CMCB Hazmat Exam Questions With Correct
Answers
Statement 1: |
A responder's physical, mental, or emotional condition can cause problems with
| | | | | | | | | | |
using PPE.
|
Statement 2: |
Practice and conditioning can help reduce psychological limitations of PPE users.
| | | | | | | | | |
Statement 3: |
Training and education can help reduce physical limitations of PPE users. -
| | | | | | | | | | | |
CORRECT ANSWER✔✔-1 true, 2 and 3 false
| | | | | |
Which of the following components of a positive pressure self-contained
| | | | | | | | | |
breathing apparatus reduces high storage pressure and controls the flow of air to
| | | | | | | | | | | | |
the user? - CORRECT ANSWER✔✔-regulator
| | | |
Diversion, diking, and retention are all techniques used in: - CORRECT
| | | | | | | | | | |
ANSWER✔✔-confinement
Actions taken to confine a product release to a limited area, with these actions
| | | | | | | | | | | | | |
being performed remote from the spill location, are considered to be: - CORRECT
| | | | | | | | | | | | |
ANSWER✔✔-defensive strategies |
,An advantage of confinement operations is that: - CORRECT ANSWER✔✔-direct
| | | | | | | | | |
exposure of personnel is avoided.
| | | |
Which of the following is not a characteristic of fluoroprotein foams? - CORRECT
| | | | | | | | | | | | |
ANSWER✔✔-They can only be used with fresh water | | | | | | |
An appropriate application of high-expansion foam would be: - CORRECT
| | | | | | | | | |
ANSWER✔✔-pesticide fire |
n cargo tanks, emergency remote shutoff devices are usually located: - CORRECT
| | | | | | | | | | | |
ANSWER✔✔-at the front of the truck on the driver's side | | | | | | | | |
When performing a search and rescue mission at a hazardous materials incident,
| | | | | | | | | | | |
the responder should attempt to: - CORRECT ANSWER✔✔-assure the incident is
| | | | | | | | | | |
safe for rescue
| |
Which of the following is a characteristic of protein foams? - CORRECT
| | | | | | | | | | | |
ANSWER✔✔-They are designed for hydrocarbon fires only | | | | | |
Alcohol-resistant foam: - CORRECT ANSWER✔✔-is used at 3% or 6% on polar
| | | | | | | | | | | |
solvent fires |
Which of the following is not a characteristic of AFFF? - CORRECT ANSWER✔✔-It
| | | | | | | | | | | | |
should be plunged into fuels
| | | |
,The single most important factor in eliminating radioactive material
| | | | | | | | |
contamination problems is to: - CORRECT ANSWER✔✔-avoid contact with the
| | | | | | | | | |
material
When dealing with cargo tanks, you would expect to find the emergency shutoff
| | | | | | | | | | | | |
located: - CORRECT ANSWER✔✔-behind the driver's side of the cab, near the
| | | | | | | | | | | |
control valves |
The action taken to reduce the emission of vapors at a haz mat spill is known as: -
| | | | | | | | | | | | | | | | |
CORRECT ANSWER✔✔-vapor suppression
| | |
The action taken to direct or influence the course of airborne hazardous materials
| | | | | | | | | | | |
is called: - CORRECT ANSWER✔✔-vapor dispersion
| | | | | |
T or F Dilution of liquid materials has few practical applications at a haz mat
| | | | | | | | | | | | | | |
incident. - CORRECT ANSWER✔✔-T | | |
T or F Absorption is not an effective method in dealing with an oil spill in water,
| | | | | | | | | | | | | | | | |
because all absorbent materials will also absorb the water. - CORRECT
| | | | | | | | | | |
ANSWER✔✔-F
High expansion foams have expansion ratios of: - CORRECT ANSWER✔✔-20:1 to
| | | | | | | | | | |
1000:1
On which type of fire are fluoroprotein foams designed to be used? - CORRECT
| | | | | | | | | | | | | |
ANSWER✔✔-Hydrocarbon
, With which of the following foam concentrates may a standard fixed-flow fog
| | | | | | | | | | | |
nozzle be used? - CORRECT ANSWER✔✔-AFFF
| | | | |
T or F Protein foam should be applied by plunging directly into the fuel to allow
| | | | | | | | | | | | | | | |
for proper mixing percentages. - CORRECT ANSWER✔✔-F
| | | | | |
Protein-based with fluorinated surfactant added; can be sub-surface injected into
| | | | | | | | | |
a flammable liquid - CORRECT ANSWER✔✔-Fluro protein foam
| | | | | | |
Which of the following characteristics does fluroprotein foam share with
| | | | | | | | | |
aquaeous film-forming foam? - CORRECT ANSWER✔✔-Both can be applied at 1,
| | | | | | | | | | |
3, and 6 percent concentrations.
| | | |
Statement 1: |
Persons who have been exposed to, and have a radioactive powder on them, are
| | | | | | | | | | | | | |
contaminated and present risk to others. | | | | |
Statement 2: |
Persons with radioactive powder on them can be simply decontaminated with
| | | | | | | | | | |
soap and water. | |
Statement 3: |
Runoff from radioactive powder decontamination requires no special
| | | | | | | |
containment or treatment to prevent further contamination of surroundings. -
| | | | | | | | | |
CORRECT ANSWER✔✔-1 and 2 true, 3 false
| | | | | |
Answers
Statement 1: |
A responder's physical, mental, or emotional condition can cause problems with
| | | | | | | | | | |
using PPE.
