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FFHB - Chapter 18

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 1. 

The space between the ceiling of the top floor and the bottom of the roof is called a(n) ____ and is often a route for major fire extension in a structure.
a.
wall void
d.
floor void
b.
roof peak
e.
eave
c.
cockloft
 

 2. 

A firefighter who is opening windows and doors in a structure to allow for smoke and heat to escape is performing ____ ventilation.
a.
positive pressure
d.
hydraulic
b.
natural
e.
negative pressure
c.
mechanical
 

 3. 

Which of the following statements is incorrect?
a.
When removing glass from a window for ventilation, the firefighter should position off to one side and crouch underneath the window level.
b.
When ventilating windows, all glass and cross members should be removed to maximize airflow.
c.
When breaking a glass window with an ax, the firefighter should use the sharp edge of the tool.
d.
A ground ladder can be used to take out glass in upper level windows.
e.
Firefighters should wear appropriate safety and personal protective equipment when breaking glass.
 

 4. 

A(n) ____ cut is a series of cuts made parallel to roof joists and opened using the joist as a hinge.
a.
triangular
d.
expandable
b.
kerf
e.
center rafter (louver)
c.
examination
 

 5. 

After opening a roof, it is often necessary to ____.
a.
open any windows in the area being ventilated
b.
horizontally ventilate the floor below the fire
c.
open the ceiling below
d.
close all exterior and interior doors within the fire building
 

 6. 

To be most effective, trench ventilation operations must be completed before ____.
a.
fire attack
c.
the fire reaches the trench
b.
the fire reaches the smoldering stage
d.
extinguishment begins
 

 7. 

Trench ventilation is sometimes referred to as ____ventilation.
a.
strip
c.
mechanical
b.
top-side
d.
horizontal
 

 8. 

The best tool to use for positive pressure ventilation is a ____.
a.
reciprocating saw
c.
power saw
b.
water stream
d.
blower
 



 
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