FF1 Final Exam 11-2
On what class of fire are compressed air foam systems most effective? A. Class A B. Class B C. Class C D. Class D
A. Class A
Class A foams are used at percent. A. 0.1 - 1 B. 1 - 1.5 C. 1.5 - 2 D. 2 - 3
A. 0.1 - 1
Which National Fire Protection Association (NFPA) standard includes inspection, care and use of fire hose, couplings, and nozzles and testing of fire hose? A. 1962 B. 1987 C. 1972 D. 1971
A. 1962
Which is a method to identify a vehicle supplied by compressed natural gas? A. Look for a placard on the front/rear bumper. B. All states require a sticker on the front windshield. C. The cylinder is visible in the back seat. D. The firefighter will be able to smell gas as they approach the vehicle
A. Look for a placard on the front/rear bumper.
Which is correct regarding preincident planning? A. Plans need to be up to date and accurate to enhance firefighter safety. B. They can also be used to identify code violations and issue citations. C. Their purpose is to develop a plan for the occupants to use in the event of an emergency. D. Code enforcement and preincident planning can be conducted by the same person.
A. Plans need to be up to date and accurate to enhance firefighter safety.
Which should be used as a control valve for an automatic sprinkler system? A. Post indicator valve B. Clapper C. Siamese valve D. Gate valve
A. Post indicator valve
Which is a component of a grid system? A. Primary feeders B. Drain valves C. Branch lines D. Risers
A. Primary feeders
Which is one of the ways foam is applied using a nozzle? A. Raindown technique B. Saturation method C. Sub-surface injection technique D. Aeration technique
A. Raindown technique
Under the Incident Command structure: A. a chief officer arriving after command has been established may assume command. B. the individual in charge of the first arriving unit must be an officer because they assumed command. C. a chief officer arriving after command has been established must assume command. D. the individual in charge of the first arriving unit may decline to assume command and delegate the duty to another new member.
A. a chief officer arriving after command has been established may assume command.
The elements needed to produce quality firefighting mechanical foam include: A. air, water, and concentrate. B. air, concentrate, educator, and CO2. C. proportioner, CO2, and eductor. D. aspiration, subsurface injection, and air.
A. air, water, and concentrate.
The most effective type of foam for use on polar solvents is: A. alcohol-resistant/aqueous film forming foam (AFFF). B. Class A foam. C. low/high expansion foam. D. film-forming fluoroprotein (FFFP).
A. alcohol-resistant/aqueous film forming foam (AFFF).
Air aspirating foam nozzles: A. are recommended for use with protein and fluoroprotein foams . B. have greater reach than a standard fog nozzle. C. are the most effective appliance for high expansion foam. D. cannot be used with Class A foam.
A. are recommended for use with protein and fluoroprotein foams .
Before conducting a private dwelling inspection, it is necessary for a firefighter to: A. ask for permission to enter the dwelling. B. be accompanied by an inspector to issue violations. C. check the owners insurance coverage. D. review the call history to the occupancy.
A. ask for permission to enter the dwelling.
A _____ nozzle is used with a foam solution to produce a low-expansion, short-lasting foam . A. fog B. mechanical blower C. solid-bore D. water-aspirating foam
A. fog
When conducting a station tour: A. follow department policy for conducting the tour. B. follow your feelings about what needs to be presented. C. allow the visitors/group to determine what is to be viewed. D. limit the time frame during which a tour can be scheduled based on the crew.
A. follow department policy for conducting the tour.
Regarding fire streams for a liquid propane gas truck involved in fire, firefighters should: A. place unmanned monitors with smooth bore nozzles to cool the top of the tank. B. advance two 1-3/4 handlines with wide fog nozzles cooling both ends of the tank. C. use one handline, from an aerial position, cooling the top of the tank. D. use two handlines with wide fog while advancing to shut the pressure relief valve.
A. place unmanned monitors with smooth bore nozzles to cool the top of the tank.
A sketch depicting the general arrangement of a property in reference to streets, adjacent properties, and other important features is known as a: A. plot/site plan. B. sectional view. C. floor plan. D. blueprint.
