J.B learning Fire Investigator Final Exam
Study Guide Q&A 100% Solved | Rated
A+
NFPA 921 is designed to produce a(n) __________ framework to ensure an
effective fire investigation and cause analysis.
A. Encompassing
B. Hypothetical
C. Systematic
D. Purposeful - ✔✔C.
Which of the following is it considered a failure analysis tool?
A. Timelines
B.egress analysis
C.photographey
D.hydraulic analysis - ✔✔C.
The process in which something is heated, causing the material to decay and
produce fire gases, is known as: - ✔✔Pyrolysis
Which type of explosion has a combustion reaction at slower than the speed of
sound?
1|Page
©NINJANERD 2025/2026. YEAR PUBLISHED 2025.
, Select one:
A. Combustion explosion
B. Detonation
C. Chemical explosion
• D. Deflagration v
Chapter 16; Page 392; NFPA 1033: 4.2.9 - ✔✔Deflagration
The life of a fire is recorded at the scene in the form of: - ✔✔Fire patterns
Which of the following appliances is susceptible to fires caused by lint coming in
contact with the heating element?
a. Ceiling fan in a bathroom or kitchen
b. Hair dryer
c. Clothes dryer
d. Refrigerator - ✔✔Clothes dryer
Which of the following is an important part in testing the hypothesis of a
investigation? - ✔✔Identifying the first fuel ignition
Once an investigator has obtained permission from the incident commander to
enter a fire scene, the next thing the investigator should do is: - ✔✔Develop a
safety plan
2|Page
©NINJANERD 2025/2026. YEAR PUBLISHED 2025.
Study Guide Q&A 100% Solved | Rated
A+
NFPA 921 is designed to produce a(n) __________ framework to ensure an
effective fire investigation and cause analysis.
A. Encompassing
B. Hypothetical
C. Systematic
D. Purposeful - ✔✔C.
Which of the following is it considered a failure analysis tool?
A. Timelines
B.egress analysis
C.photographey
D.hydraulic analysis - ✔✔C.
The process in which something is heated, causing the material to decay and
produce fire gases, is known as: - ✔✔Pyrolysis
Which type of explosion has a combustion reaction at slower than the speed of
sound?
1|Page
©NINJANERD 2025/2026. YEAR PUBLISHED 2025.
, Select one:
A. Combustion explosion
B. Detonation
C. Chemical explosion
• D. Deflagration v
Chapter 16; Page 392; NFPA 1033: 4.2.9 - ✔✔Deflagration
The life of a fire is recorded at the scene in the form of: - ✔✔Fire patterns
Which of the following appliances is susceptible to fires caused by lint coming in
contact with the heating element?
a. Ceiling fan in a bathroom or kitchen
b. Hair dryer
c. Clothes dryer
d. Refrigerator - ✔✔Clothes dryer
Which of the following is an important part in testing the hypothesis of a
investigation? - ✔✔Identifying the first fuel ignition
Once an investigator has obtained permission from the incident commander to
enter a fire scene, the next thing the investigator should do is: - ✔✔Develop a
safety plan
2|Page
©NINJANERD 2025/2026. YEAR PUBLISHED 2025.
