CHST EXAM PREP QUESTIONS WITH
CORRECT ANSWERS
If water weighs 8.34 lb/gal, what work is required to move 300 gallons of water from a
400 ft. deep mine?
1) 1,000,200 ft-lbs
2) 1,000,400 ft-lbs
3) 1,000,600 ft-lbs
4) 1,000,800 ft-lbs - Answer-4) 1,000,800 ft-lbs
Use the formula:
W=F*D
Where:
W = Work, F = Force, D = Distance
W = (8.34 * 300)(400) = 1,000,800 ft-lbs.
At a distance of 5 miles, an office building has an angle of elevation of 2°. Find the
height of the building.
1) 922 ft
2) 561 ft
3) 434 ft
4) 4,340 ft - Answer-1) 922 ft
Use the formula for Tangent:
Tan 2 = Opp / Adj
Tan 2 = x / 26400
x = Tan 2 * 26400
x = 922
How long is a stay wire of a smokestack if at a distance of 80 feet from the base it
makes an angle of 65° with the ground?
1) 163
2) 16.3
3) 18.9
4) 189 - Answer-4) 189
Use the Cosine Law formula:
Cos 65° = Adj / Hyp
Cos 65° = 80 / x
x = 80 / .4226 x = 189.3 ft
Which group of specially trained employees, who have been delegated by their
employer, are most qualified to respond to an emergency in which a drum of hazardous
substance has been ruptured?
,1) Paramedics
2) Nurses
3) HAZMAT team
4) First aid team - Answer-3) HAZMAT team
If a SCBA is worn in an atmosphere that is immediately dangerous to life and health, the
employee must:
1) Wear a safety harness and lifeline.
2) Have a standby worker with a canister respirator.
3) Have an escape pack.
4) Not go into the area. - Answer-1) Wear a safety harness and lifeline.
What precaution should be taken during an electrical storm?
1) Stand by a tall tree.
2) Stand by a metal fence.
3) Seek shelter within a grounded metal building.
4) Seek shelter within a non-grounded non-metal building. - Answer-3) Seek shelter
within a grounded metal building.
Accidental contact with 60 hertz current of 5 to 25 milliamperes can cause which of the
following?
1) Death in most adults
2) Ventricular fibrillation
3) Harmless exposure
4) Paralysis - Answer-4) Paralysis
The major cause of fire-related deaths is attributed to:
1) Inhalation of smoke.
2) Seared lungs.
3) Carbon Monoxide.
4) Burn trauma. - Answer-3) Carbon Monoxide.
In the theory of fire extinguishment, all of the following are believed appropriate,
EXCEPT:
1) Extinguishment by cooling
2) Extinguishment by oxygen dilution
3) Extinguishment by fuel removal
4) Extinguishment by fire break - Answer-4) Extinguishment by fire break
What is the most critical period in Crisis Management?
1) First 24 hours
2) First week
3) First month
4) First year - Answer-1) First 24 hours
What type of emergencies would you expect to find at a TSD site?
,1) Those involving hazardous substances
2) Those involving trash or rubbish
3) Those dealing with fire and similar life threatening conditions
4) Those involving gas cylinders - Answer-1) Those involving hazardous substances
A command post established for managing a hazardous chemical spill should contain at
a minimum all of the following EXCEPT:
1) Two radios
2) Spill clean-up equipment
3) Phone
4) Facility MSDS's - Answer-2) Spill clean-up equipment
Of the following, which is most important in responding to a toluene spill?
1) Turn off all electrical equipment in the area.
2) Stop the leak.
3) Contain the spill.
4) Establish the hot zone and call the spill team. - Answer-1) Turn off all electrical
equipment in the area.
In the case of short term spills, in-place protection is used when?
1) Evacuating the public would cause lesser risks
2) Evacuating the public would cause greater risks
3) Is not recommended
4) Is not feasible of short term spills - Answer-2) Evacuating the public would cause
greater risks
The National Response Center (NRC) is operated by which of the following?
1) DOE
2) USCG
3) OSHA
4) SARA III - Answer-2) USCG
Any foreseeable act that places a rescuer in the same danger as an injured person the
rescuer is attempting to aid is considered negligence by the person who committed the
initial act. This principle is called:
1) Foreseeability.