A. plot/site plan.
Proper protective clothing for a fire attack crew on a liquid propane gas cylinder includes: A. self-contained breathing apparatus. B. proximity clothing. C. Level A protective clothing. D. explosive meters.
A. self-contained breathing apparatus.
Firefighters expect to find flame detectors in: A. specialized industrial facilities B. hospitals. C. lumber yards. D. auto-storage facilities.
A. specialized industrial facilities
Accurate diagrams for preincident planning are important since: A. this information is used for scene size-up. B. this form will be used to determine cause and origin of a fire. C. they are the basis for fire code violations. D. they are used for public fire safety presentations.
A. this information is used for scene size-up.
When containers of flammable gases are exposed to flame impingement, the water for cooling the container should be applied to cool the: A. top of the vessel. B. relief valve. C. ends of the tanks. D. sides of the tanks
A. top of the vessel.
At a minimum, firefighters must work in teams of ____ when entering an involved structure. A. two B. three C. seven D. five
A. two
The simplest sprinkler system in design and operation is the ____ system. A. wet pipe B. deluge C. dry pipe D. preaction
A. wet pipe
Which is a method by which foam may be proportioned? A.Induction/eduction B. Bucket dump C. Ingestion D. Distribution
A.Induction/eduction
The most frequently used hose size for interior fire attack is: A. 1" booster line. B. 1-3/4" handline. C. 2" handline. D. 2-1/2" handline.
B. 1-3/4" handline.
When laying out fire hose to be service tested, test lengths should be no more than: A. 400 feet. B. 300 feet. C. 500 feet. D. 1,000 feet.
B. 300 feet.
When filling a hoseline with water for testing, a pump pressure of approximately psi is maintained. A. 25-30 B. 50 C. 80-90 D. 250
B. 50
Which gas detector is commonly found in homes today? A. Oxygen B. Carbon monoxide C. Methane D. Radon
B. Carbon monoxide
When coordinating an interior fire attack, which must first be considered? A. Water damage B. Controlling utilities C. Salvage operations D. Flare-ups
B. Controlling utilities
Which is the most common type of foam proportioner used in the fire service? A. Balanced pressure proportioner B. In-line educator C. Around-the-pump proportioner D. Automatic eductor
B. In-line educator
Which foam application technique requires the stream to be broken to prevent splashing? A. Sweep B. Rain-down technique C. Roll-on D. Bankshot technique
B. Rain-down technique
Which statement regarding residential sprinklers is correct? A. They are smaller versions of wet or dry-pipe sprinkler systems. B. The water supply can be connected to the domestic system. C. The use of steel pipe is required. D. They are designed to control the level of fire involvement after a flashover has occurred.
B. The water supply can be connected to the domestic system.
Production of an adequate amount of bubbles to form an effective foam blanket is the definition of: A. proportioning. B. aeration . C. mixing. D. blending.
B. aeration .
Application rate in relationship to a flammable liquid fire is: A. amount of water needed to extinguish a fire. B. amount of foam or foam solution needed to extinguish a fire. C. ratio of air to water needed to extinguish a fire. D. ratio of foam to water to generate an effective foam blanket.
B. amount of foam or foam solution needed to extinguish a fire.
A floor plan sketch or diagram of a structure shows: A. a detailed view of the construction features of each floor. B. an outline of each floor. C. a cutaway view of a particular portion of a building. D. the building and grounds as they are actually seen.
B. an outline of each floor.
A boiling liquid expanding vapor explosion (BLEVE): A. most commonly occurs when flames contact the relief valve. B. can occur when insufficient water is applied to keep the tank cool. C. is a slow deterioration of the tank. D. is a condition caused by consolidation of vaporization.
B. can occur when insufficient water is applied to keep the tank cool.
Before cutting an opening in a roof, firefighters should: A. inspect their cutting tools for sharpness. B. check for natural or existing openings. C. open all top windows on the windward side of the building. D. open all bottom windows on the leeward side of the building.
