You may be able to drive onto the shoulder.

You should always steer to the left.

You should steer sharply in one direction.

Is required for all shipments of hazardous materials.

Is not needed for most shipments of hazardous materials.

Mississippi CDL Hazmat 1 - DMV Written Test Questions with Answers

Q.1

Column 2 of the Hazardous Materials Table contains:

The names of the materials.
Where the materials originated.
Special provisions for the materials.
The costs of the materials.

Q.2

To avoid a hazard:

You should always steer to the left.
You may be able to drive onto the shoulder.
You should steer sharply in one direction.

Q.3

When making tight maneuvers, it is important for a driver to:

Open the door for a better look.
Use their mirrors.
Flash their headlights.
Open their cargo door.

Q.4

If your wheels being to spin when accelerating on a poor traction surface, you should:

Use the brakes.
Take your foot off the accelerator.
Continue to accelerate.

Q.5

If cargo containing hazardous materials is leaking but the driver does not have access to a phone, they should:

Drive to a phone to alert emergency personnel.
Drive to a designated hazardous materials clean-up facility.
Send someone else for help.

Q.6

There may be restrictions on the transportation of explosives or hazardous waste in certain areas. These restrictions:

Are usually not a concern.
Are waived on the weekends.
Should be researched before taking a route.
Only apply if transporting more than 1,000 pounds of a material.

Q.7

If transporting explosives:

You must have a written route plan.
You should take the shortest possible route.
You can always use tunnels.

Q.8

If you are unsure if there is enough space for your vehicle to safely pass under an upcoming bridge, you should:

Increase your speed.
Swerve as you pass under the bridge.
Slow down.
Drive on the shoulder.

Q.9

Because of tanks' high centers of gravity, drivers of tanks should:

Take curves at the posted speed limit.
Reduce their speed on curves.
Drive on the shoulder whenever possible.
Slam on their brakes.

Q.10

If you're transporting explosives and your vehicle breaks down, you should notify other drivers:

With flares.
With reflective triangles.
By standing on the roadway and waving your arms.

Q.11

If a vehicle is equipped with power steering, the hoses should be checked:

For leaks.
For the proper amount of brake fluid.
To ensure that they are connected to the battery.

Q.12

What does a shipping paper describe?

The materials being transported
How the materials will be transported
Who should accept the materials being transported

Q.13

If a vehicle has a vehicle inspection report from the previous driver:

The driver should not conduct a pre-trip inspection and rely on the report.
The driver should take the vehicle to a mechanic.
The driver should review the report.
The driver should speak with the previous driver.

Q.14

When approaching a railroad crossing, you should:

Increase your speed to get across the tracks as quickly as possible.
Roll your window down to listen for a train.
Rely on traffic control signals.
Never try to outdrive an approaching train.

Q.15

To lower the risk of a rollover, you should:

Load the cargo as far forward as possible.
Load the cargo as far back as possible.
Load the cargo as low as possible.
Stack the cargo as high as possible.

Q.16

Which of the following is not a sign of bad brakes?

Cracked drums
Very thin pads
Pads free of oil or grease

Q.17

If a shipping paper has both hazardous and non-hazardous materials, the hazardous materials should be:

Highlighted in a contrasting color.
Circled by a pen or marker.
Written the same way as the non-hazardous materials.
Written in red ink.

Q.18

When starting the engine as part of the pre-trip inspection, the driver should:

Listen for unusual noises.
Rev the engine.
Turn up the radio.
Turn on the heater.

Q.19

Cargo tanks should never be completely full because:

There needs to be room for the liquid to expand.
Regulations require three feet of clearance between the top of the liquid and the roof of the tank.
The tank would be too heavy.

Q.20

To complete a Uniform Hazardous Waste Manifest, you must:

Sign by hand.
Sign, but only if you cross into another state.
Sign, but only if the weather was hazardous.
Have a witness sign.

Q.21

When approaching a railroad crossing while transporting chlorine:

You must stop before crossing the tracks.
You must reduce your speed before crossing the tracks.
You may proceed across the tracks without stopping if no warning lights are flashing.

Q.22

When checking your tires as part of the pre-trip inspection, you should look at the:

Tire pressure.
Tire color.
Tire manufacturer.

Q.23

How can a person check for a leak in hydraulic brakes?

Pump the brake pedal three times and hold the pedal for five seconds. If the pedal moves, there may be a problem.
Push the brake pedal down as far as possible and let go. If the brake pedal returns to its normal position, there may be a problem.
Push the brake pedal down as far as possible and let go. If the brake makes a squeak, there may be a problem.
Remove the rear wheel and listen for a noise when the brake pedal is depressed.

Q.24

Proper coupling technique:

Is the same on all vehicles.
Is essential to the safe operation of a vehicle.
Includes ensuring that the fifth wheel plate is not greased.
Can be learned over time.

Q.25

Backing with a trailer is dangerous because:

It is difficult to see behind the vehicle.
Most trucks do not have the ability to move in reverse.
Cargo may fall out of the trailer.

Q.26

When traveling with Division 1.1, 1.2, or 1.3 explosives, the vehicle should not be:

Parked within 300 feet of a bridge.
Parked within 40 feet of the road.
Parked for only short periods of time.
Parked on grass.

Q.27

How do ice cream trucks become hazardous to other drivers?

Ice cream trucks must be kept cold.
Children often run toward an ice cream truck without looking for other traffic.
Ice cream trucks leave trails of water and ice on the roadway.

Q.28

A shipping paper:

Is not needed for most shipments of hazardous materials.
Is required for all shipments of hazardous materials.
Can be kept in a digital file.

Q.29

When checking tires, finding which of the following is not a cause for concern?

Too much air pressure
Too little air pressure
Radial and bias-ply tires used together
Tread of at least 2/32 an inch on rear tires

Q.30

In an empty combination vehicle, the stiff suspension springs and strong brakes will have:

High traction.
Low traction.
No traction.