|
Statement 2: |
Practice and conditioning can help reduce psychological limitations of PPE users.
| | | | | | | | | |
Statement 3: |
Training and education can help reduce physical limitations of PPE users. -
| | | | | | | | | | | |
CORRECT ANSWER✔✔-1 true, 2 and 3 false
| | | | | |
Which of the following components of a positive pressure self-contained
| | | | | | | | | |
breathing apparatus reduces high storage pressure and controls the flow of air to
| | | | | | | | | | | | |
the user? - CORRECT ANSWER✔✔-regulator
| | | |
Diversion, diking, and retention are all techniques used in: - CORRECT
| | | | | | | | | | |
ANSWER✔✔-confinement
Actions taken to confine a product release to a limited area, with these actions
| | | | | | | | | | | | | |
being performed remote from the spill location, are considered to be: - CORRECT
| | | | | | | | | | | | |
ANSWER✔✔-defensive strategies |
,An advantage of confinement operations is that: - CORRECT ANSWER✔✔-direct
| | | | | | | | | |
exposure of personnel is avoided.
| | | |
Which of the following is not a characteristic of fluoroprotein foams? - CORRECT
| | | | | | | | | | | | |
ANSWER✔✔-They can only be used with fresh water | | | | | | |
An appropriate application of high-expansion foam would be: - CORRECT
| | | | | | | | | |
ANSWER✔✔-pesticide fire |
n cargo tanks, emergency remote shutoff devices are usually located: - CORRECT
| | | | | | | | | | | |
ANSWER✔✔-at the front of the truck on the driver's side | | | | | | | | |
When performing a search and rescue mission at a hazardous materials incident,
| | | | | | | | | | | |
the responder should attempt to: - CORRECT ANSWER✔✔-assure the incident is
| | | | | | | | | | |
safe for rescue
| |
Which of the following is a characteristic of protein foams? - CORRECT
| | | | | | | | | | | |
ANSWER✔✔-They are designed for hydrocarbon fires only | | | | | |
Alcohol-resistant foam: - CORRECT ANSWER✔✔-is used at 3% or 6% on polar
| | | | | | | | | | | |
solvent fires |
Which of the following is not a characteristic of AFFF? - CORRECT ANSWER✔✔-It
| | | | | | | | | | | | |
should be plunged into fuels
| | | |
,The single most important factor in eliminating radioactive material
| | | | | | | | |
contamination problems is to: - CORRECT ANSWER✔✔-avoid contact with the
| | | | | | | | | |
material
When dealing with cargo tanks, you would expect to find the emergency shutoff
| | | | | | | | | | | | |
located: - CORRECT ANSWER✔✔-behind the driver's side of the cab, near the
| | | | | | | | | | | |
control valves |
The action taken to reduce the emission of vapors at a haz mat spill is known as: -
| | | | | | | | | | | | | | | | |
CORRECT ANSWER✔✔-vapor suppression
| | |
The action taken to direct or influence the course of airborne hazardous materials
| | | | | | | | | | | |
is called: - CORRECT ANSWER✔✔-vapor dispersion
| | | | | |
T or F Dilution of liquid materials has few practical applications at a haz mat
| | | | | | | | | | | | | | |
incident. - CORRECT ANSWER✔✔-T | | |
T or F Absorption is not an effective method in dealing with an oil spill in water,
| | | | | | | | | | | | | | | | |
because all absorbent materials will also absorb the water. - CORRECT
| | | | | | | | | | |
ANSWER✔✔-F
High expansion foams have expansion ratios of: - CORRECT ANSWER✔✔-20:1 to
| | | | | | | | | | |
1000:1
On which type of fire are fluoroprotein foams designed to be used? - CORRECT
| | | | | | | | | | | | | |
ANSWER✔✔-Hydrocarbon
, With which of the following foam concentrates may a standard fixed-flow fog
| | | | | | | | | | | |
nozzle be used? - CORRECT ANSWER✔✔-AFFF
| | | | |
T or F Protein foam should be applied by plunging directly into the fuel to allow
| | | | | | | | | | | | | | | |
for proper mixing percentages. - CORRECT ANSWER✔✔-F
| | | | | |
Protein-based with fluorinated surfactant added; can be sub-surface injected into
| | | | | | | | | |
a flammable liquid - CORRECT ANSWER✔✔-Fluro protein foam
| | | | | | |
Which of the following characteristics does fluroprotein foam share with
| | | | | | | | | |
aquaeous film-forming foam? - CORRECT ANSWER✔✔-Both can be applied at 1,
| | | | | | | | | | |
3, and 6 percent concentrations.
| | | |
Statement 1: |
Persons who have been exposed to, and have a radioactive powder on them, are
| | | | | | | | | | | | | |
contaminated and present risk to others. | | | | |
Statement 2: |
Persons with radioactive powder on them can be simply decontaminated with
| | | | | | | | | | |
soap and water. | |
Statement 3: |
Runoff from radioactive powder decontamination requires no special
| | | | | | | |
containment or treatment to prevent further contamination of surroundings. -
| | | | | | | | | |
CORRECT ANSWER✔✔-1 and 2 true, 3 false
| | | | | |