B. check for natural or existing openings.
Once the valve on a container of flammable gases has been shut off the hose crew should: A. shut off the nozzles and exit the area. B. continue to apply water as they exit the area. C. continue to apply water and wash down the area. D. shut off the water and monitor the area.
B. continue to apply water as they exit the area.
To localize a fire and create a chimney effect, the primary ventilation hole should be placed: A. at the far end of the roof on the leeward side. B. directly over the fire. C. at the far end of the roof on the windward side. D. in an area where supplemental forced or mechanical ventilation can easily be added later, if needed.
B. directly over the fire.
Transfer of command is best accomplished : A. by radio. B. face to face. C. by cell phone. D. early on in the incident.
B. face to face.
According to the National Fire Protection Association (NFPA), a hydrant with a flow rate of 1000 to 1499 gpm may have a(n) -colored bonnet or cap. A. light blue B. green C. orange D. red
B. green
Accurate diagrams for preincident planning are important since they: A. identify the qualification level of responders. B. identify areas where fire protection is lacking. C. are used to determine fire insurance rates. D. outline specific strategies and tactics to be used.
B. identify areas where fire protection is lacking.
A tank with an LPG label on it would contain: A. liquid phosgene gas. B. liquefied petroleum gas. C. liquefied pressurized gas. D. liquid potassium gas.
B. liquefied petroleum gas.
To determine whether there is any slippage of couplings when testing hose: A. measure and mark the exact length of each coupling. B. mark the hose by each coupling using a pencil/marker. C. check to see whether couplings remain tight. D. use a special torque wrench set to 60 psi.
B. mark the hose by each coupling using a pencil/marker.
To ensure maximum effectiveness, use foam concentrates ____ the specific percentage for which they are intended to be proportioned . A. within 10 percent greater than B. only at C. plus or minus 5 percent of D. within plus or minus 2 percent of
B. only at
In order to protect the container from rupture during a flammable gas fire, fire streams should be directed: A. around the base of the tank. B. onto the tank from a safe distance. C. to extinguish the fire as soon as possible. D. into the involved tank.
B. onto the tank from a safe distance.
Firefighters should always remember how they gained entry into a building because: A. entry may have an effect on the behavior of the fire. B. the fire investigator may want to know. C. you may need to use the opening in case of a rekindle. D. you should always exit the same way you entered.
B. the fire investigator may want to know.
When cylinders are involved in fire, the best course of action is to: A. use two 1-3/4 handlines to approach and turn off the valve. B. use large amounts of water applied from a safe distance. C. use unmanned master streams to protect exposures while using solid streams to approach the cylinder and shut down valve. D. evacuate the area as the cylinder will immediately explode.
B. use large amounts of water applied from a safe distance.
Residential fire safety surveys: A. can be conducted without the occupants permission. B. usually occur in response to a request by the occupant. C. are a unilateral effort by the fire department to prevent fires and reduce fire fatalities. D. always include installation of fire alarms free of charge.
B. usually occur in response to a request by the occupant.
At 212°F, water expands to _____ times its original volume when it converts to steam. A. 500 B. 970 C. 1700 D. 9000
C. 1700
Which statement regarding a Class I standpipe system is correct? A. The system uses 3-inch outlets. B. It is designed for use by untrained building occupants. C. It is designed for use by the fire department. D. A single standpipe should flow a minimum of 500 gpm.
C. It is designed for use by the fire department.
Select the best description of fire codes from the choices below: A. A set of suggestions based on science B. Findings from fire statistics research C. Regulations that have been legally adopted by a government body with the authority to pass laws and enforce safety regulations D. Previously adopted building codes
C. Regulations that have been legally adopted by a government body with the authority to pass laws and enforce safety regulations
A post indicator valve (PIV) is: A. a device to speed the operation of the dry pipe valve by detecting the decrease in air pressure. B. designed to control the head pressure at the outlet of a standpipe system. C. a control valve that is mounted on a vertical case. D. a control valve that is mounted on a wall.
C. a control valve that is mounted on a vertical case.
An advantage of Class A foam is that it: A. is designed to resist hydrocarbons. B. is designed to self-seal on a liquid surface. C. allows water to penetrate dense materials instead of running off the surface. D. can be used on both Class A and Class B fires, in varying proportions.
