Exam UPDATED QUESTIONS AND
CORRECT ANSWERS
Fire Extinguisher Class A - CORRECT ANSWER Ordinary solid Combustibles
Wood/Paper
Fire Extinguisher Class B - CORRECT ANSWER Flammable liquids
Fire Extinguisher Class C - CORRECT ANSWER Electrical
Fire Extinguisher Class D - CORRECT ANSWER Metal
Fire Extinguisher Class K - CORRECT ANSWER Cooking oils/Kitchen Fires
Auto Ignition Temperature - CORRECT ANSWER The lowest temperature at which a
fuel will ignite in air and continue to burn.
Competent Ignition Source - CORRECT ANSWER An ignition source that has
sufficient energy capable of transferring that energy to the fuel long enough to raise the fuel
to its ignition temperature
Flashover - CORRECT ANSWER A rapid transition from the growth stage to the fully
developed stage
Smoke Components - CORRECT ANSWER Unburned forms of hydrocarbon fuels
Black Fire - CORRECT ANSWER A hot, high-volume, high-velocity, turbulent, ultra-
dense black smoke that indicates an impending flashover or autoignition
,Evacuation Signal - CORRECT ANSWER Is a sequence of three blasts on apparatus
horn repeated several times or sirens sounded on high-low for 15 seconds
RIT - CORRECT ANSWER A minimum of two fully equipped personnel on site, in a
ready state, for immediate rescue of injured or trapped fire fighters.
Type 1 Construction - CORRECT ANSWER Fire Resistive (Schools, Hospitals, High
Rise)
Type 2 Construction - CORRECT ANSWER Noncombustible (Single Story
Warehouse)
Type 3 Construction - CORRECT ANSWER Ordinary (Commercial, Strip Malls,
Small Apartments )
Type 4 Construction - CORRECT ANSWER Heavy Timber
Type 5 Construction - CORRECT ANSWER Wood Frame
Direct Attack - CORRECT ANSWER Applies water in a solid stream at the base of the
fire with ventilation in progress
Indirect Attack - CORRECT ANSWER Applies water at the ceiling
Combination Attack - CORRECT ANSWER A type of attack employing both direct
and indirect attack methods to prevent flashover
What is the most effective means of fire suppression in most situations - CORRECT
ANSWER Direct Attack
, For radio communications, most fire departments use what - CORRECT
ANSWER Plain English
Time Marks are? - CORRECT ANSWER Updates provided to the communications
center every 10-20 Min
Enhanced 911 systems may be able to display information where? - CORRECT
ANSWER a call originated and even the name and address of the caller
Computer Aided Dispatch - CORRECT ANSWER -Can determine the closes firehouse
and which units are available
-Have the capability of storing information on addresses and occupants in helping to manage
response capabilities
Gusset Plate - CORRECT ANSWER -A flat plate used for joining structural elements
-is a connecting used in trusses
Spalling - CORRECT ANSWER As stem expands it creates internal pressure that can
cause sections of concrete to break.
This may cause steel reinforcement rods to weaken resulting in structural collapse
What position must be filled for every incident - CORRECT ANSWER Incident
Command
Considerations for possible building collapse - CORRECT ANSWER -Exposure to
serious fire
-Water loading
-Lightweight construction or trusses
Which stream has a greater reach and penetration power - CORRECT ANSWER Solid
Stream