1 . Which of the following is not an example of a distracted person that motorists should be worried about?

A driver talking to a passenger in their vehicle
A child on the side of the road
A construction worker on the side of the road
A person sitting on a bench waiting for a bus
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2 . If a vehicle has air brakes, the air compressor drive belt should be checked before each drive. In what condition should the belt be?

Loose
Tight
Cracked
Bumpy
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3 . Mismatched tire sizes are acceptable on the rear axles.

True
False
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4 . Cargo with a high center of gravity:

Can make a vehicle likely to tip over.
Is encouraged in inclement weather.
Is required on some roads.
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5 . What can happen if the air pressure gets too low in an air brake system?

The brakes may squeak.
The brakes may stop working.
The brakes may be sluggish.
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6 . When carrying a wide load, you should:

Drive as fast as possible.
Obtain special permits and follow special rules, such as driving during certain hours.
Honk at other drivers to get them to move from the lane closest to you.
Drive on the shoulder.
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7 . Anti-Lock Braking Systems (ABS):

Reduce a vehicle's normal braking capacity.
Are in addition to other braking systems and do not reduce a vehicle's braking power.
Are not effective on larger vehicles.
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8 . One way to avoid becoming an aggressive driver is to:

Talk on your cell phone while driving.
Question others' driving abilities.
Set realistic expectations regarding travel time.
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9 . When checking your tires as part of the pre-trip inspection, you should look at the:

Tire pressure.
Tire color.
Tire manufacturer.
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10 . A vehicle with air brakes may be driven without an air brake endorsement.

True
False
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11 . 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.
One minute of hitting the brakes.
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12 . The parking brake in a newer vehicle is applied by:

Moving a lever to the right.
Pushing a yellow, diamond-shaped knob.
Pulling a yellow, diamond-shaped knob.
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13 . How long is a CDL valid?

One year
Two years
Four years
Five years
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14 . Move over laws require:

Trucks to use the left lane.
All vehicles to vacate the lane closest to an emergency vehicle stopped with its lights flashing.
All vehicles to use the left lane.
All drivers to move into the left lane if a flatbed trailer is in the right lane.
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15 . Which of the following is not a type of retarder?

Exhaust
Engine
Air
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16 . Which of the following is not an indication of damaged brakes?

Cracked drums
Shoes with oil or grease on them
Shoes worn thinly
Pads free of oil or grease
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17 . A tank endorsement is:

Only required when transporting gases.
Only required when transporting liquids.
Required to transport both liquids and gases.
Optional when transporting hazardous materials.
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18 . During an applied leakage test, the maximum leakage rate for a double combination vehicle is:

10 psi in a minute.
8 psi in a minute.
6 psi in a minute.
4 psi in a minute.
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19 . Rims with welding repairs:

Are not safe to use.
Are acceptable to be used on tires in the rear of the vehicle.
Are acceptable to be used if carrying a light load.
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20 . If hydraulic brakes fail, a driver can reduce their speed by:

Shifting into a higher gear.
Shifting into a lower gear.
Finding a hill.
Letting the truck run out of gas.
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21 . Which of the following is not a type of retarder?

Exhaust
Engine
Air
Electric
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22 . The Transportation Security Administration (TSA) can conduct a threat assessment for applicants of a hazardous materials endorsement.

True
False
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23 . What does the air compressor governor do?

Controls when the air compressor pumps air into the air storage tanks.
Controls how quickly air leaves the air storage tanks.
Controls the temperature of the air entering the air storage tanks.
Controls the temperature of the air leaving the air storage tanks.
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24 . What is the average driver’s reaction time?

1/16 of a second
1/8 of a second
3/4 of a second
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25 . An Anti-Lock Braking System (ABS):

Is not available for most trucks.
Is not helpful in most situations.
Is required on newer trucks.
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26 . If planning to drive a vehicle placarded for hazardous materials, you do not need a hazardous materials endorsement.

True
False
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27 . Poisonous fumes can enter a cab due to:

A defective exhaust system.
Using the wrong type of fuel.
A lack of oil in the engine.
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28 . When crossing railroad tracks, you should:

Not stop.
Try to pass slower vehicles.
Change lanes.
Put the vehicle in neutral.
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29 . An applicant may label parts of the vehicle that will be covered in the pre-trip inspection.

True
False
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30 . After a trip:

A vehicle should be placed out-of-service.
A vehicle's oil should be changed.
A vehicle's after-trip inspection should be completed.
A vehicle's battery should be disconnected.
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31 . A thin layer of ice that forms on road surfaces is called:

White ice.
Black ice.
Green ice.
Blue ice.
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32 . Noting the speed of other vehicles is one way to determine when to upshift.

True
False
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33 . To help your vehicle be seen by others:

Your headlights should be clean.
Your headlights should be turned off during the day.
Your headlights should be covered with grease.
Your headlights should be used, but only in the rain.
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34 . If you are being tailgated, you should:

Drive on the shoulder.
Pull off the roadway.
Drive faster.
Allow the vehicle to pass.
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35 . In a leaf spring:

Leaves should be broken.
Leaves can be missing.
Leaves should not be broken.
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36 . How many daily hours of sleep does an adult need to maintain alertness?

Six to seven
Seven to eight
Eight to nine
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37 . Stopping distance can be affected by:

Speed.
Engine oil.
Time of day.
Traffic.
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38 . You should maintain at least ____ of following distance per every 10 feet of your vehicle when you are traveling more slowly than 40 mph.

One second
Two seconds
Three seconds
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39 . When testing a parking brake, the vehicle should:

Not be running.
Be placed in a low gear while the driver attempts to pull forward.
Be inspected by a professional mechanic.
Be driven while the parking brake is applied.
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40 . If you plan to transport hazardous materials, you must pass which endorsement test?

Tank
Hazardous materials
Passengers
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41 . On any upgrade, gravity will:

Speed up your vehicle.
Slow down your vehicle.
Not impact the speed of your vehicle.
Cause your vehicle to swerve to the left.
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42 . An applicant hoping to be a city bus driver needs a passenger endorsement.

True
False
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43 . Drowsy driving is most common during:

The night.
The early morning.
The mid-afternoon.
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44 . When using the controlled braking method in an emergency situation, you should:

Apply the brakes as hard as possible without locking the wheels.
Apply the brakes with about half of your usual force.
Apply the brakes so the wheels lock.
Apply the brakes with minimal pressure.
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45 . How many air storage tanks are used in an air brake system?

Two tanks
Four tanks
Six tanks
The number varies.
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46 . If being tailgated, you should speed up.

True
False
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47 . How much water needs to be on the surface of a road for a vehicle to hydroplane?

Usually several inches
A good amount, such as a large puddle
A small amount
None
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48 . If you doubt that you have enough space to safely drive under a bridge or sign, you should:

Drive faster.
Drive more slowly.
Drive on the shoulder.
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49 . When carrying a wide load, a driver should:

Drive as fast as possible.
Obtain special permits and follow special rules, such as driving only during certain times.
Honk at other drivers to get them to move from the nearest lane.
Drive on the shoulder.
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50 . If an aggressive driver is involved in a crash on the road ahead, you should:

Stop and confront the driver.
Stop a safe distance from the crash scene, wait for police to arrive, and tell them of the driver's behavior.
Block the driver in with your vehicle.
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