C. allows water to penetrate dense materials instead of running off the surface.
The ______ system is equipped with all sprinkler heads of the open type. A. wet-pipe B. dry-pipe C. deluge D. preaction
C. deluge
The smaller internal grid arrangement of a water distribution system that feeds hydrants as well as the domestic and commercial requirements best describes : A. primary feeders. B. secondary feeders. C. distributors . D. grid network.
C. distributors .
Items found in the typical control room of a high-rise building may include a: A. fire pump. B. heating, ventilating, and air-conditioning switch. C. fire alarm panel. D. back-up power supply.
C. fire alarm panel.
The part of the total pressure that is lost when water is forced through pipe, fittings, fire hose, and adapters is called: A. residual pressure. B. flow pressure. C. friction loss. D. static pressure.
C. friction loss.
During overhaul, firefighters should wear: A. boots and gloves; coats and helmets are unnecessary. B. lightweight clothing due to residual heat. C. full protective gear, including self-contained breathing apparatus. D. full protective gear; self-contained breathing apparatus is not needed.
C. full protective gear, including self-contained breathing apparatus.
The tanker that is about 40 feet in length, aluminum, cylindrically shaped MC-306 that can carry approximately 9,000 gallons is probably carrying: A. compressed natural gas. B. liquefied petroleum gas. C. gasoline D. jet fuel.
C. gasoline.
Whenever possible, forced mechanical ventilation should be directed: A. on the upward side. B. on the windward side. C. in the same direction as the wind. D. in the same direction as master stream operations.
C. in the same direction as the wind.
When checking hydrants to ensure their effectiveness, firefighters should check that: A. the Post Indicator Valve is fully open. B. a minimum of 12 inches exists from the center of a hose outlet to the finished grade. C. large steamer connections are facing the street. D. all check valves are operational.
C. large steamer connections are facing the street.
A DOT MC-331 tanker painted white and placarded with number 1075 indicates that the vehicle is carrying: A. compressed natural gas. B. gasoline. C. liquefied petroleum gas. D. jet fuel.
C. liquefied petroleum gas.
The primary purpose of conducting a residential fire safety survey is to: A. inspect residential areas. B. look for illegal activities. C. reduce loss of life and property. D. improve Insurance Service Office (ISO) ratings.
C. reduce loss of life and property.
Class A foams are essentially wetting agents that of water. A. increase the viscosity B. increase the resistance C. reduce the surface tension D. create a higher vaporization point
C. reduce the surface tension
Natural roof ventilation openings consist of: A. cutting a 4 ft. X 4 ft. hole. B. trench cutting and smoke ejectors. C. scuttle hatches, skylights, stairwell openings and bulkheads. D. fire streams from aerial ladders directed across a ventilation opening.
C. scuttle hatches, skylights, stairwell openings and bulkheads.
According to National Fire Protection Association (NFPA) 13 and 130, sprinkler cabinets in the sprinkler room should contain a sprinkler wrench and a minimum of spare sprinkler heads. A. eight B. four C. six D. ten
C. six
Direct attack is best described as: A. the inability to enter fire area because of intense fire conditions. B. playing stream off floor to generate steam in fire area. C. solid stream at base of fire until fire darkens down. D. Z patterns at ceiling level, then at door.
C. solid stream at base of fire until fire darkens down
A record should be kept on each section of fire hose; information consisting of _____ should be recorded. A. the gallons per minute flowed during the test B. the annual number of fire responses at which it was used C. the date and results of the annual test D. number of threads per inch on each coupling
C. the date and results of the annual test
When determining the structural condition of a building following a fire, it is Important to consider the: A. amount of smoke and steam being emitted from the building. B the type of construction vs. the tools the firefighter has available. C. the intensity of the fire and amount of water used to control the fire. D. age and overall value of the building.
C. the intensity of the fire and amount of water used to control the fire.
After the proper test pressure for the fire hose has been reached, the pressure should be maintained for a period of: A. ten minutes. B. one to three minutes. C. three to five minutes. D. twenty minutes.
