Fire Investigator - master for
TCFP test Questions and
Answers 100% PASS
Is NFPA 921 a guide or a standard?—ANSWER-It is the Guide for Fire and Explosion
Investigations
What are the six steps of the scientific method?—ANSWER-Recognize the need
Define the problem
Collect the data
Analyze the data
Develop a hypothesis
Test the hypothesis
What step of the scientific method is inductive reasoning?—ANSWER-Analyze the data
What step of the scientific method is deductive reasoning?—ANSWER-Test the hypothesis
What are the four parts of the fire tetrahedron?—ANSWER-Fuel (reducing agent)
Heat
Oxidizing agent
, Uninhibited chemical chain reaction
What kind of reaction absorbs energy, an endothermic or an exothermic reaction?—
ANSWER-Endothermic
What is heat transfer by direct contact called?—ANSWER-Conduction
What is heat transfer by gas flow / air movement called?—ANSWER-Convection
What is heat transfer by microwave energy called?—ANSWER-Radiation
What is a fuel controlled fire?—ANSWER-A fire that is limited by the amount of
combustibles.
What is a ventilation controlled fire?—ANSWER-A fire that is limited by the amount of
oxygen.
What are the stages of fire growth?—ANSWER-Ignition
Growth
Flashover
Fully Developed
Decay
What is a flashover?—ANSWER-The transition phase from growth to fully developed, where
all surfaces reach ignition temperature almost simultaneously.
What is ignition of the underside of the hot gas layer called?—ANSWER-Flameover or
rollover
What factors influence flashover conditions?—ANSWER-Size of the compartment
© 2026 Copyright. All Rights Reserved. This document is
protected by copyright law, Copyrighted By Brittie Donald
TCFP test Questions and
Answers 100% PASS
Is NFPA 921 a guide or a standard?—ANSWER-It is the Guide for Fire and Explosion
Investigations
What are the six steps of the scientific method?—ANSWER-Recognize the need
Define the problem
Collect the data
Analyze the data
Develop a hypothesis
Test the hypothesis
What step of the scientific method is inductive reasoning?—ANSWER-Analyze the data
What step of the scientific method is deductive reasoning?—ANSWER-Test the hypothesis
What are the four parts of the fire tetrahedron?—ANSWER-Fuel (reducing agent)
Heat
Oxidizing agent
, Uninhibited chemical chain reaction
What kind of reaction absorbs energy, an endothermic or an exothermic reaction?—
ANSWER-Endothermic
What is heat transfer by direct contact called?—ANSWER-Conduction
What is heat transfer by gas flow / air movement called?—ANSWER-Convection
What is heat transfer by microwave energy called?—ANSWER-Radiation
What is a fuel controlled fire?—ANSWER-A fire that is limited by the amount of
combustibles.
What is a ventilation controlled fire?—ANSWER-A fire that is limited by the amount of
oxygen.
What are the stages of fire growth?—ANSWER-Ignition
Growth
Flashover
Fully Developed
Decay
What is a flashover?—ANSWER-The transition phase from growth to fully developed, where
all surfaces reach ignition temperature almost simultaneously.
What is ignition of the underside of the hot gas layer called?—ANSWER-Flameover or
rollover
What factors influence flashover conditions?—ANSWER-Size of the compartment
© 2026 Copyright. All Rights Reserved. This document is
protected by copyright law, Copyrighted By Brittie Donald
