{"id":117348,"date":"2023-08-28T13:45:13","date_gmt":"2023-08-28T13:45:13","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=117348"},"modified":"2023-08-28T13:45:19","modified_gmt":"2023-08-28T13:45:19","slug":"nafi-cfei-exam-questions-2023-package","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2023\/08\/28\/nafi-cfei-exam-questions-2023-package\/","title":{"rendered":"NAFI CFEI Exam Questions 2023 Package"},"content":{"rendered":"\n

NAFI Exam Questions and Answers Latest Update 2023
(100% Verified Answers) Assured Success (87Qs)
The basic methodology of the fire investigation should rely on the use of a
__________<\/em><\/strong><\/em><\/strong> and attention to all relevant details.
a. systematic approach
b. approximation approach
c. methodology approach
d. general approach – correct answers \u2705a. systematic approach
With few exceptions, the proper methodology for a fire or explosion
investigation is to first _________<\/em><\/strong><\/em><\/strong> then investigate the cause,
circumstances, conditions, or agencies that brought the ignition source, fuel,
and oxidant together.
a. determines responsibility.
b. determines and establish origin(s)
c. determines if it is a criminal action.
d. all the above – correct answers \u2705b. determine and establish origin(s)<\/p>\n\n\n\n

NAFI Exam Questions and Answers Latest Update 2023
(100% Verified Answers) Assured Success (87Qs)
The process of determining the origin, cause, development, and
responsibility as well as the failure analysis of a fire or explosion is the
definition of _____________<\/em><\/strong><\/em><\/strong>.
a. fire investigation
b. fire scene reconstruction
c. fire evaluation
d. fire analysis – correct answers \u2705d. fire analysis
The process of determining the origin, cause, and responsibility for a fire or
explosion is _______________<\/em><\/strong><\/em><\/strong>.
a. fire analysis
b. fire investigation
c. fire scene survey
d. fire evaluation – correct answers \u2705b. fire investigation
The _________<\/em><\/strong><\/em><\/strong> is the systematic pursite of knowledge
involving the recognition and formulation of a problem, the collection of<\/p>\n\n\n\n

NAFI Exam Questions and Answers Latest Update 2023
(100% Verified Answers) Assured Success (87Qs)
data through observation and experiment, and the formulation and testing
of a hypothesis.
a. scientific method
b. scientific examination
c. scientific survey
d. scientific theory – correct answers \u2705a. scientific method
________<\/em><\/strong><\/em><\/strong> are the visible or measurable physical effects that
remain after a fire. These include thermal effects on materials, such as
charring, oxidation, consumption of combustibles, smoke and soot deposits,
distortion, melting, color changes, changes in character of materials,
structural collapse, and other effects.
a. Fire arrows
b. Fire pointers
c. Fire patterns
d. Flammable patterns – correct answers \u2705c. Fire patterns<\/p>\n\n\n\n

NAFI Exam Questions and Answers Latest Update 2023
(100% Verified Answers) Assured Success (87Qs)
Distortion, breakage, deterioration, or other fault in an item, component,
system, assembly, or structure that results in unsatisfactory performance of
the function for which it was designed is called ____<\/em><\/strong><\/em><\/strong>.
a. broken.
b. distorted.
c. failure
d. faulty – correct answers \u2705c. failure
Vehicle fire inspections may present many other situations that pose safety
hazards to the investigator. These can include:
a. fuel leaks
b. expelled lubricants
c. electrical energy stored in the battery.
d. all of the above – correct answers \u2705d. all of the above<\/p>\n\n\n\n

NAFI CFEI Exam Questions and Answers Latest Update
2023 (100% Verified Answers)
Probable cause is not needed to obtain an administrative search warrant.
a.True
b.False – correct answers \u2705true
Heat transfer to another body or within a body by direct contact is called:
a.Conduction.
b.Convection.
c.Radiation.
d.Pyrolysis. – correct answers \u2705conduction
Fuses and circuit breakers provide protection against electrical short circuits,
ground\/earth faults,and load currents that might be damaging (i.e.
overloads) to the building electrical system.Properly functioning circuit
protection may allow the elimination of the buildings wiring system as a
potential cause of the fire.
a.True
b.False – correct answers \u2705true
In pre-flashover conditions the primary heat transfer mechanism for fire
spread through a
compartment is radiation.
a.True
b.False – correct answers \u2705false<\/p>\n\n\n\n

