IAAIl CFIl Examl (Latestl 2025/l 2026l
Update)l |l Questionsl &l Answers|l Gradel
A|l 100%l Correctl (Verifiedl Solutions)
Q:l Anl investigatorl canl closelyl examinel thisl componentl ofl al cordl tol determinel ifl itl
wasl pluggedl intol al receptacle
Answer:
Brassl Prongsl (malel ends)
Q:l Thel chemicall andl physicall changesl thatl occurl inl gypsuml wallboardl surfacesl
duringl al fire
Answer:
Calcination
Q:l Al narcoticl gasl thatl onel mightl bel exposedl tol inl thel fire
Answer:
Carbonl Monoxide
Q:l Thel levelsl ofl thisl toxinl dissipatel overl timel afterl removall froml thel firel
environment.
Answer:
Carbonl Monoxide
Q:l Thisl toxicl conditionl doesl NOTl causel al cherry-pinkl colorationl tol thel skinl ofl thel
firel victiml andl isl NOTl visiblel onl alll skinl types
Answer:
Carbonl Monoxidel Poisoning
,Q:l Thisl occurrencel isl thel mostl commonl open-flamel ignitionl sourcel inl non-fuell
injectedl vehicles
Answer:
Carburetorl Backfire
Q:l Whenl thel firel plumel reachesl thel ceilingl ofl al rooml andl movesl laterallyl alongl thel
ceiling
Answer:
Ceilingl jet
Q:l Anl iteml inl thel homel thatl burnsl atl al peakl HRRl ofl 3000-5000kW,l whichl isl hotterl
thanl al pooll ofl gasolinel orl al polyurethanel chair
Answer:
Christmasl Tree
Q:l Thisl occursl whenl intensel radiatedl heatl orl directl flamel contactsl al surfacel duringl
thel fire,l burningl awayl deposits
Answer:
Cleanl Burn
Q:l Thisl isl al firel effectl tol furniturel thatl doesl NOTl providel thel investigatorsl withl
cluesl concerningl thel typel ofl ignitionl source,l butl canl showl firel spreadl andl intensity
Answer:
Collapsedl Furniturel Springs
Q:l Al firel characteristicl thatl isl NOTl necessarilyl anl accuratel indicatorl ofl thel flamel
temperature
Answer:
Color
,Q:l Thisl featurel distinguishesl thel heat-sensitivel bulbsl ofl sprinklerl headsl froml eachl
other
Answer:
Colorl Codes
Q:l Al chemicall processl ofl oxidation,l whichl occursl atl al ratel fastl enoughl tol producel
heatl andl usuallyl lightl inl thel forml ofl eitherl al glowl orl al flame
Answer:
Combustion
Q:l Al buildingl designl featurel thatl aimsl tol limitl thel firel tol itsl origin.
Answer:
Compartmentation
Q:l Locatedl atl thel origin,l thesel shouldl bel consideredl individuallyl duringl thel
developmentl ofl al causel hypothesis
Answer:
Competentl Ignitionl Source
Q:l Thisl shouldl bel donnedl whenl dealingl withl hazardousl chemicals
Answer:
Completel PPE
Q:l Anl examplel ofl heatl transfer,l whenl thel heatingl ofl al steell beaml tol anl unexposedl
partl ofl al buildingl resultsl inl al firel inl thatl location
Answer:
Conduction
, Q:l Overheatingl onl al circuitl isl mostl likelyl tol occurl atl thisl locationl onl al circuit
Answer:
Connectionl Points
Q:l Consensusl agreementl betweenl interestedl partiesl shouldl bel developedl priorl tol thel
commencementl ofl WHAT?
