Download Firefighting Tools and Techniques and more Exams Safety and Fire Engineering in PDF only on Docsity!
Fire Engineering Tests Cards (FINAL Exam Sub
year) EXAM NEW VERSION LATEST UPDATE
2024 - 2025 WITH ACCURATE ANSWERS
GUARANTEED PASS BEST STUDYING MATERIAL
WITH 100+ QUESTIONS
A liquid with a specific gravity of 1.4_______________. a. Is lighter than water and will float. b. Is heavier than water and will sink. c. Will mix readily with water. d. Is impossible to predict how it will mix with water.
- ANSWER b. Is heavier than water and will sink. Conditions that will cause a static electricity discharge include the following except__________. a. Contact and separation between dissimilar solids b. Flowing powders c. Contact and separation between similar solids d. Flowing liquids and gasses
- ANSWER c. Contact and separation between similar solids The amount of heat that a substance absorbs as the temperature of the substance increases is called___________. a. Specific heat b. Latent heat c. Specific gravity
d. Spontaneous heating
- ANSWER a. Specific heat Two forms of nuclear energy are: a. Fission and fusion b. Alpha and Beta c. Solar and radiant d. Natural and man-made
- ANSWER a. Fission and fusion Which of the following is true regarding lower explosive limits (LEL)? a. A fuel vapor below the LEL will ignite if exposed to an ignition source. b. A fuel vapor must be at the LEL in order to ignite. c. A fuel vapor above the LEL will always ignite if exposed to an ignition source. d. A fuel vapor will not ignite at levels below the LEL . - ANSWER d. A fuel vapor will not ignite at levels below the LEL. A CAD System is a _______________. a. Computers-added drafting system b. Computer-aided design system c. Computer-aided dispatch system d. Computer-automated dispatch system
- ANSWER c. Computer-aided dispatch system A CAD System is generally linked to a printer and other devices located in a fire station and is known as _______________. a. Station CAD systems
A Public Safety Communications Center is also referred to as a PSAP. A PSAP is a Public Safety Answering _______________. a. Person b. Position c. Point d. Place
- ANSWER c. Point Another name for a Telecommunicator is _______________. a. Director b. Dispatcher c. Dictator d. Call Taker
- ANSWER b. Dispatcher Communications can be received by several different devices, including _____________. a. Radios b. Cellular phones c. Mobile data terminals d. All of the above
- ANSWER d. All of the above Prior to the mid 1980s, windows were usually _____________________. a. Single pane b. Double pane c. Triple pane d. Tempered pane
- ANSWER a. Single pane In a simplex radio system how many parties may speak at one time on one channel? a. 4 b. 1 c. 3 d. 2
- ANSWER b. 1 Of the information that a dispatcher must collect during an emergency call, which of the following is not necessary to initiate a response? a. Location of and nature of the emergency b. Callers name and contact number c. Conditions at the callers location d. Type of device the caller is using to report the emergency
- ANSWER d. Type of device the caller is using to report the emergency Public safety radio communication in the United States is regulated by ________________. a. The FCC b. The IAFF c. The IAFC d. The NVFC
- ANSWER a. The FCC The E in E9- 1 - 1 stands for: a. Expanded b. Extended
a. Portable radio b. Base radio c. Mobile radio d. Repeater radio
- ANSWER a. Portable radio The use of computers has made which of the following more accurate and fast? a. The storage and retrieval process b. Data collection c. Information transfer d. All of the above
- ANSWER d. All of the above TTY and TDD devices are used for communications between ________________. a. Persons who speak a foreign language b. Communications centers and fire stations c. The deaf and speaking world d. Command personnel on a secure channel
- ANSWER c. The deaf and speaking world What is the first step in the dispatch process? a. Receipt of a request for service b. Dispatch c. Information delivery to the responding units d. Additional resource requests
- ANSWER a. Receipt of a request for service
A Class "A" fire is best defined as________________________. a. Live electrical equipment b. Combustible cooking media c. Wood, paper, rubber, fabrics, and many plastics d. Gasoline, oils, paint, lacquer, and tar e. Combustible metals or combustible metal alloys