NAFI CFEI Exam Questions and Answers Latest Update
2023 (100% Verified Answers)
In a compartment, flashover occurs because convective heat energy raises
combustible to their auto-ignition temperature.
a.True
b.False – correct answers \u2705false
Combustion may continue with available oxygen concentrations lower than 1
percent.
a.True
b.False – correct answers \u2705true
The way structures react in a fire often influence how the fire grows and
spreads as well as how theymaintain their structural integrity during the fire.
Therefore, the fire investigator should considerthe type of structure and
method of construction when completing the analysis of fire growth and
spread as a part of their fire investigation.
a.True
b.False – correct answers \u2705true
Materials which have been properly treated with flame-retardants will not
undergo pyrolysis andfor this reason will not ignite.
a.True
b.False – correct answers \u2705false
Data that is based on observation or experience and can be verified is called:
a.Anecdotal data<\/p>\n\n\n\n

CFEI Study Guide Exam (Latest Update 2023)
Evidence – Demonstrative – correct answers \u2705Tangible items; see, touch,
smell, hear.
Evidence – Documentary – correct answers \u2705Written form; business records,
banking, calendars, phone records, fire reports, etc\u2026
Evidence – Testimonial – correct answers \u2705Competent live witness speaking
under oath; two types; fact and expert
Evidence – illustrative – correct answers \u2705Photos, sketches, maps, diagrams.
Modes are frequently used at trial.
Evidence – illustravtive – correct answers \u2705Photos and Videos; what, why,
how, when
Evidence collection – correct answers \u2705Document in place, document the
collection, use proper container, (flag, bag, & tag)
Evidence – collection – correct answers \u2705Fuel gas powered tools outside the
perimeter. Find out where tools were refuels.<\/p>\n\n\n\n

CFEI Study Guide Exam (Latest Update 2023)
Heat transfer – correct answers \u2705Conduction, convection, radiation
Interviews – correct answers \u2705Purpose of the interview; prepare for the
interview, document the interview
Vehicle Fires – correct answers \u2705Sparks from an aluminum wheel are not a
competent ignition source.
Vehicle Fires – correct answers \u2705The most common source of an open
flame in a vehicle is an exhaust system backfire out of a carburetor.
Vehicle Fires – correct answers \u2705Carburetor backfire leaves a distinct
pattern on the hood.
Vehicle Fires – correct answers \u2705Two basic fuel systems: vacuum\/low
pressure carbureted system, and high-pressure, fuel injected system.
Vehicle Fires – correct answers \u2705Loose battery connections; not overcurrent protected; loose connections can result in intermittent arcing.<\/p>\n\n\n\n

CFEI Study Guide Exam (Latest Update 2023)
Vehicle Fires – correct answers \u2705Power steering fluid: Flashpoint 347-356F, autoignition 680-720<\/em>F.
Vehicle Fires – correct answers \u2705Automatic Transmission Fluid: Flashpoint
302-536F, autoignition 626-716<\/em>F.
Vehicle Fires – correct answers \u2705Overcharging a battery does not cause it to
explode.
Explosions – correct answers \u2705Low order damage: characterized by walls
bulge out or laid down, virtually intact, next to the structure. roofs slightly
left.
Explosions – correct answers \u2705High order damage: shattering of the
structure, producing small debris pieces.
Explosions – correct answers \u2705Post blast effects: burned debris away-fire
preceded, unburned the debris away-no fire.<\/p>\n\n\n\n

CFEI Study Guide Exam (Latest Update 2023)
Explosions – correct answers \u2705Dust explosions: most often occur in
confined areas of relatively wide dispersal.
Explosions – correct answers \u2705Search 1.5 times further than the farthest
piece of debris.
Fire effects\/ fire patterns – correct answers \u2705Char shrinks as it forms. More
reliable for evaluating fire spread, deduce the direction based on depth,
large shiny blisters (alligatoring) is not evidence of the use of an accelerant.
Fire effects\/fire patterns – correct answers \u2705Spalling: loss of surface
material due to cracking, breaking, chipping, breakdown in surface tensile
strength, moisture present in the concrete, may appear lighter in color.
Fire effects\/fire patterns – correct answers \u2705Crazed glass: caused by rapid
cooling.
Fire effects\/fire patterns – correct answers \u2705Light bulbs 25W or more “pull”
(gases expand and bubble out); 25W or less contain a vacuum and can pull
in.<\/p>\n","protected":false},"excerpt":{"rendered":"

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