-
Which method of heat transfer is the main reason for ventilation requirements in fire department operations?
Convection
-
How many inches will a 100-foot section of steel beam expand when heated to 1,000 degrees Fahrenheit?
9 inches
-
Which may cause a rollover at the top of a structure because of the hot products of combustion igniting materials at that level?
Convection
-
Which work in conjunction to cause flashover?
Convection and radiation
-
Which action can eliminate or stop conduction without the firefighter even being aware?
Water application
-
Which type of priorities are life safety, extinguishment and property conservation?
Tactical
-
What is the greatest cause of exposure fires once the fire has grown to considerable size?
Radiation
-
What is the basis on which engine company operations are carried out?
Size up
-
Which is an NFPA standard designed to provide fire departments with an objective method of measuring performance for initial fire suppression and rescue procedures?
1410
-
When which two methods of heat transfer combine is the most severe area of exposure created?
Convection and radiation
-
What is the minimum number of feet of fire hose that NFPA requires be carried on the pumper fire apparatus?
400
-
What is the minimum gpm flow that NFPA 1901 recommends for a master stream appliance?
1,000
-
How many different areas as a minimum does NFPA require be available to store 1 1/2-inch or larger preconnected hose lines?
2
-
Which NFPA standard covers the standard on water supplies for suburban and rural fire fighting?
1142
-
What is the minimum number of feet of 2 1/2-inch or larger hose line required by NFPA?
800
-
Which NFPA standard defines requirements for new automotive fire apparatus?
1901
-
What type of nozzle should be used to allow a 1 1/2-inch line to be connected to the 2 1/2-inch line?
Leader line
-
How many cubic feet of storage space as a minimum does NFPA require for 2 1/2-inch or larger fire hose on the engine?
30
-
What should be the minimum gallons per minute of the pump on the engine itself?
750
-
What is the designated flow from a spray nozzle usually rated?
100-psi nozzle pressure
-
What is the minimum size of the supply hose?
3 1/2-inch
-
Which size hose line is recommended for fires that cannot be controlled by the smaller attack lines?
2 1/2-inch
-
What is the NFPA minimum requirement for soft-suction hose line?
15 feet
-
Which type of nozzle should be attached to the 2 1/2-inch preconnected hose line due to the reduced nozzle pressure and lower nozzle reaction?
Solid-stream
-
Which type of lay is the only one with the advantage of the pumper being away from the fire building?
Reverse lay using a charged supply line
-
What is the minimum number of gallons of water that the water tank on the engine should be able to carry?
1,000
-
At what wind speed will a straight tip begin to be needed for penetration?
30 mph
-
Where should the nozzle of the 1 1/2-inch hose line be located when separate hose beds are provided?
Top
-
How many of what size hard sleeve should pumpers carry as a minimum?
Two 10-foot sections
-
Where is the soft-suction hose normally connected?
Front intake
-
What does the first pumper work from when using the direct-to-fire-no line-laid approach?
Water tank
-
How many combination spray nozzles with a 200 gpm minimum are required on the pumper apparatus by the NFPA?
1
-
Which hose lay is popular when the second arriving company is close behind the first?
Forward lay using an uncharged supply line
-
How many separate supply lines can be laid from the divided hose bed?
2
-
Which is considered to be the most desirable hose lay for the one-piece engine company?
Forward lay using a charged supply lin
-
What should be the maximum length of preconnected hose lines of 1 1/2- or 1 3/4-inch?
250 feet
-
What length straight ladder with roof hooks is required by the NFPA?
12 or 14 feet
-
How many double male and double female 2 1/2-inch adapters with National Standard Thread are required by the NFPA?
1
-
What is the hydrant assist valve also known as?
Four-way valve
-
What size extension ladder should the pumper be equipped with when no ladder trucks are in service?
35-foot
-
What is characteristic of the standard fire department stream?
250 gpm at 45 psi
-
How many companies are required to provide one pumper with a water supply when using the forward lay using an uncharged supply line?
2
-
How many ball valves need to be placed on a hydrant to allow an additional supply line to be laid without shutting down the hydrant?
