-diameter hose C. Hose loaded in this manner has fewer sharp bends than other loads D. Hose for shoulder carries can easily be taken from the load ----CORRECT ANSWER- ---------B. It is the best way to load large-diameter hose Which of the following statements IS CORRECT regarding fire extinguishers and combustible metals? A. All chemical agents need to be applied with a shovel or scoop B. No single agent will control or extinguish fires in all combustible metals
C. The agent needs to break the crust that may form over any burning metal to extinguish the fire D. They come in pressurized and handheld models ----CORRECT ANSWER----------B. No single agent will control or extinguish fires in all combustible metals A common factor with regard to multiple firefighter deaths at emergency incidents is: A. the lack of an organized, effective command structure B. they all involved industrial complexes C. all the incidents occurred during forest fires D. they all occurred in urban settings ----CORRECT ANSWER----------A. the lack of an organized, effective command structure Which of the following is one of the stages/phases of fire burn? A. Rollover B. Fully developed C. Backdraft D. Initial ----CORRECT ANSWER----------B. Fully developed Which of the following IS TRUE regarding personal protective clothing? A. It requires firefighters to wear the most appropriate PPE for the hazard they face B. It must comply with NFPA 1900 standard C. It prevents a firefighter from burns in situations such as flashover D. It requires PASS activation whenever bunker gear is worn ----CORRECT ANSWER-- --------A. It requires firefighters to wear the most appropriate PPE for the hazard they face A fire CANNOT BE considered fully extinguished until __________ is complete. A. overhaul B. primary search C. cause determination D. secondary search ----CORRECT ANSWER----------A. overhaul For an area to qualify as a light hazard, the majority of materials must meet one requirements. One of those is that they must: A. be UL listed B. have ignition temperatures in excess of 451F
C. be necessary for the work of the area D. be noncombustible ----CORRECT ANSWER----------D. be noncombustible What type of listening is required by a telecommunicator to draw out all the necessary information from a caller who may be excited, confused, or dealing with a language barrier? A. Presumptive B. Active C. Selective D. Modal ----CORRECT ANSWER----------B. Active After a roof has been opened up, the firefighter must: A. remove any natural roof openings B. make another opening on the opposite side of the pitched roof C. ensure the ceiling below the cut is opened D. direct a hose line into the opening ----CORRECT ANSWER----------C. ensure the ceiling below the cut is opened How are flammability limits and explosive limits related? A. Explosive limits are used to calculate flammability limits B. The two terms are neither mathematically nor conceptually related. C. They are interchangeable terms meaning the same thing D. Flammability limits are used to calculate explosive limits ----CORRECT ANSWER----- -----C. They are interchangeable terms meaning the same thing A load the engineer planned for, or anticipated, in the building design is the definition of a(n) __________ load. A. dead B. concentrated C. impact D. design ----CORRECT ANSWER----------D. design What type of standpipe is intended for fire department use only? A. Group 5 B. Type II C. Class I
D. Level D ----CORRECT ANSWER----------B. Type II What types of locking devices usually ARE NOT detected by the forcible entry team? A. Mortise locks B. Auxiliary locking devices C. Padlocks D. Rim Locks ----CORRECT ANSWER----------B. Auxiliary locking devices Which of the following IS TRUE regarding hoisting tools and equipment? A. Use edge roller over sharp edges to prevent physical damage to rope B. Fire extinguishers and SCBS should not be hoisted C. When working with heights, use teams to ensure safety D. Use hand over hand method to control rope when hoisting ----CORRECT ANSWER-- --------B. Fire extinguishers and SCBS should not be hoisted The leading killer(s) of people in homes during a fire is/are: A. burns B. carbon dioxide poisoning C. smoke and toxic gases D. slips and falls ----CORRECT ANSWER----------C. smoke and toxic gases How should an unconscious child be carried down a ladder? A. Over one shoulder B. Across the shoulders C. Cradled across the rescuer's arms D. Vertically, in the crook of one arm ----CORRECT ANSWER----------C. Cradled across the rescuer's arms Which type of heat transfer is a major contributor to flashover? A. Nuclear B. Radiation C. Conduction D. Convection ----CORRECT ANSWER----------D. Convection
