47203W_02 Hazardous Materials Technician Final UPDATED Exam Questions and CORRECT Answers
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Course
Hazardous Materials
Institution
Hazardous Materials
47203W_02 Hazardous Materials
Technician Final UPDATED Exam
Questions and CORRECT Answers
During an incident critique, responders identified several shortcomings in their SOPS. This
information should: - Correct Answer- Be used to improve their response to the next
hazardous materials inci...
47203W_02 Hazardous Materials
Technician Final UPDATED Exam
Questions and CORRECT Answers
During an incident critique, responders identified several shortcomings in their SOPS. This
information should: - Correct Answer- Be used to improve their response to the next
hazardous materials incident
Identify all the people who should be present at an incident debriefing - Correct Answer-
Hazmat Response Team, IMS Officers, Incident Commander, Information Officers
You have just written the critique record for an incident where several responders were badly
burned. The next step is to: - Correct Answer- Circulate the report to allow everyone in the
response system to share the lessons learned.
Although normally very effective, two-way radio communication can fail. Identify THREE
causes of problems with two-way radio communications - Correct Answer- Faulty Batteries,
Interference, and enclosed spaces.
The primary hazard you'll encounter when removing product from an MC-312/DOT-412
cargo tank is: - Correct Answer- Corrosivity
If you respond to an incident involving an MC-306/DOT-406 carrying ethanol-blended
gasoline, you'll need to suppress the fire using: - Correct Answer- Class B foam-alcohol
resistant concentrate
An MC-306/DOT-406 cargo tank is found to be leaking gasoline from a number of small,
regular punctures. The easiest method of stopping the leaks would be: - Correct Answer-
plugging with small pine plugs
One important safety consideration for choosing power or hand tools for product
removal/transfer operations is whether the tool: - Correct Answer- is non-sparking
,To fix a leaking pressure relief valve gasket on a chlorine rail tank car, you could tighten the
stud nuts OR: - Correct Answer- Apply the hood assembly
A valve/plug assembly should be used to: - Correct Answer- Replace a missing plug
Proper care of tools and equipment used to control hazardous materials releases includes all
of the following EXCEPT: - Correct Answer- Thoroughly washing all parts with a chlorine
bleach solution
When grounding a damaged tank, place the clamp: - Correct Answer- Low enough on the
grounding rod so that foam, if used, will build up around the clamp
The object of bonding is to: - Correct Answer- Keep objects at the same electrical potential,
decreasing or eliminating any chance of a static spark
When setting up a mass decon corridor, it should be located: - Correct Answer- Upwind from
the incident site
During an extensive decon operation, the step that would be performed just PRIOR to "SCBA
Removal" involving Level B protective clothing is: - Correct Answer- Perform technical
decontamination
When preparing to decontaminate, pay special attention to contaminants that can affect: -
Correct Answer- PPE and monitoring equipment
Identify THREE emergency situations that can endanger the wearer of a CPC suit - Correct
Answer- Loss of suit integrity, disruption in radio communications, and loss of air supply
Match each ICS Position with its function - Correct Answer- Decontamination Unit Leader=
Determine the level of decontamination required
Entry Unit Leader= Supervises the entry team and makes recommendations about control
activities in the hot zone
Assistant Safety Officer Hazmat= Responsible for the safety of all personnel operating in the
hot zone
, Information/Research= Provides information on the hazards present and chemical
compatibility of protective clothing and equipment
Identify the item in the confined space shown here that indicates the space has been isolated -
Correct Answer- B- the Tags
Displacement using a non-flammable gas is one procedure for: - Correct Answer- Inerting
The decontamination method that causes a contaminant to bond chemically with another
substance is: - Correct Answer- Adsorption
Identify TWO cargo transfer methods that can be applied to ALL TYPES of MC-306/DOT-
406, MC-307/DOT-407. and MC-312/DOT-412 cargo tanks - Correct Answer- Internal valves
and loading/unloading lines
Identify TWO concerns to address when evaluating a pump for use in a removal/transfer
operation - Correct Answer- Ignition source and chemical compatibility
When using loading/unloading lines on a MC-360/DOT-306 cargo tank for a product transfer,
be sure that: - Correct Answer- The unloading line is below the fuel level in the tank
Vent and burn operations are usually conducted by: - Correct Answer- Container or product
specialists
The Incident Commander has decided to change the size of the danger zone to halt the spread
of this methyl ethyl badstuff leak. As a Technician-level responder, you should consider all of
the following tactical action options EXCEPT: - Correct Answer- Plugging the hold in the
drum
A site safety plan contains information specifically targeted at keeping responders safe -
Correct Answer- True
A typical plan of action is based on all of the following EXCEPT: - Correct Answer- The
Incident Commander's knowledge of the hazardous materials behavior model
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