C. three to five minutes.
Fire department sprinkler connections typically consist of a siamese with at least two connections. A. 3-inch female B. 2.5-inch male C. 3-inch male D. 2.5-inch female
D. 2.5-inch female
Directions: Read the following statements regarding discovery and preservation of evidence and select the correct answer from choices A through D. Statement 1: Firefighters have a responsibility to preserve evidence that could indicate the origin or cause of fire. Statement 2: Evidence discovered should be left in place and protected, and a company officer or the fire investigator should be notified immediately. Statement 3: Evidence is most often found during salvage and overhaul. A. Statement 1 is true; statements 2 and 3 are false. B. Statements 1 and 2 are true, statement 3 is false. C. Statement 1 is false; statements 2 and 3 are true. D. All three statements are true.
D. All three statements are true.
Directions: Read the following statements regarding fire hydrants and select the correct answer from choices A - D. Statement 1: The valve that controls the flow of water in a dry-barrel hydrant is located below ground and the frost line. Statement 2: The drain opening found at the bottom of the barrel is an exclusive feature of dry-barrel hydrants. Statement 3: A dry-barrel hydrant should always be either fully open or fully closed. A. Statement 1 is true; statements 2 and 3 are false. B. Statements 1 and 2 are true; statement 3 is false. C. Statement 1 is false; statements 2 and 3 are true. D. All three statements are true.
D. All three statements are true.
If a vehicle supplied by compressed natural gas (CNG) is involved in fire, firefighters should: A. put the fire out immediately. B. deploy handlines to cool the engine. C. deploy unmanned master streams. D. allow fuel to burn off.
D. allow fuel to burn off.
Fire departments should educate ______ to recognize potential hazards. A. preschoolers B. the elderly C. adults D. citizens of all ages
D. citizens of all ages
After you have completed your fire safety survey you will need to: A. issue a violation for each infraction found. B. schedule the occupants for an annual inspection. C. just verbally review the information with the occupant. D. complete the form and give a copy to the occupants.
D. complete the form and give a copy to the occupants.
An alternative-powered vehicle can be identified by a: A. single, red vertical stripe on the right side of each bumper. B. cylinder-shaped sticker in the windshield and rear window. C. small handle protruding out under the far drivers side of the front bumper. D. compressed natural gas (CNG) on the front and back of the vehicle.
D. compressed natural gas (CNG) on the front and back of the vehicle.
Upon receiving an alarm from a proprietary alarm system, the personnel staffing the central alarm point should: A. dispatch fire apparatus. B. leave their stations and investigate. C. reset the alarm. D. contact the appropriate agency.
D. contact the appropriate agency.
A fire hydrant that receives water from only one direction is called a ______ hydrant. A. one-way B. steamer C. circulating-feed D. dead-end
D. dead-end
After permission to survey a building has been obtained, a firefighter should first inspect the: A. roof. B. basement. C. interior. D. exterior.
D. exterior.
In a fire situation, the main sprinkler control valve should be closed: A. as soon as no more smoke is showing. B. when it appears that excessive water damage may occur from further use. C. as soon as a pumper hooks up to the fire department connection. D. only after the officer in charge has ordered the valve closed.
D. only after the officer in charge has ordered the valve closed.
Every sprinkler system should have a primary water supply of adequate reliability, volume, and: A. capacity. B. size. C. quality. D. pressure.
D. pressure.
When removing evidence from the scene, the evidence should be: A. picked up bare-handed to ensure proper grip in order not to drop the item. B. placed in oversized containers to allow the item to off gas safely. C. brought outside the building, soaked in buckets of water and then sealed in the buckets to ensure the evidence is fully extinguished. D. properly sealed, labeled and preserved.
D. properly sealed, labeled and preserved.
In addition to giving a group of school age children a tour of the station, you should: A. make sure the group doesn't take anything. B. avoid answering any questions. C. inform the students about the penalty for arson. D. provide the group with printed fire prevent material.