Which of the following IS NOT one of the methods by which water tenders unload? A. Jet dumps to increase flow rate B. Jet siphons to increase flow rate C. Gravity dumping through large dump valves D. Apparatus-mounted pumps that off-load the water ----CORRECT ANSWER----------B. Jet siphons to increase flow rate Slab doors are constructed in two configurations: A. ledge and framed B. slab and panel C. raised and flat D. solid core and hollow core ----CORRECT ANSWER----------D. solid core and hollow core When ventilating a building, all of the following procedures can be used by firefighters except __________ ventilation. A. manual B. forced C. horizontal D. vertical ----CORRECT ANSWER----------A. manual What are two methods of raising a ladder to the vertical position? A. Rung raise and beam raise B. East raise and West raise C. Manual raise and mechanical raise D. One-person raise and two-person raise ----CORRECT ANSWER----------D. One- person raise and two-person raise With respect to the forcible entry team, in what direction will a door with exposed or visible hinges move? A. It swings toward the forcible entry team B. When forced, the top swings in, while the bottom swings out C. It can go either toward or away from the team. D. It swings away from the forcible entry team ----CORRECT ANSWER----------A. It swings toward the forcible entry team
An attack that uses the steam-generating techniques of a ceiling-level attack, along with application of the fire stream on a material burning near the floor level, is known as a(n) _________attack. A. blitz B. direct C. indirect D. combination ----CORRECT ANSWER----------D. combination Steel performs well under: A. corrosive conditions B. direct flame impingement C. exposure to high heat D. compression ----CORRECT ANSWER----------B. direct flame impingement What is defined as a systematic way to keep track of the location and function of all personnel operating at the scene of an incident? A. A personnel accountability system B. A grid search system C. A scalar organizational system D. A self-modulating personnel system ----CORRECT ANSWER----------A. A personnel accountability system Who makes the decision about which type of strategy to use on a given fire? A. Fire Chief B. Fire Investigator C. Safety Officer D. Incident Commander ----CORRECT ANSWER----------D. Incident Commander Another term for the spread of a fire to exposed buildings is: A. attenuation B. mitigation C. trepidation D. extension ----CORRECT ANSWER----------D. extension What is the largest difference between Basic 911 and Enhanced 911?
A. Basic systems have the capability to provide the caller's telephone number and address B. Enhanced systems have the capability to provide the caller's telephone number and address C. Enhanced systems are used only in rural areas D. Basic systems are more reliable than enhanced ----CORRECT ANSWER----------B. Enhanced systems have the capability to provide the caller's telephone number and address There is a maximum distance to any fog stream. Further increase in nozzle pressure will only increase: A. volume B. cavitation C. back pressure D. critical velocity ----CORRECT ANSWER----------A. volume Which of the following IS NOT considered one of the basic tasks of the ladder company crew? A. Gaining access to upper floors for search and rescue B. Advancing hose lines to extinguish the fire C. Forcible entry to gain access to the fire D. Gaining access to the roof for ventilation ----CORRECT ANSWER----------B. Advancing hose lines to extinguish the fire The chain of command: A. is the pathway of responsibility from the highest level of the department to the lowest B. includes training, safety, finance, and logistics C. includes incident stabilization, life safety, and property conservation D. allows for supervision of five people by one person ----CORRECT ANSWER---------- A. is the pathway of responsibility from the highest level of the department to the lowest In most cases, the contents of a building will be predicated by the: A. geographical area B. occupancy type C. time of day D. construction type ----CORRECT ANSWER----------B. occupancy type