2
-
What length sections of hose line should be used to supply the master stream appliance when it is not preconnected?
15 to 25 feet
-
What is the most widely used size attack line within the fire service?
1 3/4-inch
-
Which size nozzle tip is generally used on the 2 1/2-inch hose to produce the standard fire department stream?
1 1/8-inch
-
Which is the more popular size of soft-suction hose line being used today?
4 and 5 inches
-
Approximately how many times more water is the 4-inch LDH able to move than the 2 1/2-inch hose line?
3.5 times
-
How many sides of the building are officers allowed to see when the first due company places its apparatus properly?
3
-
Where should the first arriving engine place itself at a set-back building?
Close to the front of the building
-
Where should the first arriving pumper position in relation to the fire building?
Just past
-
Where should the engine company position itself in the front when the ladder company is approaching from the same direction at an attached building?
Just past the building
-
Where should the engine position itself when the alley to the rear of the fire building is narrow?
On the street
-
Where should the main body of fire in the rear of the mercantile store be attacked from?
Front or unburned
-
What letter designation is generally given to the rear of the building?
C
-
Optimally how many sides of the building should be laddered to allow for means of access and egress?
4
-
How should the pumper be positioned to the front at a warehouse fire building?
So entrances can be used to fight the fire
-
What is considered the ultimate goal of preincident planning?
To know the problems involved in every potential fire building in a company's response area for each specific building
-
What is the first and most basic step in coverage?
Positioning of the apparatus
-
Which engine company should proceed up the alley from the cross street to access the rear of the attached building?
Second arriving
-
What is most often used for venting or fire attack in a standard shopping center?
Windows
-
Which coverage areas are most important with the fire in a garden apartment?
Front and rear
-
Which should be covered by the engine company before advancing hose lines from the sides?
Interior stairwells
-
Where is the first arriving engine company usually positioned at the central corridor construction building?
Front
-
What is the last part of the building that the first arriving company will be able to observe when positioned correctly and traveling from North to South?
South side
-
Where is the first due company usually assigned?
Front of the building
-
Where do most businesses front in a shopping mall?
Central court
-
Which NFPA standard was developed with the primary purpose to aid in the development of a preincident plan?
1620
-
Which coverage is vital in general in the mercantile area?
Rear
-
What is the height limit generally placed upon garden style apartments?
3 to 4 stories
-
Which will indicate where fire fighters should begin their search and rescue and fire attack efforts?
Size-up
-
What should be done first when there are victims preparing to jump from windows upon arrival?
Affect the rescue
-
What should be done after a room that the fire has entered have been searched during the primary search?
Close the door
-
What is as essential to the primary search and rescue effort as it is to fire extinguishment?
Water
-
What size line should fire crews be prepared to use when fighting fires at a fire resistive building?
2 1/2-inch
-
Which is an easy and effective way to mark a room as being searched during the primary search effort?
Put a piece of furniture in the doorway
-
What should be done if the area above the fire is not tenable for searching?
Begin ventilation
-
When does preparation for a rescue begin?
Before the alarm is received
-
What size stream would be more effective in protecting occupants trapped inside a building where the fire has gained considerable headway?
2 1/2-inch
-
What is the main objective always when it comes to water supply?
Obtaining maximum utilization with minimum personnel
-
Which is used to increase the velocity of a larger volume of water that is flowing by gravity through a given size dump valve?
Jet assist
-
What is the minimum number of valved intakes that must be provided on the pumper that can be controlled from the pump operator's position?
1
-
What is the most often used length of soft suction hose when a pumper is working directly from a hydrant?
10 to 20 feet
-
At what pressure should the pumper at a hydrant initially begin pumping to a unit at the fire?
100 psi
-
Approximately how many 2 1/2-inch hose lines is a 5-inch hose line equivalent to?
6
-
What may be needed to move water from a distant static source to the fire ground?
Pumper relay
-
What is the maximum gpm that the 2 1/2-inch supply line should be used to deliver?
350
-
What are the only limitation to the distance water can be relayed?
