Jones & Bartlett: Fire Department Incident Safety Officer (28 Questions) Flashcards

1
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, smoke leaving the structure has four key attributes, they are:

A) Amount, Rate, Direction, and Colour
B) Volume, Velocity, Density and Colour
C) Volume, Velocity, Direction, and Colour
D) Amount, Rate, Direction, and Intensity

A

B) Volume, Velocity, Density and Colour

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2
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, ________________ defines materials that aren’t necessarily burning but are chemically degraded by heat.

A) Incomplete combustion
B) Off-gassing
C) Off-aggregating
D) Pyrolytic decomposition

A

D) Pyrolytic decomposition

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3
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, hostile event warning signs that include: yellowish-gray smoke emitting from cracks and seams with bowing black-stained windows along with sucking and puffing from the cracks and
seams would indicate a:

A) Flashover
B) Explosive growth phase
C) Backdraft
D) Smoke explosion

A

C) Backdraft

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4
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, hostile event warning signs that include: increase in smoke speed, ghosting, laminar flow of smoke that is becoming turbulent and smoke flowing from hallways and stairways faster than a firefighter can move would indicate a:

A) Flashover
B) Flame-over
C) Backdraft
D) Smoke explosion

A

B) Flame-over

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5
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, hostile event warning signs that include: smoke that is being trapped in a separate space above the fire, signs of growing fire and signs of smoke starting to pressurize would indicate a:

A) Flashover
B) Flame-over
C) Backdraft
D) Smoke explosion

A

D) Smoke explosion

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6
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, hostile event warning signs that include: dense smoke that appears to have totally filled a building (floor to ceiling), smoke that rapidly speeds up when an exterior door is opened, and exhaust flow paths that intermittently puff or try to suck air would indicate:

A) Flashover
B) Explosive growth phase
C) Backdraft
D) Smoke explosion

A

B) Explosive growth phase

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7
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, hostile warning event signs that include: turbulent smoke flow that has filled a compartment, vent-point ignition and a rapid change in smoke volume and velocity (getting worse in seconds)
would indicate a:

A) Flashover
B) Explosive growth phase
C) Backdraft
D) Smoke explosion

A

A) Flashover

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8
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, ____________ occurs when smoke reaches sustaining temperatures that are above the fire point of prevalent gases. The gases can suddenly ignite when touched by an additional spark or flame. Fire spread changes from flame contact across content surfaces to fire spread through the smoke. This hostile event is known as a:

A) Flashover
B) Backdraft
C) Flame-over
D) Smoke explosion

A

C) Flame-over

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9
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, ___________ occurs when oxygen is introduced into a closed, pressurized space where fire products are above their ignition temperature. This hostile event is known as a:

A) Flashover
B) Backdraft
C) Flame-over
D) Smoke explosion

A

B) Backdraft

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10
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, ____________ occurs when a spark or flame is introduced into trapped smoke that is below its ignition temperature but above its flashpoint. This hostile event is known as a:

A) Explosive growth phase
B) Backdraft
C) Flame-over
D) Smoke explosion

A

A) Explosive growth phase

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11
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, _____________ occurs when air is introduced to a ventilation-limited fire. It can include smoke flame-over in flow paths and flashover of individual rooms that are heat saturated. This hostile event is known as:

A) Explosive growth phase
B) Backdraft
C) Flame-over
D) Smoke explosion

A

A) Explosive growth phase

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12
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, occurs when radiant heat reflected within a room or space. All surfaces reach their ignition temperature at virtually the same time due to rapid heat buildup in the space. This
hostile event is known as:

A) Flashover
B) Explosive growth phase
C) Backdraft
D) Flame-over

A

A) Flashover

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13
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, which of the following about smoke characteristics is incorrect?

A) The thicker the smoke, the more explosive it is
B) Faster smoke is further from the seat of the fire
C) Fire that emits very little visible smoke is hot, well ventilated and clean-burning
D) Black smoke indicates hot smoke, regardless of material involved

A

C) Fire that emits very little visible smoke is hot, well ventilated and clean-burning

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14
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, which of the following about smoke characteristics is incorrect?

A) Thick black smoke in a compartment reduces the chance of life sustainability
B) Smoke can either be turbulent or laminar
C) Smoke cannot be used to help find the location of the fire in a building
D) Smoke follows the path of least resistance

A

C) Smoke cannot be used to help find the location of the fire in a building

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15
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, you are onscene and notice brown smoke emanating from the structure. What does this indicate to you?