Statement 1: Blades range from large-toothed blades for quick cuts and fine-toothed blades for fine, precise cuts Statement 2: Reciprocating saws are most often used during ventilation Statement 3: Blade guards are designed specifically for carbide tip blades. A. All three statements are true. B. Statement 1 is true; statements 2 and 3 are false C. Statements 1 and 2 are true; statement 3 is false D. Statement 1 is false; statements 2 and 3 are true. ----CORRECT ANSWER----------B. Statement 1 is true; statements 2 and 3 are false Which of the following is a recommended practice to prevent thermal fire hose damage? A. Allow hose to remain in a heated area after it is dry, provided the air is a moderate temperature. B. Roll dry hose in a straight roll for storage to keep the liner from drying out C. Keep both the inside and outside of woven-jacket fire hose dry whenever it's not in use, especially if not used for extended periods of time D. Use hot air for only short periods of time when mechanically drying ----CORRECT ANSWER----------B. Roll dry hose in a straight roll for storage to keep the liner from drying out The __________ carry can be used on a conscious patient. A. two-person B. firefighter's C. leg D. seat ----CORRECT ANSWER----------D. seat Which of the following is a recommended practice to prevent organic fire hose damage? A. Remove, inspect, sweep and reload hose if it has not been unloaded from the apparatus within the last year. B. Inspect and test hose annually and after possible damage C. Inspect and thoroughly sweep clean hose that has been contaminated in any way D. Replace wet hose on the apparatus after a fire only if the department has a shortage of replacement hose. ----CORRECT ANSWER----------B. Inspect and test hose annually and after possible damage
When advancing a hose into a building via the interior stairs, a 50-foot section will reach _________ floor(s). A. one B. four C. two D. three ----CORRECT ANSWER----------C. two Which of the following IS NOT a cause of friction loss in a hose line? A. More adapters than necessary B. Crushed couplings C. Number of jackets D. Rough lining ----CORRECT ANSWER----------C. Number of jackets CO2 and dry chemical extinguishers will extinguish both Class B and C fires. What advantage does CO2 have over a dry chemical extinguisher? A. CO2 is effective at a greater distance B. CO2 will prevent reignition longer than dry chemical extinguisher C. CO2 does not leave a residue or corrode electrical contacts D. CO2 is not a hazard in an enclosed area ----CORRECT ANSWER----------C. CO does not leave a residue or corrode electrical contacts When drying synthetic rope, keep it: A. in a damp, dark place B. in a cool, moist, sunlit place B. in a warm, dry sunlit place D. out of sunlight ----CORRECT ANSWER----------D. out of sunlight When carrying a ladder using the low-shoulder method, firefighters will normally face the __________ during the carry. A. heel or butt B. beams C. tip or top D. rungs ----CORRECT ANSWER----------A. heel or butt The bypass valve on a self-contained breathing apparatus is used: A. to cool the face piece when high heat is encountered
B. during hazardous materials incidents C. in emergency situations involving a malfunctioning regulator D. to clear the mask of unwanted condensation ----CORRECT ANSWER----------C. in emergency situations involving a malfunctioning regulator Where is the rehabilitation/staging center, usually, at a high-rise fire? A. Outside the fire building B. Two or three floors below the fire C. In an uninvolved section of the fire floor D. In the lobby of the fire building ----CORRECT ANSWER----------B. Two or three floors below the fire A stream discharging MORE than 350 gpm is known as a/an ___________ stream. A. master B. booster C. solid D. elevated ----CORRECT ANSWER----------A. master One purpose of a Personnel Accountability System is to: A. help the Fire Chief control sick leave abuse B. keep track of firefighters' salaries C. identify trapped or injured firefighters D. create a job complaint form ----CORRECT ANSWER----------C. identify trapped or injured firefighters Which of the following is an advantage of metal ladders? A. Very durable B. Good conductor of heat, cold and electricity C. Retains strength when exposed to heat or flame D. Widest range of sizes ----CORRECT ANSWER----------C. Retains strength when exposed to heat or flame Which of the following is/are disadvantages of an SCBA unit based on design and size? A. All of the above B. Ability to communicate is decreased C. The weight and bulk of the unit restricts mobility and agility for firefighters
D. Peripheral vision is reduced ----CORRECT ANSWER----------A. All of the above The quickest way to force entry through a security roll-up door is to: A. apply a K tool to the latch B. cut the door with a torch or saw C. use the irons D. use a J tool on the roller ----CORRECT ANSWER----------B. cut the door with a torch or saw To maintain personal health, the Firefighter I should receive recommended vaccination against hepatitis: A. A B. B C. C D. D ----CORRECT ANSWER----------B. B When faced with an electrical emergency the firefighter shall try to: A. wear rubber boots when approaching the emergency scene B. obtain a pair of lineman gloves C. have equipment de-energized D. use a dry rope to pull victim from contact with an energized conductor ----CORRECT ANSWER----------C. have equipment de-energized Which of the following is the first stage/phase of fire? A. Fully developed B. Incipient/ignition C. Decay D. Growth ----CORRECT ANSWER----------B. Incipient/ignition What does a frangible bulb do in a sprinkler head? A. Enhance appearance only B. Break at a certain temperature C. Regulate the pressure of the water flow D. Direct the water flow into a flower pattern ----CORRECT ANSWER----------B. Break at a certain temperature
