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Commercial Drivers Licence Online Practice Test - Exam 6
Date :
19 / 10 / 2026
Q
1
)
A truck carrying explosives has crashed with another vehicle. You should not pull them apart until.
The shippers loading foreman is present.
At least 30 minutes have passed.
The explosives have been placed at least 200 feet away from the vehicles and occupied buildings.
At least 45 minutes have passed.
Q
2
)
Who is responsible for finding out what permits or special routes you will need to haul hazardous materials?
The state governor
The driver
The shipper
The carrier
Q
3
)
With most hazardous materials, you may park within 5 feet of the road briefly. If your work requires it. The materials that are the exception and do not allow parking this close to the road are.
Acids and poisons
Explosives A and B
Liquids
Corrosives and oxidizers
Q
4
)
If an "x" or "rq" is in the "hm" column of a shipping paper entry, the:
Shipment is regulated by hazardous material regulations.
Entry refers to the materials that must be top loaded.
Material listed on that line in the largest part of the shipment.
Material listed on that line in the smallest part of the shipment.
Q
5
)
A properly prepared uniform hazardous waste manifest:
Must be signed and carried by anyone transporting a hazardous waste.
Is required only if there is a loss of cargo during transport.
Is the same as any other shipping paper.
Is definitely useless form and is not required.
Q
6
)
To find out if a shipment includes a hazardous material, you should:
Open and inspect every package and container.
Look at the shipping papers.
Check for a fence around the loading dock.
Ask the driver.
Q
7
)
A vehicle contains 500 pounds each of explosives a and b, you must use:
dangerous placards
"explosives a" placards
"blasting agents" placards
None of the above
Q
8
)
What type fire extinguisher is required in the power unit of a placarded vehicle?
A u.l. rating of 15 abc
A u.l. rating of 5 b/c or above
A u.l. rating of 10 b/c or above
Any of the above are acceptable
Q
9
)
Which of the following is one of the three keys to identify which placard to use?
a. Materials hazard class
b. Amount being shipped
c. Both a and b
Whether the cargo is a liquid or solid
Q
10
)
Which of the following, if required, must the shipper put on the package.
The required label
The hazardous materials shipping name and identification number
The name and address of shipper or consignee
All of the above
Q
11
)
When a substance in the materials table is written in italics it means
It is not the proper shipping name ? those in romantype above it are
It is a foreign substance
The substance is for international transport
It is the proper shipping name
Q
12
)
Should the floor liner required for Division 1.1 or 1.2 (Explosives A) be stainless steel?
Yes
No
Dont Know
None of the above
Q
13
)
Which three hazard classes should not be loaded into a trailer that has a heater or air conditioner unit?
Class 4 explosives‚ class 1 oxidizer‚ class 8 flammable solid
Class 1 explosives‚ class 4 flammable solids‚ class 5 oxidizers
Class 1 flammable solid‚ class 2 flammable solid‚ class 3 flammable solid
None of the above
Q
14
)
Around which hazard classes must you never smoke?
Class 1 explosives‚ class 4 flammable solids‚ class 5 oxidezers‚ class 3 flammable liquids
Class 8 explosives‚ class 6 flammable solids‚ class 7 explosives‚ class 5 flammable solids
Class 1 through 5 flammable liquids
None of the above
Q
15
)
What is the shape and size of a placard?
10 3/4 inch oval
10 1/2 inch diamond
10 1/2 inch oval
10 3/4 inch square or diamond
Q
16
)
The driver must also carry on his person at all times a dated certificate signed by the employer. This certificate must also be updated every
4 years
3 years
2 years
1 years
Q
17
)
The total transport index of all radioactive material packages in a single vehicle must not exceed ____.
100
50
25
10
Q
18
)
Which three hazard classes should not be loaded into a trailer that has a heater / air conditioner unit.
Flammable liquids
Flammable gas
Explosives
All of the above
Q
19
)
There are three lists that drivers, shippers and carriers use to find out if a material is regulated as hazardous. Which one of there choices is not one of those three lists?
List of hazardous substances and reportable quantities
Poison inhalation list
Epa dangerous materials list
Hazardous materials table
Q
20
)
It is recommended that when hauling a load of explosives a or b to use the fussees instead of the warning triangles if in an emergency or breakdown situation.
TRUE
FALSE
Dont Know
None of the above
Minumum pass for the test is 75%
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Commercial Drivers Licence
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Commercial Driver Licence Test 2
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