Amount of pumpers and supply hose
-
How many supply lines should be laid initially if an LDH is not being used for the initial supply line?
2
-
Which lay distance may NOT require relaying operations to counteract the effect of friction loss and elevation pressures?
900 feet
-
At what pressure must the pumping system be capable of delivering one hundred percent of its rated capacity?
150 psi
-
How many gallons of water do mobile water supply apparatus generally carry?
1,000 to 3,500
-
What is the minimum gpm of the permanently mounted fire pump on a pumper?
750
-
How many more equal parts can be supplied when there is a 10% drop from the static pressure to the residual pressure once an attack line is charged?
Two
-
What is the absolute minimum residual pressure that should ever be allowed by the pump operator?
10 psi
-
What is the maximum setting that should be used for the pressure relief device when using an LDH to supply attack lines?
200 psi
-
Which is a limiting factor for the operation of the pumper?
Residual pressure
-
In what order should supply lines be charged when relaying water?
From the source to the fire
-
What is the maximum level above its rated peak speed that the pump should be operated?
80%
-
What is the minimum size discharge outlet needed on the pumper to discharge the rated capacity of the pump?
2 1/2-inch
-
What is the minimum residual pressure that the pump operator should maintain?
20 to 25 psi
-
Which is the pressure of the hydrant water at rest?
Static pressure
-
At what pressure should all pumpers in the relay line beset to pump to the pumper at the fire at the start of the operation?
150 psi
-
Up to what operating pressure is the attack hose designed to be used up to as a minimum?
275 psi
-
How many fire fighters are needed to handle the 1 3/4-inch hose line?
1
-
Which of the following has the greatest volume and reach and can flow 250 to 300 gpm?
2 1/2-inch solid stream
-
Which type of stream is NOT generally used to launch an indirect attack on the fire?
Wide fog
-
Where should ventilation take place when encountering a smoldering fire?
High point on the building
-
What is the most common type of fire encountered by responding fire fighters?
Free-burning
-
What size section of hose must be allotted for each floor when advancing up a stairway?
50-foot
-
What is the maximum angle setting that should be used with the fog nozzle when it is being used to push products of combustion to a better vented area?
30 degree
-
What does the choice of initial attack lines and nozzles depend upon?
Purpose of the attack
-
What pressure is the constant pressure spray nozzle designed to maintain at the tip regardless of the flow?
100 psi
-
Which size hose is it recommended be eliminated from structural firefighting?
1 1/2-inch
-
What is the main fuel of the smoldering fire?
Carbon monoxide gas
-
How many gpm will the 1 1/2-inch attack line with a spray nozzle output with the correct pressure?
60 to 125
-
Which type of fire attack is NOT a good choice for an occupied room?
Indirect
-
What size attack line should be used on the areas above and below the fire area where fire has gained control of a good portion of the floor area?
1 3/4-inch
-
What should be used to efficiently fight a fire in abasement where ventilation is almost impossible to accomplish?
2 1/2-inch smooth bore nozzle
-
What is the missing element for a smoldering fire?
Oxygen
-
Which type of attack is used in almost all offensive attack situations?
Direct
-
What size attack line should be used in the area above a storage area fire in the modern garden apartment?
1 3/4-inch
-
What should be done when the main body of the fire is knocked down?
Shut down the stream
-
What is the sudden explosive ignition of fire gases when oxygen is introduced into a superheated space previously deprived of oxygen?
Backdraft
-
Where should the fire be knocked down from before conducting any interior operations?
Outside the building
-
What size hose line should be used for the interior attack line with 50% involvement of a commercial space?
2 1/2-inch
-
Which spray nozzle is an adjustable-pattern spray nozzle in which the rated discharge is delivered at a designed nozzle pressure and nozzle setting?
Basic
-
Up to how many gpm do most 2 1/2-inch spray nozzles deliver?
250
-
What is the minimum number of personnel that should be assigned as the rapid intervention crew?
4
-
What size backup line should be used when two 1 3/4-inch attack lines are in place?