The two-in/two-out regulation came from the federal agency called: A. FEMA B. EPA C. DOT D. OSHA ----CORRECT ANSWER----------A. FEMA In addition to their use in actual emergencies, preincident plans can also be useful as an aid in: A. law enforcement B. budget development C. personnel selection D. training activities ----CORRECT ANSWER----------D. training activities Who should operate building HVAC systems to assist in ventilation? A. Truck company personnel B. The incident safety officer C. Firefighters under direct supervision of the incident safety officer D. Only building engineers or maintenance superintendents ----CORRECT ANSWER---- ------D. Only building engineers or maintenance superintendents The quick-response type sprinkler head utilizes a specially designed _________ for its release mechanism. A. valve cap B. fusible link C. chemical pellet D. frangible disc ----CORRECT ANSWER----------B. fusible link The phenomenon by which heat, smoke, and fire gases will travel upward to the highest point and become trapped, accumulate, bank down, and spread out laterally is known as: A. buoyancy B. backdraft C. mushrooming D. flashover ----CORRECT ANSWER----------C. mushrooming
During the response phase of an emergency incident, two aspects of a property are particularly important. One of those is building layout and the other is: A. access information B. water supply type C. location of any activated sensor heads on the suppression system D. location of riser valves on the detection system ----CORRECT ANSWER----------A. access information When cutting through a roof, a firefighter should attempt to: A. stand to the downwind side B. remove the ceiling joist in the ventilation hole C. cut a large circular hole D. make the opening square or rectangle ----CORRECT ANSWER----------D. make the opening square or rectangle The MOST COMMON synthetic fiber used in life safety rope is: A. Kevlar B. Sisal C. polypropylene D. nylon ----CORRECT ANSWER----------C. polypropylene The observation of glass blocks in a wall tell the fire fighters that: A. there is a skylight in that room B. the wall is not load-bearing C. the wall has not been subjected to fire. D. there is an automatic sprinkler system in that room. ----CORRECT ANSWER---------- B. the wall is not load-bearing When is the two-person chair carry particularly useful? A. In elevators B. Across open fields C. Going under low obstacles D. In narrow corridors ----CORRECT ANSWER----------D. In narrow corridors NFPA 1001 is the:
A. Standard for Industrial Fire Brigades B. Standard for Fire Fighter Professional Qualifications C. Standard for Blood Borne Pathogen Training D. Standard for Fire Department Occupational Safety and Health Program ---- CORRECT ANSWER----------B. Standard for Fire Fighter Professional Qualifications Class C fires involve: A. metals B. energized electrical equipment C. flammable liquids D. combustible materials ----CORRECT ANSWER----------B. energized electrical equipment What do ladder placement, use of aerial or ground ladders, and emergency exit routes all depend on? A. Time of day B. Roof construction C. Water pressure D. Building layout ----CORRECT ANSWER----------D. Building layout What is one type of incident, other than a fire, which might impose a tremendous energy drain on fire fighters? A. An ARFF standby B. A hazardous materials incident requiring fully encapsulating suits C. A medical emergency where the victim is choking D. Holding the C-spine at a car crash ----CORRECT ANSWER----------B. A hazardous materials incident requiring fully encapsulating suits When inspecting a kernmantle rope, what finding should alert fire fighters to possible damage in the rope? A. Apparent intactness of the mantle B. Color change of the kern C. Color change of the stress threading in the mantle D. Depressions of the kern. ----CORRECT ANSWER----------D. Depressions of the kern In order to extinguish smoldering mattresses during overhaul, they should be:
A. stood up and allowed to burn out B. ripped open with a chainsaw or similar tool and wet thoroughly C. removed outside and then soaked D. smothered with a salvage cover ----CORRECT ANSWER----------C. removed outside and then soaked A rapid intervention crew team is composed of: A. firefighters waiting by ready to don PPE if necessary B. at least four firefighters C. at least two firefighters D. firefighters to rescue occupants if found ----CORRECT ANSWER----------C. at least two firefighters Heat can travel throughout a burning building by one or more of the following methods: A. extension, conduction, and exposure B. conduction, radiation, and convection C. conduction, radiation, and expansion D. convection, extension, and expansion ----CORRECT ANSWER----------B. conduction, radiation, and convection Forcible entry tools can be grouped into several categories. One is: A. grinding B. twisting C. crushing D. striking ----CORRECT ANSWER----------D. striking To ensure safety, the team should: A. utilize an Incident Management System B. look out for each other C. work together and remain intact D. All of the above ----CORRECT ANSWER----------D. All of the above Which coupling goes on the inside of a straight hose roll? A. The female B. The male C. Either A or B
D. It depends on the diameter ----CORRECT ANSWER----------B. The male Firefighters should possess all of the following characteristics EXCEPT: A. professional pride B. integrity C. personal motive D. courage ----CORRECT ANSWER----------C. personal motive Due to rapid cooling, when water is applied to masonry walls the firefighter should look for possible: A. cracking B. sudden wall collapse C. discoloration D. additional fire extension ----CORRECT ANSWER----------A. cracking Which of the following statements regarding the hose bed is incorrect? A. The hose cover blocks sunlight that could cause rubber and plastic coated hose to deteriorate B. It should be designed to allow the circulation of air to allow drying C. The use of a cover will prevent rain and other road contaminants from getting into the hose D. The hose bed should allow as little air circulation as possible ----CORRECT ANSWER----------D. The hose bed should allow as little air circulation as possible A PRIMARY safety concern when raising a ladder should be: A. teamwork and strength B. ladder selection C. ladder placement and angle of inclination D. possible contact with electrical wires and overhead obstructions ----CORRECT ANSWER----------D. possible contact with electrical wires and overhead obstructions Structure fires should MOST COMMONLY be attacked from: A. the burned side B. the outside of the structure C. the unburned side D. above the fire ----CORRECT ANSWER----------C. the unburned side
To form the corners of the basin when constructing a catchall, the firefighter should lay ends of the side rolls over at a __________ angle. A. 180 B. 30 C. 60 D. 90 ----CORRECT ANSWER----------D. 90 Which of the following is considered to be a hazardous atmosphere encountered during fires? A. Smoke B. Oxygen deficiency C. Elevated temperatures D. All of the above ----CORRECT ANSWER----------D. All of the above Prior to entering a fire area with a charged hoseline, the nozzle operator should first: A. wait for a building layout B. bleed air from the line C. wait for direction from the pump operator D. wait for the power to be shut off ----CORRECT ANSWER----------B. bleed air from the line NFPA 1001 is the ----CORRECT ANSWER----------Standard for Fire Fighter Professional Qualifications One of the primary functions of the ladder company is ----CORRECT ANSWER---------- performing forcible entry of the building OSHA may establish regulations governing fire department activities such as ---- CORRECT ANSWER----------health and safety
What normal body cooling mechanism is lost when wearing PPE? ----CORRECT ANSWER----------evaporation of perspiration What is one aspect of hire-rise fires that is especially draining of energy? ----CORRECT ANSWER----------Walking up many flights of stairs in PPE What permits firefighters to gain access during an emergency ----CORRECT ANSWER- ---------key box/lock box In kernmantle rope, the kern or core of the rope accounts for how much of its strength? - ---CORRECT ANSWER---------- 7 5% The combination of knots recommended to hoist a pike pole includes ----CORRECT ANSWER----------a clove hitch and half hitches The order of rank and authority in the fire service describes what? ----CORRECT ANSWER----------Chain of command The street or address side of the structure is termed what side ----CORRECT ANSWER----------Side A The ratio of the mass of a given volume of liquid compared with the mass of an equal volume of water at the same temperature is what? ----CORRECT ANSWER---------- Specific Gravity Life-safety rope should be stored in ----CORRECT ANSWER----------coils or in rope bags
