TCFP TESTED QUESTIONS AND
COMPLETE SOLUTIONS
◉ When using positive pressure SCBA, a poor seal between the
face piece and the firefighter's face is:
Answer: Dangerous, because it is still possible for toxic gases to
enter the face piece
◉ All of the following are good practices when wearing self-
contained breathing apparatus, except:
-Working in pairs as a minimum
-Checking face piece seal prior to connecting the breathing tube
Turning the bypass valve on when entering the structure
-Leaving a dangerous area immediately when the alarm sounds
Answer: Turning the bypass valve on when entering the structure
◉ The bypass valve on a self-contained breathing apparatus is
used:
Answer: In emergency situations involving a malfunctioning
regulator
◉ Which of the following is considered to be a hazardous
atmosphere encountered during fires?
Answer: Oxygen deficiency
,Elevated temperatures
Smoke
ALL OF THE ABOVE
◉ Which of the following statements regarding changes in SCBA is
INCORRECT?
-The weight of standard 30 minute SCBA has been reduced
approximately 40% since 1980
-New regulation designs provide increased airflow and
redundancy
-All SCBA used or manufactured for fire department must not be
positive pressure
-Newer SCBA units have the PASS device incorporated in the unit
Answer: All SCBA used or manufactured for fire department must
not be positive pressure
◉ When tightening the straps on a SCBA face piece, the ______
straps should always be tightened first.
Answer: Lower
◉ As the oxygen supply in any given area falls below _____ percent,
unconsciousness can occur.
Answer: 9
◉ The FIRST noticeable sign of oxygen deficiency are:
, Answer: Increased respiratory rate and impaired muscular
coordination
◉ Four hazardous atmospheres that firefighters are likely to
encounter at a fire are
Answer: super-heated air, toxic gases, oxygen deficiency, and
smoke
◉ The open-circuit, positive pressure breathing apparatus
operates by:
Answer: maintaining a pressure inside the mask that is slightly
higher than atmospheric pressure.
◉ Rescue from sewers, grain silos, and similarly confined spaces
requires the use of self-contained breathing apparatus due to the
danger of:
Answer: Toxic gases and oxygen deficiency
◉ PASS devices are designed to assist rescuers attempting to?
Answer: locate trapped firefighters
◉ All breathing apparatus must be stored so that it is ready to be:
Answer: donned and used
◉ Trapped firefighters awaiting rescue will use less air if they
COMPLETE SOLUTIONS
◉ When using positive pressure SCBA, a poor seal between the
face piece and the firefighter's face is:
Answer: Dangerous, because it is still possible for toxic gases to
enter the face piece
◉ All of the following are good practices when wearing self-
contained breathing apparatus, except:
-Working in pairs as a minimum
-Checking face piece seal prior to connecting the breathing tube
Turning the bypass valve on when entering the structure
-Leaving a dangerous area immediately when the alarm sounds
Answer: Turning the bypass valve on when entering the structure
◉ The bypass valve on a self-contained breathing apparatus is
used:
Answer: In emergency situations involving a malfunctioning
regulator
◉ Which of the following is considered to be a hazardous
atmosphere encountered during fires?
Answer: Oxygen deficiency
,Elevated temperatures
Smoke
ALL OF THE ABOVE
◉ Which of the following statements regarding changes in SCBA is
INCORRECT?
-The weight of standard 30 minute SCBA has been reduced
approximately 40% since 1980
-New regulation designs provide increased airflow and
redundancy
-All SCBA used or manufactured for fire department must not be
positive pressure
-Newer SCBA units have the PASS device incorporated in the unit
Answer: All SCBA used or manufactured for fire department must
not be positive pressure
◉ When tightening the straps on a SCBA face piece, the ______
straps should always be tightened first.
Answer: Lower
◉ As the oxygen supply in any given area falls below _____ percent,
unconsciousness can occur.
Answer: 9
◉ The FIRST noticeable sign of oxygen deficiency are:
, Answer: Increased respiratory rate and impaired muscular
coordination
◉ Four hazardous atmospheres that firefighters are likely to
encounter at a fire are
Answer: super-heated air, toxic gases, oxygen deficiency, and
smoke
◉ The open-circuit, positive pressure breathing apparatus
operates by:
Answer: maintaining a pressure inside the mask that is slightly
higher than atmospheric pressure.
◉ Rescue from sewers, grain silos, and similarly confined spaces
requires the use of self-contained breathing apparatus due to the
danger of:
Answer: Toxic gases and oxygen deficiency
◉ PASS devices are designed to assist rescuers attempting to?
Answer: locate trapped firefighters
◉ All breathing apparatus must be stored so that it is ready to be:
Answer: donned and used
◉ Trapped firefighters awaiting rescue will use less air if they