A) Early heating or ‘filtered’ smoke
B) Warning sign of impending collapse in lightweight wood buildings
C) Warning sign of impending Backdraft
D) A proper air mixture has been achieved for a smoke explosion

A

B) Warning sign of impending collapse in lightweight wood buildings

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16
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, low-volume white smoke from more than one location of a large building would indicate:

A) Sulfur compounds, a warning sign of impending backdraft
B) Working fire deep within
C) Warning sign of impending flashover
D) Flame-pushed smoke, fire nearby that is well ventilated

A

B) Working fire deep within

17
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, thin, black, fast smoke would indicate:

A) Warning sign of impending flashover
B) Heat-pushed smoke that has traveled a distance or has had the
carbon/hydrocarbon filtered
C) Flame-pushed smoke; fire nearby that is well ventilated
D) Unfinished wood reaching late heating

A

D) Unfinished wood reaching late heating

18
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, you are onscene and notice brown smoke emanating from the structure. What does this indicate to you?

A) A proper air mixture has been achieved for a smoke explosion
B) Early heating or ‘filtered’ smoke
C) Warning sign of impending backdraft
D) Usually a sign that a contents fire is transitioning into a structure fire

A

D) Usually a sign that a contents fire is transitioning into a structure fire

19
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, dirty white smoke with velocity would indicate:

A) Warning sign of impending flashover
B) Heat-pushed smoke that has traveled a distance or has had the
carbon/hydrocarbon filtered
C) Flame-pushed smoke; fire nearby that is well ventilated
D) Unfinished wood reaching late heating

A

B) Heat-pushed smoke that has traveled a distance or has had the
carbon/hydrocarbon filtered

20
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, which of the following about smoke characteristics is incorrect?

A) Smoke that is getting faster (and turbulent), thicker, and darker is a sign that things are getting worse
B) No firefighters should be in black fire; they should immediately cool and withdraw
C) Colour can be filtered by distance or resistance, so rely on velocity for the true heat story
D) Turbulent smoke that fills a compartment is a warning sign of a smoke explosion

A

D) Turbulent smoke that fills a compartment is a warning sign of a smoke explosion

21
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, Type I building types are known as:

A) Ordinary
B) Noncombustible
C) Fire Resistive
D) Wood frame

A

C) Fire Resistive

22
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, Type III building types are known as:

A) Ordinary
B) Noncombustible
C) Fire Resistive
D) Wood frame

A

A) Ordinary

23
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, Type II building types are known as:

A) Ordinary
B) Noncombustible
C) Fire Resistive
D) Wood frame

A

B) Noncombustible

24
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, Type V building types are known as:

A) Ordinary
B) Noncombustible
C) Fire Resistive
D) Wood frame

A

D) Wood frame

25
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, determining whether a fire is a ‘contents’ or ‘structure’ fire is imperative. Which of the following fires would not be considered a content fire that could become ‘structural’?

A) A content fire in unfinished basement
B) Fire in concealed spaces
C) A mattress fire in a bedroom
D) Attic fire

A

C) A mattress fire in a bedroom

26
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, what truism is incorrect when determining evaluating time before a structure will collapse?

A) Age deterioration or the lack of care and maintenance will not influence collapse
B) The lighter the structural elements, or heavier the imposed load, the faster the structure comes down
C) Brown or dark smoke coming from lightweight engineered wood products means that time is up
D) Wet (cooled) steel buys time

A

A) Age deterioration or the lack of care and maintenance will not influence collapse

27
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, which of the following is not a sign or indicator of potential collapse?

A) Bulges and bowing of walls, sagging floors and roofs
B) Significant kitchen fire with no extension
C) Large volumes of fire impinging on structural components
D) Deterioration and cracks of mortar joints and masonry

A

B) Significant kitchen fire with no extension

28
Q

According to Jones & Bartlett’s Fire Department Incident Safety Officer, when establishing a collapse zone, the rule is to create a zone that is ____ to _____ times the height of the structure.

A) 1 to 2 times the height of the structure
B) 1.5 to 2 times the height of the structure
C) 1.5 to 3 times the height of the structure
D) 2 to 3 times the height of the structure

A

C) 1.5 to 3 times the height of the structure