TCFP Exam Questions Flashcards
OSHA may establish regulations governing fire department activities such as…
Health and safety
NFPA 1001
Standard for Firefighter Professional Qualifications
Primary function of truck/ladder company is…
Forcible entry to fire scene buildings
Under ICS, who is responsible for all incident activities (to include development and implementation) of strategic decisions?
Command
What normal body cooling mechanism is lost when wearing PPE?
Evaporation of perspiration
A [blank] peppermints firefighters to gain access during an emergency.
Lock box/key box
In kern mantle rope, the kern (or core) of the rope accounts for approximately [blank] of its strength.
75%
What are the combination of knots recommended to hoist a pike pole?
A clove hitch and half hitches
The order of rank and authority in the fire service describes…
Chain of command
The street/address side of a structure is termed…
Division A
What is the ratio of the mass of a given volume of liquid compared to the mass of an equal volume of water at the same temperature?
Specific gravity
Life safety rope should be stored in…
Coils inside a rope bag
What are toxic atmospheres due to smoke and heat called?
Immediately dangerous to life and health (IDLH) environments
Which of the following has the highest priority for radio transmission?
Emergency traffic from a unit working at a fire or rescue
What is the tele-communicator’s first responsibility?
To 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 firefighter should…
Listen to be sure the channel is not being used
When is the bypass valve on an SCBA used?
In emergency situations involving a malfunctioning regulator
What are the first noticeable signs of oxygen deficiency?
Increased respiratory rate and impaired muscle coordination
What are the four hazardous atmospheres that firefighters will likely encounter at a fire?
- Super-heated air
- Toxic gases
- Oxygen deficiency
- Smoke
What is hypoxia?
Deficiency of oxygen
What can inhaled toxic gases directly cause?
Disease of the lung tissue
What is incorrect about the two SCBA types in fire service use?
The closed circuit type is commonly used for structural firefighting
What is the purpose of the PASS device?
Personal Alert Safety System to sound an alarm if a firefighter is motionless for a set period of time (over 30 seconds is standard)
How full should a FF’s SCBA be at beginning of shift?
90%
Once overhead doors (garage doors, etc.) they should be [BLANK]…
Wedged/blocked open
Which of the following is a pulling tool?
a. Crowbar
b. Flathead ax
c. Pike pole
d. Halligan
C. Pike pole
What is one example of a hand-powered hydraulic spreader tool?
Rabbit tool
When should overhaul operations begin?
Once fire investigation concerns have been addressed
Ideally, when should fire investigators begin their work scene?
Before overhaul begins
If large amounts of water need to be removed from areas lacking floor drains, FF may [BLANK] to remove the water quickly
Remove toilets and use the sewer system as a drain
What is soft sleeve intake hose used for?
Transferring water from a hydrant to an apparatus
Where is the valve located on a dry barrel hydrant located?
At the base of the hydrant
What extinguishing agents are safe for use on fires in or near energized electrical equipment?
Carbon dioxide and dry chemical
What color and shape identifies Class A fire extinguishers?
Blue circle
What color and shape identifies Class D fire extinguishers?
Yellow star
How often should still and aluminum air pack cylinders be hydrostatically tested?
Every 4 years
What type of hose lay serves to change the direction of the hose and can also change the location of a coupling for ideal hose laying?
A dutchman
Which is not a common load for pre-connected attack lines?
a. Flat
b. Triple layer
c. Straight
d. Minuteman
c. Straight lay
An acceptable use for the [BLANK] is to attach a rope to an object such as a pole, post, or hoseline
Clove hitch
What is incorrect about natural fiber ropes?
They work best as life safety lines
Is the use of foam limited to combustible liquids?
No
How should the coupling on the high pressure hose that is attached to the SCBA cylinder be?
Hand tight
Which of the following is true regarding SCBA’s?
All SCBA face pieces must be fit tested
What is the least desirable point for forcible entry?
A revolving door
What does a personnel accountability system track?
- Which firefighter’s are assigned to each vehicle
2. Each crew’s assignment
What is a hose roller?
A curved metal frame that fits over the edge of a roof or windowsill
What is the designed nozzle pressure for solid stream landlines?
50 psi
Which of the following statements regarding the accordion load is incorrect?
It is the preferred way to load large diameter hose (WRONG)
What is the safest and best way to advance a hose line up a ladder?
Charged hose
What is the recommended practice to prevent mechanical fire hose damage?
Open and close nozzles, valves, and hydrants SLOWLY
What is the usual cause of collapse of open web steel joist?
The amount of heat generated by the fire in a structure (high BTU)
What is a simple way to detect hidden fires?
Feeling with the back of your hand
What feature is required on a FDC (fire dept connection) that allows a firefighter to charge the first hose line prior to connecting the second?
Clapper valve
What type of fires would a fire extinguisher with a blue circle and letter be used on?
Class C??????
What type of metals are dry powder extinguishers rated for?
Class D metals
What types of fires are Halon fire extinguishers primarily designed for?
Class B and C
What are pump tank extinguishers used to apply?
Water
When drying synthetic rope…
Keep it out of sunlight
What should be applied to wooden tool handles to prevent roughness and warping?
linseed or flaxseed oil
What is the main advantage of donut roll?
Both ends are available on the outside of the roll
What type of lay is it when the hose is unloaded at the scene of a fire and the apparatus proceeds to the water source
Forward lay
About how much of a kern mantle rope’s strength is provided by the mantle?
25 to 30%
What is NOT a limitation of a firefighter’s ability to use SCBA
Oxygen cylinder size
How do you fill an SCBA cylinder?