- ANSWER c. Wood, paper, rubber, fabrics, and many plastics A Class "B" fire is best defined as_________________________. a. Live electrical equipment b. Combustible cooking media c. Wood, paper, rubber, fabrics, and many plastics d. Gasoline, oils, paint, lacquer, and tar e. Combustible metals or combustible metal alloys - ANSWER d. Gasoline, oils, paint, lacquer, and tar A Class "C" fire is best defined as_________________________. a. Live electrical equipment b. Combustible cooking media c. Wood, paper, rubber, fabrics, and many plastics d. Gasoline, oils, paint, lacquer, and tar e. Combustible metals or combustible metal alloys - ANSWER a. Live electrical equipment A Class "D" fire is best defined as____________________________. a. Live electrical equipment b. Combustible cooking media c. Wood, paper, rubber, fabrics, and many plastics
d. They were developed under the United Nations Environment Program. - ANSWER a. They require no clean up after being used. Water, foam, wet chemical, and carbon dioxide extinguishers require a ______ year hydrotest. a. 5 b. 10 c. 12 d. 20 - ANSWER a. 5 When fighting a Class B fire with a portable extinguisher, it is important to sweep the fire back with side-to-side motions. During these sweeps side to side, each sweep must__________________________. a. Be about to each side b. Be within one foot of each side c. Be as fast as possible d. Be at least 6 inches past each side - ANSWER d. Be at least 6 inches past each side When recharging a fire extinguisher, always use a regulated pressurizing source set to no more than ___ psi above the extinguishers operating pressure. a. 5 b. 15 c. 25 d. 30 - ANSWER c. 25 Which agent is suitable for use only on Class A fires? a. Foam b. Wet chemical c. Water
d. Dry chemical - ANSWER c. Water Which class of fire extinguishing agent recommends consulting NFPA 48 Storage and Handling of Magnesium? a. Class A b. Class B c. Class C d. Class D e. Class K - ANSWER d. Class D As with other masonry materials, the cast-in-place concrete is subject to ___________when exposed to high temperatures, causing damage to the masonry. a. Spaulding b. Spiking c. Spalling d. Spiraling - ANSWER c. Spalling Balloon-framed construction uses two-by-fours from__________. a. Floor-to-floor wall construction b. Basement-to-attic exterior wall construction c. Wall-to-wall floor construction d. The attic-to-roof line construction - ANSWER b. Basement-to-attic exterior wall construction Because of lightweight steel bar joists and tilt-up wall construction, these buildings are __________. a. One of the safest building designs b. Very stable under fire conditions supporting extended interior times c. Some of the most dangerous building firefighters will encounter.
In wood-frame construction, mortise and tenon are used in _______ class. a. Platform b. Balloon c. Post-and-beam d. Mixed - ANSWER c. Post-and-beam Noncombustible construction is also known as _________. a. Partially flammable b. Limited combustible c. Fire resistive d. Non-protected - ANSWER b. Limited combustible Noncombustible construction is construction in which the structural members are of noncombustible materials. The materials are typically of the following structural elements. Which one is not a typical noncombustible structural material. a. Cold formed steel b. Structural glass c. Concrete block d. Poured concrete - ANSWER b. Structural glass Stones that are used to cover flat roof are approximately________ in size. a. Pea to marble b. Marble to golf ball c. Golf ball to baseball d. Baseball to softball - ANSWER c. Golf ball to baseball The first tax payers were built to one story; the term has evolved to include any ordinary constructed building in business districts up to ____________ stories in height.
a. Two b. Two or three c. Three or four d. Five or more - ANSWER c. Three or four The major difference between fire-resistive construction and noncombustible construction is _____. a. Noncombustible has compartmentalized floor areas. b. Fire resistive has large dimension concrete. c. Noncombustible has unprotected structural steel. d. Only fire resistive uses concrete floors and ceilings. - ANSWER c. Noncombustible has unprotected structural steel. The weight of a building's structural components, building utilities, interior finishes, and any other components that are built-in or permanently attached to the structure are what kind of loads? a. Environmental b. Dead c. Live d. Impact - ANSWER b. Dead Tilt-up wall construction is usually what portion of the wall height? a. Half the wall height b. Quarter of the wall height c. One and half the wall height d. The full height of the wall - ANSWER d. The full height of the wall Weight that is added to the structure, including people, materials, and other transportable items is what kind of load?
