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Firefighter Mod A Questions and Correct
Answers/ Latest Update / Already Graded
A bowstring truss will typically be found under which type roof?
Pitched
Boxed
Curved
Flat
Ans: Curved
Joists are to conventional construction as what are for lightweight
construction?
Chord
Truss
Partition
Blocks
Ans: Truss
Which construction type is most fire resistive?
Type I
Type V
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Type A
Type D
Ans: Type I
A firefighter is flowing a nozzle at 100 gpm, what weight are they
contributing to the structure if flowing for 10 minutes?
83 lb
834 lb
8341 lb
83,431 lb
Ans: 8341 lb
When a fire in an attic creates a collapse, what phenomenon makes
this happen?
Force
Load
Gravity
Pressure
Ans: Gravity
All rights reserved © 2025/ 2026 |
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What is the weakest part of a building's construction?
Walls
Roof
Lightweight construction
Connections
Ans: Connections
What considerations should firefighters have when presented with a
building under construction?
Are fire protection features in good order or missing?
Are the connections for building materials attached completely and
correctly?
Have structural components changed, perhaps resulting in a different
type classification?
All of these are correct.
Ans: All of these are correct.
Determining which type of construction, occupancy type, and building
contents should be done when?
In the initial dispatch
During the initial size-up
All rights reserved © 2025/ 2026 |
, Page |4
While responding to the incident
During the preincident survey
Ans: During the preincident survey
Concrete may be reinforced with steel cables, what are those cables
called?
Rebar
Tendons
Spalls
Wire rope
Ans: Tendons
During a structure fire, why is a continuous size-up important?
To maintain accountability of those on scene
To identify if suppression actions are effective
To identify if structural components are involved and degrading
To check exposures for fire spread
Ans: To identify if structural components are involved and
degrading
All rights reserved © 2025/ 2026 |
Firefighter Mod A Questions and Correct
Answers/ Latest Update / Already Graded
A bowstring truss will typically be found under which type roof?
Pitched
Boxed
Curved
Flat
Ans: Curved
Joists are to conventional construction as what are for lightweight
construction?
Chord
Truss
Partition
Blocks
Ans: Truss
Which construction type is most fire resistive?
Type I
Type V
All rights reserved © 2025/ 2026 |
, Page |2
Type A
Type D
Ans: Type I
A firefighter is flowing a nozzle at 100 gpm, what weight are they
contributing to the structure if flowing for 10 minutes?
83 lb
834 lb
8341 lb
83,431 lb
Ans: 8341 lb
When a fire in an attic creates a collapse, what phenomenon makes
this happen?
Force
Load
Gravity
Pressure
Ans: Gravity
All rights reserved © 2025/ 2026 |
, Page |3
What is the weakest part of a building's construction?
Walls
Roof
Lightweight construction
Connections
Ans: Connections
What considerations should firefighters have when presented with a
building under construction?
Are fire protection features in good order or missing?
Are the connections for building materials attached completely and
correctly?
Have structural components changed, perhaps resulting in a different
type classification?
All of these are correct.
Ans: All of these are correct.
Determining which type of construction, occupancy type, and building
contents should be done when?
In the initial dispatch
During the initial size-up
All rights reserved © 2025/ 2026 |
, Page |4
While responding to the incident
During the preincident survey
Ans: During the preincident survey
Concrete may be reinforced with steel cables, what are those cables
called?
Rebar
Tendons
Spalls
Wire rope
Ans: Tendons
During a structure fire, why is a continuous size-up important?
To maintain accountability of those on scene
To identify if suppression actions are effective
To identify if structural components are involved and degrading
To check exposures for fire spread
Ans: To identify if structural components are involved and
degrading
All rights reserved © 2025/ 2026 |
