1 . Of the following, which is not a recommended way to spot potential signs of trouble?

Watching the gauges
Using your senses
Checking critical items only at the beginning and end of a trip
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2 . Having anti-lock brakes on only one axle:

Will not make a difference in braking.
Will provide increased control in braking.
Will likely cause the air brakes to malfunction.
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3 . Unsafely reaching for a phone is:

Acceptable if you are driving without a passenger.
Acceptable if you plan to use a hands-free feature.
Unacceptable even if you plan to use a hands-free feature.
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4 . Load hazardous materials:

Near heat sources.
Away from heat sources.
Away from shadows.
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5 . If an aggressive driver is involved in a crash down the road, you should:

Pull over and yell at them.
Stop after the crash scene and report the other driver’s behavior to police.
Block the driver in with your vehicle.
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6 . If you identify hazardous materials leaking while you are driving, you should:

Continue driving to find a phone booth and call the National Response Center.
Park the vehicle.
Leave the area to find help.
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7 . Before a trip, you can make sure air flows to all trailers by:

Checking for moving air inside of each trailer.
Listening for air at the rear shut-off valve.
Feeling for air at the front shut-off valve.
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8 . Older trailers are not equipped with spring brakes. This means that if the air supply for a vehicle's air braking system leaks away:

The trailer will stop normally.
The trailer will not have brakes.
The trailer will speed up.
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9 . How often are hazardous materials employees required to be trained and tested?

Once every year
Once every three years
Once every five years
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10 . Regrooved tires:

Should not be used on any vehicle.
Should not be used on the front of a bus.
Should not be used on trucks hauling gravel.
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11 . When starting from a complete stop, a vehicle should:

Jerk forward.
Roll backwards.
Not move backwards.
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12 . Which of the following is the best advice for driving in fog?

Try not to drive in fog.
Use your high beam headlights.
Turn off your lights.
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13 . When driving, you should keep in mind:

The distance your vehicle will need to stop.
The time you are supposed to arrive to your destination.
How many cars are traveling in front of you.
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14 . To use the controlled braking method while transporting liquid cargo, you should apply the brakes:

Gently to keep the wheels rolling.
As hard as it takes to lock up the wheels.
As hard as possible without locking the wheels.
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15 . A hazardous material's identification number should appear:

On the transporting vehicle's bumper.
On the material's packaging.
On a sticker near the material's shipping container.
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16 . If "Inhalation Hazard" appears on a shipping paper, the shipper should provide which placard?

Liquid
Poison Gas or Poison Inhalation Hazard
Reportable Quantity
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17 . Bobtail tractors are ____ to stop than tractors attached to full semitrailers.

Quicker
Easier
More difficult
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18 . Roads are especially slippery when it first begins to rain because:

Water is always very slippery.
The fresh rain mixes with oil on the roadway.
The water has nowhere to go.
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19 . If confronted by an aggressive driver, you should:

Make eye contact to better communicate with them.
Ignore their gestures.
Not move out of their path of travel.
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20 . Too much air pressure in a tire:

Is not possible.
Is encouraged on long drives.
Can be dangerous.
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