2) Foreseeabililty applied to rescue.
3) Foreseeable for safety.
4) Inherent danger. - Answer-2) Foreseeabililty applied to rescue.
In the late 1980s and early 1990s, which vaccine was identified as important for
personnel at risk of exposure to bloodborne pathogens?
1) Tetanus
2) HIV
3) HBV
4) HAV - Answer-3) HBV
, OSHA has developed a standard for Emergency Action Plans (29 CFR 1910.38) for
protection of employees during emergencies and Hazardous Waste Operations,
Emergency Response (29 CFR 1910.120) for responding to and addressing hazardous
materials emergencies. Which of the following program elements is NOT common to
both standards?
1) Training requirements
2) Medical surveillance
3) Personal protective equipment selection
4) Escape procedures and routes - Answer-2) Medical surveillance
Which group of specially trained employees, who have been delegated by their
employer, is qualified to respond to an emergency in which a drum of hazardous
substance has been ruptured?
1) ER Team
2) PEO Team
3) HAZMAT Team
4) Any of the above - Answer-4) Any of the above
A HAZMAT team is:
1) Typical fire brigade.
2) An organized group of employees, who are expected to handle and control leaks or
spills of hazardous substances.
3) An emergency medical surveillance team.
4) An emergency medical treatment team. - Answer-2) An organized group of
employees, who are expected to handle and control leaks or spills of hazardous
substances.
Which group of specially trained employees, who have been delegated by their
employer, are most qualified to respond to an emergency in which a drum of hazardous
substance has ruptured?
1) Paramedics
2) Nurses
3) HAZMAT team
4) First aid team - Answer-3) HAZMAT team
A flood destroys your company's operations facility. After the emergency management
issues are addressed, your company implements several plans to 1) recover critical files
and information that had been stored offsite, 2) set up a temporary facility from which
operations can be conducted, and 3) inform customers of the situation and how they will
be served. These plans are among examples of a comprehensive loss control activity
called:
1) Emergency management/emergency response.
2) Situational awareness.
3) Business interruption recovery/business continuity.
CORRECT ANSWERS
If water weighs 8.34 lb/gal, what work is required to move 300 gallons of water from a
400 ft. deep mine?
1) 1,000,200 ft-lbs
2) 1,000,400 ft-lbs
3) 1,000,600 ft-lbs
4) 1,000,800 ft-lbs - Answer-4) 1,000,800 ft-lbs
Use the formula:
W=F*D
Where:
W = Work, F = Force, D = Distance
W = (8.34 * 300)(400) = 1,000,800 ft-lbs.
At a distance of 5 miles, an office building has an angle of elevation of 2°. Find the
height of the building.
1) 922 ft
2) 561 ft
3) 434 ft
4) 4,340 ft - Answer-1) 922 ft
Use the formula for Tangent:
Tan 2 = Opp / Adj
Tan 2 = x / 26400
x = Tan 2 * 26400
x = 922
How long is a stay wire of a smokestack if at a distance of 80 feet from the base it
makes an angle of 65° with the ground?
1) 163
2) 16.3
3) 18.9
4) 189 - Answer-4) 189
Use the Cosine Law formula:
Cos 65° = Adj / Hyp
Cos 65° = 80 / x
x = 80 / .4226 x = 189.3 ft
Which group of specially trained employees, who have been delegated by their
employer, are most qualified to respond to an emergency in which a drum of hazardous
substance has been ruptured?
,1) Paramedics
2) Nurses
3) HAZMAT team
4) First aid team - Answer-3) HAZMAT team
If a SCBA is worn in an atmosphere that is immediately dangerous to life and health, the
employee must:
1) Wear a safety harness and lifeline.
2) Have a standby worker with a canister respirator.
3) Have an escape pack.
4) Not go into the area. - Answer-1) Wear a safety harness and lifeline.
What precaution should be taken during an electrical storm?
1) Stand by a tall tree.
2) Stand by a metal fence.
3) Seek shelter within a grounded metal building.
4) Seek shelter within a non-grounded non-metal building. - Answer-3) Seek shelter
within a grounded metal building.