In a fragmentation containment or other shielded device
What is the flame temperature of a cutting torch?
5000 degrees Farenheit
During which of the following operations are personnel allowed to be outside the cab while an apparatus is in motion?
Hose loading
What is an informal discussion with incident responders after an incident known as?
Defusing
What is the minimum noise level in decibels, which firefighters are required to wear hearing protection?
90 decibels
The instantaneous explosion of superheated gases that occurs when oxygen is introduced into an oxygen-depleted confined space is known as…
Backdraft
Which of the following best represents non flaming or smoldering combustion…
Fire Triangle
Which of the following best represents flaming combustion…
Fire Tetrahedron
What is the most common product of combustion encountered in structure fires?
Carbon Monoxide
Controlling fire by interrupting the combustion reaction is known ass…
Chemical flame inhibition
Which of the following is a type of expelling agent used in a portable fire extinguisher?
Stored pressure
What is the difference between dry chemical and dry powder extinguishing agents?
Dry powder is suitable for combustible metal fires
What type of extinguishing system is frequently installed in range hoods and places where grease may accumulate?
Wet chemical system
What is a commonly used dry chemical in portable fire extinguishers?
Monoammonium phosphate
How many gallons of water is required for a fire extinguisher to have a 2-A rating?
2.5 gallons
What are the three factors that determine the value of a fire extinguisher?
- Its serviceability
- Its accessibility
- Its simplicity of operation
What is the only type of rope construction that is approved for use as a life safety application?
Block creel construction
What is a characteristic of synthetic fiber rope?
It’s resistant to mildew
What type of rope is used for most rope rescue incidents?
Static rope
What is the minimum allowed diameter for rope that is rated as general use life safety rope?
7/16 inch
What is the minimum breaking strength required for general use life safety ropes?
9,000 lbs
What kind of rope is constructed by twisting several groups of individual strands together?
Laid rope
How often should unused ropes be inspected?
Annually
What is the minimum number of firefighters for a search team?
2
What type of carabiner is best for use in rescue operations?
Positive locking type
What are the top priorities for searching in a multi-story building fire?
- Fire floor
- Floor immediately above fire floor
- Top-most floor
If needed, which of the following tools could be used to remove a laminated windshield in a vehicle?
Air chisel
What is the proper and safe position for an acetylene cylinder that is part of a cutting torch kit?
Upright and secure
What is the most common use of a chainsaw during fireground operation?
Ventilation
Why should the use of a cheater on a prying tool be avoided?
The tool can break and injure the firefighter
What is the best method for sharpening the cutting edge of an axe?
By hand
What is the best lubricant for unprotected metal surfaces?
Light machine oil
What is the device used to prevent a patio sliding door from being forced open?
A burglar block
What type of overhead door is generally easiest to force unless it is motor driven?
Sectional
What are the devices attached to the inside of the beams on fly sections used to hold the fly section in place? (extension ladder)
Paws
What type of ladder is used to gain access to attics and can be carried in narrow hallways?
Folding ladder
What position is an extension ladder with the fly sections fully retracted in?
Bedded position
Where should the ladder tip be placed when using a ladder to perform a rescue from a window opening?
Tip of ladder just below the windowsill
What type of carry is typically used for a 35ft extension ladder?
Three firefighter flat shoulder carry
What is the minimum distance of separation required between a ladder and energized electrical equipment?
10 feet
What is the proper location of the fly section of a ladder when the fly sections are extended?
Fly out
What is the tendency of gases to form into layers according to temperature known as?
Thermal layering
How does ventilation control fire spread during a structural fire?
The release of heat and smoke reduces the rate at which fire spreads
What is a sign of a potential backdraft?
Smoke stained windows
What is the typical construction used for flat roofs on commercial buildings?
Joists covered with decking
What type of ventilation is used to stop the spread of a fire in a long, narrow structure?
Trench ventilation
Which type of valve used as a control valve for a sprinkler system indicates whether the valve is open or closed by the position of the center screw?
OS&Y
What is the difference between soft sleeve and hard suction hose?
Soft sleeve suction hose must be used with pressurized water sources
What is the best method for preventing mechanical damage to the fire hose when the hose vibrates near the pumper?
Chafing blocks
What is used to make the connections between male and female ends of a fire hose watertight?
Swivel gaskets
What type of valve is used in pumper discharges and gated wyes?
Ball valve
What type of valve incorporates a flat baffle that turns 90 degrees?
Butterfly valve
What is “the quantity of heat absorbed by a substance at the point at which it changes from a liquid to a vapor” known as?
The latent heat of vaporization
How many times its approximate original volume will water expand when heated to 212F (100C)?
1700 times original volume
Most master stream solid-stream devices are operated at what psi?
80 psi
What is the designed operating pressure for most combination nozzles?
100 psi
To be most effective in suppressing fuel vapors from an un-ignited fuel spill, a Class B foam blanket should be at least how thick?
At least 4 inches thick
What foam application method is described as directing the foam onto a nearby object and allowing the foam to run down and onto the fuel’s surface?
The bank down method
What is the smaller handling that should be used for interior firefighting?
1.5 inch
What degree fog pattern should firefighters use to cool hot gas layer overhead by applying short bursts of water fog onto it?
40 to 60 degree fog pattern
How many 2.5 inch hose lines would be required for setup of a master stream device to be practical?
2 hoselines
What are the most common types of aerial devices?
- Quents
- Aerial ladders
- Aerial platforms
- Water towers
What is the most common method used to control flammable liquid fires?
Application of foam