D. provide the group with printed fire prevent material.
An example of a manually activated fire alarm component is a: A. thermally sensitive device. B. flame detector. C. water flow detector. D. pull station.
D. pull station.
Fundamental components of a modern water system are: A. source, mains, feeders, and risers. B. primary, secondary, standpipes, and fire department connections. C. pipes, valves, hydrants, and pumps. D. source, means of moving, treatment plant, and distribution system.
D. source, means of moving, treatment plant, and distribution system.
Hidden fire can be checked by using a: A. detector for different levels of carbon monoxide and oxygen. B. Halligan tool to remove the whole wall. C. plaster tool from the opposite side of the wall. D. thermal imaging device.
D. thermal imaging device.
70. Which statement is correct? A. Sprinkler systems are designed to automatically distribute water to extinguish or control the spread of fires. B. Most sprinkler heads detect the heat of a fire and begin to apply water from every sprinkler head. C. Sprinkler systems are not efficient. D. Deluge type heads are heat-sensitive devices that react to a fixed temperature.
A. Sprinkler systems are designed to automatically distribute water to extinguish or control the spread of fires.
Which would be a type or form of evidence that could be found at a fire scene? A. Trailers B. Properly stored containers of ignitable liquids C. Overhaul damage D. Water damage
A. Trailers
Which is an appropriate action regarding a liquid propane gas tanker fire? A. The fire streams should be directed to extinguish the flames coming from the venting pressure relief valve. B. Fire streams should be directed towards the vulnerable ends of the tanker truck to prevent them from a boiling liquid expanding vapor explosion (BLEVE) C. Crews should approach at 30 degree angles under wide fog to shut off the pressure relief valve. D. Care must be taken not to extinguish flames coming from a venting pressure relief valve.
D. Care must be taken not to extinguish flames coming from a venting pressure relief valve.
Which release mechanism is commonly used to activate a sprinkler? A. Roller links B. Valve cap C. Chemical bulb D. Chemical pellet
D. Chemical pellet
What should be done with smoke alarms when conducting a residential fire safety survey? A. Nothing should be done in order to avoid showing possible favoritism towards one brand or another. B. If smoke detectors are observed, firefighters should comment favorably. C. One detector at random should be checked. D. Each one should be tested.
D. Each one should be tested.
Which statement regarding preservation of evidence is correct? A. Firefighters at the scene are in the position to decide whether the evidence they find is worthy of preservation. B. If evidence could be damaged or destroyed during fire suppression activities, remove it immediately. C. Too much evidence can become a confusion factor. D. Evidence is often found during the salvage and overhaul phases of a fire.
D. Evidence is often found during the salvage and overhaul phases of a fire.
Which links initiation devices to the notification devices? A. Remote annunciator B. OS and Y valve C. Tamper switch D. Fire alarm system control panel
D. Fire alarm system control panel
Which statement is correct regarding fire involving a flammable gas cylinder? A. Upwind areas should be the first areas evacuated. B. Apparatus should be staged downhill. C. Fire should only be extinguished if the valve is not involved. D. Fire should only be extinguished if the valve can be shut off.
D. Fire should only be extinguished if the valve can be shut off.
Which statement is correct regarding foam application? A. You should always apply foam using the roll-on method. B. High expansion foam is used at 20: 1 ratio. C. Fog nozzles are never used with aqueous film forming foam (AFFF). D. Fog nozzles are best used with Class A foams.
D. Fog nozzles are best used with Class A foams.
Where should gasoline and other flammable liquids be stored? A. In the basement only B. In the garage only C. In the attic or garage D. In an outside storage area
D. In an outside storage area
In order for the Incident Management System to function properly, it must contain which component? A. Unique terminology B. Mutual aid agreements C. All personnel from a single agency D. Incident Action Plans
D. Incident Action Plans
Which best describes a combination attack with regards to fire suppression? A. Play stream off floor to generate steam in fire area B. Solid stream at base of fire until fire darkens down C. Unable to enter fire area because of intense fire conditions D. Z patterns at ceiling level, then at floor
D. Z patterns at ceiling level, then at floor