d. Mass - ANSWER d. Mass Wood-frame construction can be broken down into four distinct classes. They are__________. a. Brace frame, balloon, mixed, and light weight. b. Post and beam brace frame balloon, and platform. c. Brace frame, balloon, platform, and lightweight. d. Post and beam brace frame, platform, and lightweight. - ANSWER c. Brace frame, balloon, platform, and lightweight. ________________is construction in which the structural members, including the columns and beams, are protected from the heat of the fire to prevent the loss of structural integrity. a. Ordinary construction b. Fire-resistive c. Wood-framed construction d. Mill or heavy timber construction e. Noncombustible construction - ANSWER b. Fire-resistive According to NFPA Standard 1983, which of the following would cause a life safety rope to be removed from service? a. Exposure to chemicals or abrasion b. Used in an actual life safety operation c. Overloaded or shocked d. All of the above - ANSWER d. All of the above After a life safety rope has been "downgraded," it is most usually used as a ________. a. Utility rope b. Dynamic kernmantle rope c. Running end
d. Round turn knot - ANSWER a. Utility rope All equipment hoisted by utility ropes should have _____________________. a. Many knots of assorted variety b. A carabiner attached c. A tag line attached d. Padding to protect the equipment e. None of the above - ANSWER c. A tag line attached Rope made from manila, sisal, or cotton is termed ____________________________. a. Synthetic fiber rope b. Utility grade rope c. Nominative strength rope d. Natural fiber rope - ANSWER d. Natural fiber rope Which of the following is not a recommended method for drying a rope? a. Lay it flat over a ladder. b. Put it in a dryer on "gentle" cycle. c. Hang it from the hose tower. d. Suspend it across bar joists. - ANSWER b. Put it in a dryer on "gentle" cycle. A "live saw" means that the saw is_________. a. Running b. Turned on but not started c. In service on the apparatus d. In the hands of a firefighter - ANSWER a. Running
b. Gloves c. Helmets d. Turnout gear - ANSWER a. Eye protection By watching the discharge from the chainsaw, a firefighter can determine the condition of the chain. If the chain is _________, then the firefighter will see dust and will have to apply a lot of pressure to make the cut. a. Sharp b. Bent c. Missing teeth d. Dull - ANSWER d. Dull Common terms for a _____________ saw are cut-off saw, demolition saw, or rescue saw. a. Chain b. Rotary c. Reciprocating d. None of the above - ANSWER b. Rotary Cutting with an axe is as much ________________ as it is strength. a. Hand-eye coordination b. Control and command c. Stability and swing d. Precision and accuracy - ANSWER a. Hand-eye coordination Cutting, striking, pushing, pulling, and prying are all examples of ________________? a. Various tasks tools can accomplish on the fireground. b. Examples of types of tools used on the fireground. c. Methods tools use to accomplish work on the fireground.
d. Methods and ways tools are used on the fireground. - ANSWER a. Various tasks tools can accomplish on the fireground. Effectively used, tools become ________________ of/to a firefighter's body. a. Extensions b. Adjuncts c. Multipliers d. Hindrances - ANSWER a. Extensions Most rotary saws and chain saws operate with a ____________ engine. a. Four-cycle b. Two-cycle c. Electrical d. Diesel - ANSWER b. Two-cycle Not all bolt cutters can cut ________________. a. Case-hardened steel b. Chain link fence c. Small cables d. Tree limbs - ANSWER a. Case-hardened steel Reciprocating saws are generally used by firefighters for ______________. a. Structural collapse b. Vehicle and machinery extrications c. Ventilation d. All of the above e. A and B only - ANSWER d. All of the above
