Exterior Firefighter Questions With Correct Answers 100%

Which load and carry works best when advancing hoseline up and down a stairway? - Answer-Minute man Which of the following will cause the upper layer of hot smoke and fire gases to contract toward the ceiling? - Answer-Steam formed in the upper layer of hot fire gases A short fold or reverse bend made in hose during the loading process is called a: - Answer-Dutchman How should a single firefighter heel the ladder when performing a one-firefighter extension ladder raise? - Answer-Against the building Which of the following is the most common type of lockset? - Answer-Cylindrical lock In order to apply forcible entry to an awning window, a firefighter must: - Answer-Break the glass or pry from the frame Saws or saw blades should match the: - Answer-Task and material Which of the following design features is required for structural fire fighting protective coats by NFPA 1971? - Answer-Closure system In what fire stage are burning fuels in the compartment releasing the maximum amount of heat possible for available fuel and oxygen? - Answer-Fully developed which of the following statements about rotary control valves is the MOST accurate? - Answer-Rotary control valves control both the flow of water and the discharge pattern of the fire stream Which of the following aluminum components can create an entanglement hazard? - Answer-Framing and support wiresWhat type of saw blade can be used to cut a dead bolt? - Answer-Rotary saw blade What thermal property of a compartment increases fire spread through the transfer of radiant heat from wall surfaces to adjacent fuel sources? - Answer-Heat reflectivity Which preconnected hose load is designed to be pulled and advanced by one person and can be carried on the shoulder, completely clear of the ground? - Answer-Minuteman load Which hose load is easiest to load and suitable for any size of supply hose? - Answer-Flat load Ladders should be cleaned - Answer-With soft bristle brush, running water, and mild soap What type of NFPA defined cleaning is required when bodily fluids not removed by other methods of cleaning are present? - Answer-Specialized cleaning What part of wildland PPE must close securely around boot tops? - Answer-Trousers Which load and carry works best when advancing hoseline up and down a stair way? - Answer-Minute man How does a firefighter force an outward swinging door if the pins cannot be driven out using a rambar or halligan? - Answer-Break the hinges Which of the following best describes the relationship needed for the release of potential chemical energy in fuel? - Answer-Thermal kinetic energy is needed to release it What type of structure is classified by its primary function when it contains multiple types of uses? - Answer-Single-use To force entry on a door with a drop bar, insert the blade of a ____ into the opening and lift bar. - Answer-HandsawWhich of the following best describes what a fire door label identifies? - Answer-Door type, hourly rating, and logo of testing laboratory During fire fighting operations water is used to... - Answer-Control burning gases and reduce the temperature of the upper layer Which of the following is a recommended cleaning practice after a chemical exposure? - Answer-Dispose of hose that cannot be decontaminated What is the primary purpose of a spanner wrench? - Answer-Tightening or loosening couplings In what mode of combustion is a smoldering glow on a materials surface produced? - AnswerNonflaming What part of structural fire fighting personal protective equipment assists in attempting to locate trapped, unconscious, or incapacitated firefighters? - Answer-PASS Device Which of the following hose tools protects the hose from mechanical damage of dragging around sharp corners? - Answer-Hose roller Which piece of protective breathing apparatus has all buckles, fasteners, and adjustments inspected weekly to ensure proper operation? - Answer-Backplate and harness assembly Gravity may affect a solid fire stream by: - Answer-Causing the stream to separate and lose its compact shape Cleaning individual facepieces after each use prevents: - Answer-hydrocarbons from contaminating skin What type of reaction happens as water becomes vapor during fire suppression? - Answer-Endothermic When should a tempered plate glass door be broken? - Answer-Last resortWhen water is vaporized into steam it expands ____ times - Answer-1700 Which of the following is a forcible entry tool used for cutting, prying and digging? - Answer-Pick-head axe Which preconnected hose load begins with hose folded in three layers? - Answer-Triple layer load What common building material is often protected by gypsum, drywall, or other insulation? - AnswerWood Which preconnected hose load is adaptable for varying sizes of hose beds and is often used in transverse beds? - Answer-Preconnected Flat load Allowing a fire to burn until all fuel is consumed is known as: - Answer-Fuel removal