Accidental contact with 60 hertz current of 5 to 25 milliamperes can cause which of the
following?
1) Death in most adults
2) Ventricular fibrillation
3) Harmless exposure
4) Paralysis - Answer-4) Paralysis
The major cause of fire-related deaths is attributed to:
1) Inhalation of smoke.
2) Seared lungs.
3) Carbon Monoxide.
4) Burn trauma. - Answer-3) Carbon Monoxide.
In the theory of fire extinguishment, all of the following are believed appropriate,
EXCEPT:
1) Extinguishment by cooling
2) Extinguishment by oxygen dilution
3) Extinguishment by fuel removal
4) Extinguishment by fire break - Answer-4) Extinguishment by fire break
What is the most critical period in Crisis Management?
1) First 24 hours
2) First week
3) First month
4) First year - Answer-1) First 24 hours
What type of emergencies would you expect to find at a TSD site?
,1) Those involving hazardous substances
2) Those involving trash or rubbish
3) Those dealing with fire and similar life threatening conditions
4) Those involving gas cylinders - Answer-1) Those involving hazardous substances
A command post established for managing a hazardous chemical spill should contain at
a minimum all of the following EXCEPT:
1) Two radios
2) Spill clean-up equipment
3) Phone
4) Facility MSDS's - Answer-2) Spill clean-up equipment
Of the following, which is most important in responding to a toluene spill?
1) Turn off all electrical equipment in the area.
2) Stop the leak.
3) Contain the spill.
4) Establish the hot zone and call the spill team. - Answer-1) Turn off all electrical
equipment in the area.
In the case of short term spills, in-place protection is used when?
1) Evacuating the public would cause lesser risks
2) Evacuating the public would cause greater risks
3) Is not recommended
4) Is not feasible of short term spills - Answer-2) Evacuating the public would cause
greater risks
The National Response Center (NRC) is operated by which of the following?
1) DOE
2) USCG
3) OSHA
4) SARA III - Answer-2) USCG
Any foreseeable act that places a rescuer in the same danger as an injured person the
rescuer is attempting to aid is considered negligence by the person who committed the
initial act. This principle is called:
1) Foreseeability.
2) Foreseeabililty applied to rescue.
3) Foreseeable for safety.
4) Inherent danger. - Answer-2) Foreseeabililty applied to rescue.
In the late 1980s and early 1990s, which vaccine was identified as important for
personnel at risk of exposure to bloodborne pathogens?
1) Tetanus
2) HIV
3) HBV
4) HAV - Answer-3) HBV
, OSHA has developed a standard for Emergency Action Plans (29 CFR 1910.38) for
protection of employees during emergencies and Hazardous Waste Operations,
Emergency Response (29 CFR 1910.120) for responding to and addressing hazardous
materials emergencies. Which of the following program elements is NOT common to
both standards?
1) Training requirements
2) Medical surveillance
3) Personal protective equipment selection
4) Escape procedures and routes - Answer-2) Medical surveillance
Which group of specially trained employees, who have been delegated by their
employer, is qualified to respond to an emergency in which a drum of hazardous
substance has been ruptured?
1) ER Team
2) PEO Team
3) HAZMAT Team
4) Any of the above - Answer-4) Any of the above
A HAZMAT team is:
1) Typical fire brigade.
2) An organized group of employees, who are expected to handle and control leaks or
spills of hazardous substances.
3) An emergency medical surveillance team.
4) An emergency medical treatment team. - Answer-2) An organized group of
employees, who are expected to handle and control leaks or spills of hazardous
substances.
Which group of specially trained employees, who have been delegated by their
employer, are most qualified to respond to an emergency in which a drum of hazardous
substance has ruptured?
1) Paramedics
2) Nurses
3) HAZMAT team
4) First aid team - Answer-3) HAZMAT team
A flood destroys your company's operations facility. After the emergency management
issues are addressed, your company implements several plans to 1) recover critical files
and information that had been stored offsite, 2) set up a temporary facility from which
operations can be conducted, and 3) inform customers of the situation and how they will
be served. These plans are among examples of a comprehensive loss control activity
called:
1) Emergency management/emergency response.
2) Situational awareness.
3) Business interruption recovery/business continuity.