2 1/2-inch
-
What should be done with the initial attack lines if the backup lines are needed?
Shut them down
-
What can be used to perform extinguishment and overhaul operations when the backup lines have gained control of the fire?
Initial attack lines
-
Who should be responsible for establishing the backups when a master stream appliance is needed?
Incoming engine companies
-
What size backup line should always be used when a 2 1/2-inch attack line is in place?
2 1/2-inch
-
What are the engine company's first line of defense?
Backup lines
-
What is the key to full exposure protection?
Adequate number of fire fighters
-
What weather factor is considered the worst in terms of exposure fires?
Wind
-
Which location is it best to attack a basement fire in a residence with basement doors to the outside and windows along the rear side?
Outside doors
-
Which factor affecting the severity of an exterior exposure problem does the firefighter have control over?
Intensity and size of the fire
-
Which side of the fire is considered most dangerous due to convected and radiant heat?
Leeward
-
On which side of the fire should structures be covered first when protecting the exposure?
Leeward
-
Which of the following is considered a great asset in terms of controlling an exposure fire
Unpierced fire wall
-
What can be used to prevent a large secondary fire when convection currents are present?
Police patrols of the area
-
What height should the hole be made when controlling vertical fire spread within a shaft?
Waist
-
What are the most vulnerable areas of the exposure when the buildings are close together?
Just above the fire
-
What is the minimum number of hose lines that should be directed up at the fire when controlling a fire in a vertical shaft?
1
-
Which method of transfer can result in exposure fires when there are wood shingle rooftops?
Convection
-
Which of the following floors is ventilation required when fighting a basement fire?
Basement and first floor
-
Where should offensive basement fire operations be conducted from?
Interior, unburned side of the building
-
Within what time period can roof collapse in a building with a bar joist roof?
10 minutes
-
Which of the following is NOT something that should be done if it is suspected that fire is traveling in concealed spaces?
Close up the space
-
What is exposure coverage second to on the fire ground?
Rescue
-
Where should vertical openings be opened in a basement fire to allow the heat, smoke and gases to leave the building?
Roof level
-
Which of the following provide a safer and more effective means of cooling and protecting an exposure?
Master stream
-
Which size hose line is most desirable for interior exposure protection and can be used in most situations?
1 3/4-inch
-
What size hose line will be most useful when controlling fire within a vertical shaft?
1 3/4-inch
-
Which fire location would be considered most dangerous for fire fighters and occupants within an apartment building?
Basement
-
What is the gpm range possible with an effective master stream appliance?
350 to 2,000
-
At what pressure are the most commonly used tips on the master stream appliance operated?
80 psi
-
What is the suggested maximum length of hose line between the pumper and master stream appliance to help reduce friction loss?
100 feet
-
How many gpm at 100-psi nozzle pressure at full elevation and extension must the prepiped waterway for an aerial ladder be capable of delivering?
1,000
-
At what pressure are spray nozzles designed to operate when used with a master stream appliance?
100 psi
-
Which nozzle must the permanently attached monitor be provided with?
1,000 gpm
-
Which tip can be used on the master stream appliance when there is not enough water volume to supply the common tip sizes?
1 1/4-inch
-
Where will the master stream appliance most often be located?
Outside the building
-
Which may be superior when using a master stream appliance for exposure protection?
Spray nozzle using a fog stream
-
Which would indicate to the officer that a master stream is not entering the building?
Heavy water runoff
-
What size supply line would allow for the lowest pump pressure given all other factors remain fairly constant?
4-inch
-
How many ways can a fixed master stream appliance be supplied with water?
2
-
Which type of master stream appliance is often referred to as a deck gun or monitor?
Portable appliances
-
What should the properly positioned solid stream be deflected off of to ensure its effectiveness?
Ceiling
-
Which event would signal the need to shutdown the master stream appliance due to the fire being extinguished?
White smoke is no longer visible
-
In what direction should the master stream be moved to ensure it reaches the full depth of the fire area?
Vertically
-
Where is it best to position the elevated master stream appliance for fire fighter safety?
At the corners of the building
-
When are master stream appliances primarily used?