Toxic atmospheres due to smoke and heat are called ----CORRECT ANSWER---------- immediately dangerous to life and health What has the highest priority of a radio transmission? ----CORRECT ANSWER---------- Emergency traffic from a unit working at a fire or rescue The telecommunicator's first responsibility is to ----CORRECT ANSWER----------obtain the information that is required to dispatch the appropriate units to the correct location Before transmitting any information over the fire department radio, a fire fighter should -- --CORRECT ANSWER----------listen to be sure the channel is not being used When using SCBA, a poor seal between the face piece and the firefighters face is ---- CORRECT ANSWER----------dangerous, becuase it is depleating the air supply more quickly The bypass valve on a SCBA is used ----CORRECT ANSWER----------in emergency situations involving a malfunctioning regulator The first noticeable signs of oxygen deficiency are ----CORRECT ANSWER---------- increased respiratory rate and impared muscular coordination Four hazardous atmospheres that firefighters are likely to encounter at a fire are ---- CORRECT ANSWER----------super-heated air, toxic gases, oxygen deficiency, and smoke Trapped firefighters awaiting rescue will use less air if they ----CORRECT ANSWER----- -----control their breathing
The primary function of the bypass valve on SCBA is ----CORRECT ANSWER---------- for use if the the regulator fails The proper position of the bypass valve on positive pressure SCBA under normal conditions is ----CORRECT ANSWER----------fully closed Hypoxia is ----CORRECT ANSWER----------deficiency of oxygen Inhaled toxic gases can directly cause ----CORRECT ANSWER----------disease of the lung tissue What is the first step a firefighter should preform before donning the SCBA ---- CORRECT ANSWER----------check the air supply of the SCBA unit The purpose of a pass device is to ----CORRECT ANSWER----------sound an alarm if the firefighter is motionless for a set period of time Oxygen deficient atmospheres are those having less then what percent of oxygen in the air ----CORRECT ANSWER----------19.5% At the beginning of the shift, the firefighter should make sure the SCBA is at least what percent full? ----CORRECT ANSWER----------85% There are two methods that can be used to don SCBA that is stored in a case ---- CORRECT ANSWER----------over the head and coat method
Manufacturers should provide users of PPE with what ----CORRECT ANSWER---------- Cleaning instructions The purpose of the use of reflective trim on PPE is to ----CORRECT ANSWER---------- increase the visability of the wearer to others Tempered plate glass should be broken only as a last resort. It is recommended that it be shattered by striking: ----CORRECT ANSWER----------at lowest corner with the pick end of a fire axe In what type of occupancy will fire fighters usually find sliding doors? ----CORRECT ANSWER----------Residential Once overhead doors have been forced, they should be: ----CORRECT ANSWER-------- --blocked open A K-tool is correctly positioned when the blades bite into the ----CORRECT ANSWER--- -------cylinder What tool can be safely carried by two firefighters, although it is designed to be used by 2 - 4 firefighters ----CORRECT ANSWER----------battering ram What tool is considered to be a pulling tool ----CORRECT ANSWER----------Pike-pole "Irons" are formed by combining a: ----CORRECT ANSWER----------Flathead ax and a halligan.
What is an example of a hand-powered hydraulic spreader tool ----CORRECT ANSWER----------rabbet tool What tool iw used to pull out a cylinder lock mounted in a wood or heavy metal door - --- CORRECT ANSWER----------K-tool The most important factor to consider in forcible entry is to ----CORRECT ANSWER------ ----select the right tool to do the job Before fire fighters enter a burning building to perform rescue work, they must first consider: ----CORRECT ANSWER----------their own safety The term for a roll call taken by a supervisor at an emergency incident is a: ---- CORRECT ANSWER----------Personnel Accountability Report OSHA regulations require that when firefighters are inside a structure fire, at least how many trained and equipped firefighters must be standing by outside ----CORRECT ANSWER---------- 2 When referring to ladders, the term tie rod is used to describe a metal rod running from - ---CORRECT ANSWER----------one beam to the other When a ladder is raised, it should be placed at an angle of approximately what degree to ensure a safe climb ----CORRECT ANSWER----------75 degrees A nonadjustable ladder that consists of only one section is called ----CORRECT ANSWER----------single/wall ladder