1|Page
IAAI CFI EXAM AND STUDY GUIDE LATEST 2025
TEST BANK| COMPLETE 350 ACTUAL EXAM
QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) ALREADY GRADED A+||
BRAND NEW!!
A chemical process of oxidation, which occurs at a rate fast enough to
produce heat and usually light in the form of either a glow or a flame. -
ANSWER - Combustion
A building design feature that aims to limit the fire to its origin. -
ANSWER - Compartmentation
Located at the origin, these should be considered individually during the
development of a cause hypothesis. - ANSWER - Competent Ignition
Source
This should be donned when dealing with hazardous chemicals. -
ANSWER - Complete PPE
An example of heat transfer, when the heating of a steel beam to an
unexposed part of a building results in a fire in that location. - ANSWER
- Conduction
Overheating on a circuit is most likely to occur at this location on a
circuit. - ANSWER - Connection Points
pg. 1
,2|Page
Consensus agreement between interested parties should be developed
prior to the commencement of WHAT? - ANSWER - Joint Investigation
A type of scene or circumstances, in which fires do NOT always destroy
all physical evidence. - ANSWER - Crime Scenes
A factor in OHM's law that can be calculated if you know resistance and
voltage. - ANSWER - Current (amperage)
The reasoning in the scientific method used to test a hypothesis. -
ANSWER - Deductive Reasoning
Type of evidence consisting of tangible items as opposed to Testimonial
Evidence or Documentary (written) Evidence. - ANSWER -
Demonstrative Evidence
A burn pattern analysis that is MORE useful for evaluating fire spread,
rather than length or intensity of burning. - ANSWER - Depth of Char
All voltages are ___________________, which means that a battery or
DC generator creates a potential difference that can force charge through
a wire. - ANSWER - Differential
The ordinary sustained burning mode in most fires. - ANSWER -
Diffusion Flame Burning
pg. 2
,3|Page
By taking these two steps, an investigator can obtain the manufacturer's
name, model & serial numbers, manufacture date, and any warnings on
an appliance, determined to be in the area of fire origin. - ANSWER -
Document and Carefully Move
What type of evidence is an investigator's report? - ANSWER -
Documentary Evidence
The standards that gas cylinders must conform to (Dept. of
Transportation) - ANSWER - DOT Standards
Types of fuses that have one element for overloads and another element
for short circuits - ANSWER - Dual Element Fuses
An explosion that most often occurs in confined areas of relatively wide
dispersal, where combustible dust can accumulate in sufficient quantity
to support a propagating reaction. - ANSWER - Dust Explosion
This analysis may be performed to determine the pre-fire condition of
the engine and to establish possible motive for the destruction of the
vehicle. - ANSWER - Engine Oil Analysis
The process of photographing an item, then collecting, tagging and
putting it in a log - ANSWER - Evidence Collection
pg. 3
, 4|Page
The importance of this fire investigative practice is no different in
wildfire investigations, compared to structural fires. - ANSWER -
Evidence Collection and Documentation
The person at a fire scene who manages various aspects of the evidence
collection process, including an evidence log and evidence bagging,
tagging, preservation and storage - ANSWER - Evidence Custodian
The justification used to enter a property in order to extinguish a fire -
ANSWER - Exigent Circumstances
A team comprised of a homicide detective, medical examiner, and fire
investigator - ANSWER - Fire Death Team
A type of analysis used to predict fire phenomena and characteristics of
the environment - ANSWER - Fire Dynamics Analysis
Observable or measurable changes in or on a material as the result of a
fire - ANSWER - Fire Effects
Once a fuel is ignited in a motor vehicle, any additional fuels contained
in the vehicle have significant effect on fire intensity. - ANSWER - Fire
Growth Rate
In a wildland fire, this fire characteristic is indicated by the degree of
damage to the wildland fuel - ANSWER - Fire Intensity
pg. 4
IAAI CFI EXAM AND STUDY GUIDE LATEST 2025
TEST BANK| COMPLETE 350 ACTUAL EXAM
QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) ALREADY GRADED A+||
BRAND NEW!!
A chemical process of oxidation, which occurs at a rate fast enough to
produce heat and usually light in the form of either a glow or a flame. -
ANSWER - Combustion
A building design feature that aims to limit the fire to its origin. -
ANSWER - Compartmentation
Located at the origin, these should be considered individually during the
development of a cause hypothesis. - ANSWER - Competent Ignition
Source
This should be donned when dealing with hazardous chemicals. -
ANSWER - Complete PPE
An example of heat transfer, when the heating of a steel beam to an
unexposed part of a building results in a fire in that location. - ANSWER
- Conduction
Overheating on a circuit is most likely to occur at this location on a
circuit. - ANSWER - Connection Points
pg. 1
,2|Page
Consensus agreement between interested parties should be developed
prior to the commencement of WHAT? - ANSWER - Joint Investigation
A type of scene or circumstances, in which fires do NOT always destroy
all physical evidence. - ANSWER - Crime Scenes
A factor in OHM's law that can be calculated if you know resistance and
voltage. - ANSWER - Current (amperage)
The reasoning in the scientific method used to test a hypothesis. -
ANSWER - Deductive Reasoning
Type of evidence consisting of tangible items as opposed to Testimonial
Evidence or Documentary (written) Evidence. - ANSWER -
Demonstrative Evidence
A burn pattern analysis that is MORE useful for evaluating fire spread,
rather than length or intensity of burning. - ANSWER - Depth of Char
All voltages are ___________________, which means that a battery or
DC generator creates a potential difference that can force charge through
a wire. - ANSWER - Differential
The ordinary sustained burning mode in most fires. - ANSWER -
Diffusion Flame Burning
pg. 2
,3|Page
By taking these two steps, an investigator can obtain the manufacturer's
name, model & serial numbers, manufacture date, and any warnings on
an appliance, determined to be in the area of fire origin. - ANSWER -
Document and Carefully Move
What type of evidence is an investigator's report? - ANSWER -
Documentary Evidence
The standards that gas cylinders must conform to (Dept. of
Transportation) - ANSWER - DOT Standards
Types of fuses that have one element for overloads and another element
for short circuits - ANSWER - Dual Element Fuses
An explosion that most often occurs in confined areas of relatively wide
dispersal, where combustible dust can accumulate in sufficient quantity
to support a propagating reaction. - ANSWER - Dust Explosion
This analysis may be performed to determine the pre-fire condition of
the engine and to establish possible motive for the destruction of the
vehicle. - ANSWER - Engine Oil Analysis
The process of photographing an item, then collecting, tagging and
putting it in a log - ANSWER - Evidence Collection
pg. 3
, 4|Page
The importance of this fire investigative practice is no different in
wildfire investigations, compared to structural fires. - ANSWER -
Evidence Collection and Documentation
The person at a fire scene who manages various aspects of the evidence
collection process, including an evidence log and evidence bagging,
tagging, preservation and storage - ANSWER - Evidence Custodian
The justification used to enter a property in order to extinguish a fire -
ANSWER - Exigent Circumstances
A team comprised of a homicide detective, medical examiner, and fire
investigator - ANSWER - Fire Death Team
A type of analysis used to predict fire phenomena and characteristics of
the environment - ANSWER - Fire Dynamics Analysis
Observable or measurable changes in or on a material as the result of a
fire - ANSWER - Fire Effects
Once a fuel is ignited in a motor vehicle, any additional fuels contained
in the vehicle have significant effect on fire intensity. - ANSWER - Fire
Growth Rate
In a wildland fire, this fire characteristic is indicated by the degree of
damage to the wildland fuel - ANSWER - Fire Intensity
pg. 4