Defensive operations
-
What is the minimum size external inlet that should be on the permanent waterway on the aerial ladder?
4 inches
-
What is the lowest angle the portable master stream appliance can be operated at before needing to manually release the locking mechanism?
35 degrees
-
What will happen to the straight stream of the master stream appliance if a great deal too much pressure is used?
Turns into a poor fog stream
-
Which is the most common and simplest types of sprinkler systems?
Wet-pipe
-
Within what distance from the standpipe siamese is it best to locate the pumper?
100 feet
-
Which size hand line can be used to perform fire attack from an adjoining building?
1-inch
-
How many floors below the fire floor as a minimum should an equipment collection area be set up?
2
-
What is the minimum diameter hose that should be used when supplying a master stream device from a standpipe system?
2 1/2-inch
-
Which NFPA standard includes the standard for the installation of hose and standpipe systems?
14
-
How many outlets are available at each landing with the exterior dry standpipe system?
1
-
What can cause injury to personnel when multiple-riser dry systems are interconnected per newer fire codes?
Time lag before water is available
-
Where is an exterior dry standpipe system usually located?
Alongside the fire escape
-
What should the fire department do if the sprinkler system cannot be placed back into service when overhaul operations are complete?
Establish a fire detail
-
Which class of standpipe system is used for fill-scale and first-aid firefighting?
Class III
-
Where should all of the equipment necessary to support the firefighting operation be brought when operating in a building with a standpipe system?
Equipment pool
-
What residual pressure must be maintained at 100 gpm at the hydraulically most remote hose connection for a class II system?
65 psi
-
Where should the hose line be connected when smoke or fire is detected on the fire floor?
In the stairway
-
Which class of standpipe system provides 2 1/2-inch hose connections at designated locations in the building for full-scale firefighting?
Class I
-
Up to how many gallons of water can a gravity tank hold?
100,000
-
Which size hose line is found to be effective on most fires in the typical building containing a standpipe system?
1 3/4-inch
-
What size hose connections are provided with the Class II standpipe system?
1 1/2-inch
-
Where should the excess hose line be placed to aid in advancing the line towards the fire?
Up the stairs
-
On which type of standpipe system does the FDC serve as the only water supply?
Manual wet
-
What is the minimum number of fire department intakes when the risers are connected?
2
-
What is the minimum area (square feet) that one sprinkler head will cover?
100
-
What size inlet do most FDCs provide for each 250 gpm of design flow rate as a rule?
2 1/2-inch
-
How many gpm must the class II system be able to deliver for 30 minutes according to the NFPA standard?
100
-
Which type of sprinkler system uses air exhausters to move water to the heads before they are activated?
Preaction
-
What is the minimum size of the standpipe which makes its water-carrying capacity great?
4-inch
-
How many fire department intakes are available for each riser when the risers are separate?
1
-
Where is fire forced most often in a fire-resistive high-rise building?
Out the windows
-
What is generally the maximum number of gallons in the pressure tank?
3,000 gallons
-
For high-rise buildings what is the minimum number of remotely located FDCs required for each zone within pumping range of the fire apparatus?
2
-
Which of the siamese intakes should the first line be connected to?
Left
-
What is the classification of standpipe systems based upon?
Intended use
-
Which location tends to have post-indicator valves for the cutoff valve of the standpipe system?
Industrial properties
-
What must be used when the fire is out of the reach of aerial devices?
Standpipe system
-
What is the minimum number of supply lines that should be connected into the intake siamese?
2
-
What assures sufficient water pressure while the pressure tank is supplying water to the standpipe system?
Air under pressure
-
Where will any fire in ceiling spaces be guided?
Wall spaces
-
What may need to be removed until a clean area is found when fire has penetrated a ceiling space on the floor below and it is suspected that it has extended into the floor above?
Flooring
-
What will the extent of the preinspection as well as the overhaul operations depend upon?
Extent of the fire
-
Who must every person entering the fire building report to before entry?
Sector officer
-
Which group is normally assigned the task of overhaul?
Ladder company
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