Answer:
Jointl Investigation
Q:l Complicatedl patternsl inl glass
Answer:
Crazing
Q:l Al typel ofl scenel orl circumstances,l inl whichl firesl dol NOTl alwaysl destroyl alll
physicall evidence
Answer:
Crimel Scenes
Q:l Al factorl inl OHM'sl lawl thatl canl bel calculatedl ifl youl knowl resistancel andl voltage
Answer:
Currentl (amperage)
Q:l Thel reasoningl inl thel scientificl methodl usedl tol testl anl hypothesis
Answer:
Deductivel Reasoning
Update)l |l Questionsl &l Answers|l Gradel
A|l 100%l Correctl (Verifiedl Solutions)
Q:l Anl investigatorl canl closelyl examinel thisl componentl ofl al cordl tol determinel ifl itl
wasl pluggedl intol al receptacle
Answer:
Brassl Prongsl (malel ends)
Q:l Thel chemicall andl physicall changesl thatl occurl inl gypsuml wallboardl surfacesl
duringl al fire
Answer:
Calcination
Q:l Al narcoticl gasl thatl onel mightl bel exposedl tol inl thel fire
Answer:
Carbonl Monoxide
Q:l Thel levelsl ofl thisl toxinl dissipatel overl timel afterl removall froml thel firel
environment.
Answer:
Carbonl Monoxide
Q:l Thisl toxicl conditionl doesl NOTl causel al cherry-pinkl colorationl tol thel skinl ofl thel
firel victiml andl isl NOTl visiblel onl alll skinl types
Answer:
Carbonl Monoxidel Poisoning
,Q:l Thisl occurrencel isl thel mostl commonl open-flamel ignitionl sourcel inl non-fuell
injectedl vehicles
Answer:
Carburetorl Backfire
Q:l Whenl thel firel plumel reachesl thel ceilingl ofl al rooml andl movesl laterallyl alongl thel
ceiling
Answer:
Ceilingl jet
Q:l Anl iteml inl thel homel thatl burnsl atl al peakl HRRl ofl 3000-5000kW,l whichl isl hotterl
thanl al pooll ofl gasolinel orl al polyurethanel chair
Answer:
Christmasl Tree
Q:l Thisl occursl whenl intensel radiatedl heatl orl directl flamel contactsl al surfacel duringl
thel fire,l burningl awayl deposits
Answer:
Cleanl Burn
Q:l Thisl isl al firel effectl tol furniturel thatl doesl NOTl providel thel investigatorsl withl
cluesl concerningl thel typel ofl ignitionl source,l butl canl showl firel spreadl andl intensity
Answer:
Collapsedl Furniturel Springs
Q:l Al firel characteristicl thatl isl NOTl necessarilyl anl accuratel indicatorl ofl thel flamel
temperature
Answer:
Color
,Q:l Thisl featurel distinguishesl thel heat-sensitivel bulbsl ofl sprinklerl headsl froml eachl
other
Answer:
Colorl Codes
Q:l Al chemicall processl ofl oxidation,l whichl occursl atl al ratel fastl enoughl tol producel
heatl andl usuallyl lightl inl thel forml ofl eitherl al glowl orl al flame
Answer:
Combustion
Q:l Al buildingl designl featurel thatl aimsl tol limitl thel firel tol itsl origin.
Answer:
Compartmentation
Q:l Locatedl atl thel origin,l thesel shouldl bel consideredl individuallyl duringl thel
developmentl ofl al causel hypothesis
Answer:
Competentl Ignitionl Source
Q:l Thisl shouldl bel donnedl whenl dealingl withl hazardousl chemicals
Answer:
Completel PPE
Q:l Anl examplel ofl heatl transfer,l whenl thel heatingl ofl al steell beaml tol anl unexposedl
partl ofl al buildingl resultsl inl al firel inl thatl location
Answer:
Conduction
, Q:l Overheatingl onl al circuitl isl mostl likelyl tol occurl atl thisl locationl onl al circuit
Answer:
Connectionl Points
Q:l Consensusl agreementl betweenl interestedl partiesl shouldl bel developedl priorl tol thel
commencementl ofl WHAT?
Answer:
Jointl Investigation
Q:l Complicatedl patternsl inl glass
Answer:
Crazing
Q:l Al typel ofl scenel orl circumstances,l inl whichl firesl dol NOTl alwaysl destroyl alll
physicall evidence
Answer:
Crimel Scenes
Q:l Al factorl inl OHM'sl lawl thatl canl bel calculatedl ifl youl knowl resistancel andl voltage
Answer:
Currentl (amperage)
Q:l Thel reasoningl inl thel scientificl methodl usedl tol testl anl hypothesis
Answer:
Deductivel Reasoning
