1 . Which gas would cause concern due to a faulty exhaust system?

Oxygen
Carbon monoxide
Nitrogen

2 . How is a hazardous materials warning presented?

On a placard
By wrapping the package in orange
By placing the item away from other cargo and covering it with a sign
With flashing lights

3 . The amount of liquid cargo being loaded into a tank should depend on:

The speed limits on the route.
Legal weight limits.
The color of the cargo.
The length of the trip.

4 . When changing lanes, you should not:

Use your turn signal.
Check your mirrors.
Use your cell phone.

5 . A pre-trip vehicle inspection:

Is not required if the driver regularly uses the vehicle.
Is not required for trips under 100 miles.
Is only to be performed by a mechanic.
Is required by law.

6 . What is traction?

Friction between the tires and road
Tires' rates of rotation
The length of time needed to activate the brakes

7 . The best way to avoid glare at night from oncoming vehicles is to:

Wear sunglasses.
Close your eyes as vehicles approach.
Look to the right side of road.
Use your high beams.

8 . Which of the following is a good rule to follow when making a turn?

Honk your horn.
Use your arms to get the attention of other drivers.
Turn off your turn signal before entering the turn to avoid confusing other drivers.
Signal early.

9 . Which of the following is not an example of a driving hazard?

An accident on the roadway
An open road
A police car assisting a motorist on the side of the road
An ice cream truck

10 . When transporting Division 1.1 materials, the floor liner should be:

Made from metallic materials.
Made from an iron alloy.
Made from non-ferrous materials.
Loose.

11 . To operate a vehicle that is used to transport hazardous materials, a driver must have:

Only a CDL.
A CDL with a hazardous materials endorsement.
A CDL with a passenger endorsement.
A CDL with an air brake endorsement.
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12 . During a trip, gauges are:

Often misleading.
The only way a driver can learn of potential trouble with the vehicle.
A way to learn of potential trouble with the vehicle.

13 . In very hot weather, tires should be checked regularly because:

They may melt.
Air pressure may increase with the temperature.
The tread wears down more quickly than in cooler weather.

14 . When driving through fog, a driver should:

Use high beam headlights.
Use low beam headlights.
Run the windshield wipers.
Drive on the shoulder.

15 . How many daily hours of sleep does an adult need to maintain alertness?

Six to seven
Seven to eight
Eight to nine

16 . If the coolant temperature gauge goes above the highest safe temperature, you should:

Continue to drive.
Pull over and figure out what's wrong.
Run the air conditioner.

17 . Your horn should be used to:

Tell other drivers that you are angry.
Warn other drivers that you are near.
Frighten other drivers.

18 . When driving at night, you should do all of the following, except:

Make sure you are rested.
Make sure your glasses are clean.
Wear sunglasses.

19 . While driving, a driver should:

Not be concerned with what is happening on the sides of their vehicle.
Be concerned with what is happening on all sides of the vehicle.
Not be concerned with what is happening behind the vehicle.

20 . When inspecting underneath your vehicle for leaking fluids, you must look for all the following, except:

Fresh oil.
Coolant.
Grease.
Windshield wiper fluid.