1 . Dry bulk tanks:

Cannot be driven on interstates.
Take special care to be driven.
Are usually not allowed to cross railroad tracks.
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2 . How many daily hours of sleep does an adult need to maintain alertness?

Six to seven
Seven to eight
Eight to nine
Four to five
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3 . If a tire fails, you should:

Use the brakes.
Stay off the brakes.
Swerve.
Wave your arms at other drivers.
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4 . Why are multi-speed axles and auxiliary transmissions used?

To make a vehicle operate more smoothly
To provide extra gears
To improve a vehicle's gas mileage
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5 . Empty trucks often take a shorter distances to come to a complete stop than fully-loaded trucks.

True
False
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6 . When driving a 50-foot truck at 50 mph, you should maintain a following distance of at least:

Four seconds.
Five seconds.
Six seconds.
Eight seconds.
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7 . What is a concern immediately after it begins raining?

The water will mix with grease and oil on the road, making the roadway slippery.
A driver may forget where the windshield wiper lever is located.
It may stop raining.
People will be using their windshield wipers needlessly.
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8 . You should always be able to stop within:

10 feet of your vehicle.
1,000 feet of your vehicle.
Your view of the road ahead.
30 seconds of hitting the brakes.
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9 . When it is difficult to see, such as at dawn or dusk, what is the best way to make your vehicle more visible?

Use your high beam lights.
Use your low beam lights.
Use only your clearance lights.
Do not use any lights.
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10 . Frequent blinking may be a sign of fatigue.

True
False
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11 . When trying to put out an electrical fire, water should be used.

True
False
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12 . If air pressure drops to a level between ____, a visual low pressure warning signal should have already activated.

55 and 75 psi.
80 and 95 psi.
65 and 100 psi.
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13 . Having weight loaded in a way that creates a high center of gravity:

Increases the likelihood of a rollover.
Increases the likelihood that items will fall down.
Increases the difficulty of unloading the cargo.
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14 . A registered vehicle should have:

A mirror on the left side only.
Mirrors on both the left and right sides.
A mirror on the right side only.
Only a rearview mirror.
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15 . A cargo van carrying a light load is usually taller than when it carries a heavy load.

True
False
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16 . When conducting a check of the engine compartment during a vehicle inspection, you should not:

Check the engine oil level.
Check the coolant level.
Drain the brake fluid.
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17 . In very hot weather, tires may catch fire.

True
False
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18 . When using a fire extinguisher on a fire, you should:

Get as close to the fire as possible.
Stay as far away from the fire as possible.
Aim the extinguisher at the top of the flames.
Aim the fire extinguisher at the ground about two feet away from the fire.
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19 . Once cargo is secured onto a vehicle:

You do not need to inspect the cargo.
You should not let others inspect the cargo.
You should check the cargo every 150 miles.
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20 . To determine if a vehicle can handle a load, you must know:

The vehicle’s suspension rating.
The tire rating for the front tires only.
The tire rating for the rear tires only.
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21 . Don't spend too much time looking at a single mirror because:

Conditions can change quickly.
Looking at mirrors can make you drowsy.
It can result in you driving a long distance without looking at the road.
The mirror may not provide an accurate view of the road.
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22 . A pre-trip inspection:

Should be done in the same way every time.
Should be done differently every time.
Does not always need to include all items of concern.
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23 . When an S-cam turns inside a brake drum, the S-cam:

Presses the brake shoes against the inside of the brake drum.
Presses the brake shoes against the brake linings.
Presses the brake linings against the wheel axles.
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24 . A low air pressure warning signal should activate:

When tank pressure falls below 120 psi.
When tank pressure falls below 55 psi.
When tank pressure falls below 10 psi.
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25 . If stopped on the side of the road, how should you alert other motorists?

Rely on your taillights.
Sound your horn.
Use your four-way emergency flashers.
Keep the driver's side door open.
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26 . When approaching a downgrade, how can you reduce the amount of braking that will be needed?

Switch to a higher gear.
Switch to a lower gear.
Switch to neutral.
Turn off the engine.
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27 . When backing with a trailer:

You should not back up in a straight line.
You should not correct drift until you are very far off course.
You should pull up to reposition the vehicle as needed.
You should avoid braking.
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28 . On a wet road, you should reduce your speed:

By about one-half.
By about one-third.
By about one-quarter.
By about one-eighth.
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29 . When mirrors are properly adjusted:

No part of the vehicle should be visible in the mirrors.
A part of the vehicle should be visible in the mirrors.
More than half of each mirror should show the vehicle.
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30 . Loading cargo improperly:

Improves fuel efficiency.
Can be dangerous.
Usually makes unloading easier.
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31 . Drivers trapped behind a slow-moving vehicle often:

Follow the vehicle too closely.
Allow the vehicle plenty of space.
Are happy with the speed of travel.
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32 . What is a way to warn drivers behind you that you will be slowing down?

Turn on the right turn signal followed by the left turn signal.
Tap your brake pedal a few times to illuminate the brake lights.
Swerve from side to side to get other drivers’ attention.
Turn all lights on and off several times.
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33 . When trying to put out an electrical fire:

Use water.
Use a B or C extinguisher.
Use an X extinguisher.
Use a Q extinguisher.
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34 . Why should part of the vehicle be visible in a properly adjusted side mirror?

It limits the view behind the trailer.
It provides a point of reference for the driver.
It allows the driver to see stickers placed on the side of the trailer.
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35 . Brakes may get out of adjustment:

If they are too hot.
In colder weather.
If they are used.
If they get wet.
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36 . A person working on a disabled vehicle on the shoulder of a road:

Will likely pay attention to traffic on the road.
May be focused on the repair and not paying attention to roadway traffic.
Is exempt from traffic laws.
Should not be assisted.
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37 . When driving under wet conditions, what does a lack of spray from other vehicles indicate?

Ice has formed on the road.
The pavement is dry.
The spray is caught on the underside of the vehicle.
The tires have soaked up all the moisture.
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38 . When it is difficult to see and you are traveling near other drivers, you should:

Use high beam lights.
Use low beam lights.
Use only the clearance lights.
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39 . When traveling on a downgrade, a vehicle will:

Slow down.
Travel at the same rate as on level roadway.
Speed up.
Likely swerve to the right.
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40 . Good drivers consistently look ____ seconds ahead of their vehicles.

Two to three
Five to six
12 to 15
30 to 45
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41 . Black ice is usually very thick.

True
False
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42 . A steering wheel should be held:

With both hands.
With one hand, keeping the other hand free for other tasks.
With one hand at a time, alternating between hands.
At the base of the wheel.
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43 . If being tailgated, you should open up your following distance.

True
False
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44 . Distracted driving:

Is caused only by physical distractions.
Will be increased by pre-programming radio stations.
Can be prevented by avoiding conversation with others.
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45 . A vehicle equipped with an Anti-Lock Braking System (ABS) can be identified by:

A sticker on the control panel.
A yellow lamp on the instrument panel.
The letters "ABS" on the brake pedal.
A metal plate on the inside of the driver’s side door.
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46 . In very hot weather, the air pressure in tires may increase.

True
False
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47 . In very hot weather, the air pressure in tires may decrease.

True
False
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48 . Truck tractors with air brakes built on or after March 1, 1997 must be equipped with:

ABS.
A flag.
White warning lamps.
GPS.
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49 . Exercise will help a person sober up after drinking.

True
False
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50 . A vehicle must have at least two mirrors.

True
False
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