1 . If feeling drowsy while driving, you should:

Press on and finish the trip.
Drive faster to reach your destination more quickly.
Safely leave the road and take a nap.

2 . When starting the engine of a truck with a trailer, you can tell that your vehicle's ABS is not working if:

The yellow light on the left rear of the trailer stays on.
The red light on the right side of the trailer flashes three times.
All the rear lights flash and then turn off.

3 . When starting an engine, oil pressure should come up to a normal level:

Within seconds.
Within five minutes.
After about three minutes.

4 . Do not base your decision to shift gears on:

The speed of your engine (rpm).
The speed of the road (mph).
The actions of the vehicle next to you.

5 . 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.

6 . People working on a disabled vehicle:

Are probably aware of the roadway.
May be distracted by the repair and not pay attention to the roadway.
Are exempt from traffic laws.

7 . When loading a trailer, it is important to:

Place as little weight as possible over the axles.
Place an appropriate amount of weight over the axles.
Not be concerned with how the cargo's weight is distributed.

8 . When accelerating on a surface with poor traction, such as a wet road, a driver should:

Speed up quickly.
Speed up slowly.
Not be concerned about the pavement.

9 . 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.

10 . When loading cargo, weight should be placed:

As high as possible.
As low as possible.
As far back as possible.

11 . 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

12 . If backing a truck:

You should rely on your mirrors to guide you.
You should first walk the area to become more familiar with obstacles.
You should look straight ahead.

13 . How can you check for a leak in hydraulic brakes?

Pump the brake pedal three times, then hold down the pedal for five seconds. If the pedal moves, there may be a problem.
Push the brake pedal down as far as possible and release. If the brake pedal returns to its normal position, there may be a problem.
Push the brake pedal down as far as possible and release. If the brake squeaks, there may be a problem.

14 . A danger of swerving to avoid a hazard while driving a large truck is that:

The truck may miss the object.
The truck may flip over.
The truck may stay in the same lane.

15 . Of the following, which is the most slippery surface?

Ice that is dry
Ice that is wet
Wet pavement

16 . When should you slow for a curve?

Before entering the curve
While in the curve
After the curve

17 . When backing a truck, you should:

Only use the side mirrors on the driver’s side of the vehicle.
Use both side mirrors.
Not use a helper.

18 . If convicted of a traffic violation, you must inform your employer:

Within three hours.
Within a week.
Within 30 days.

19 . What is the number one cause of death and injury in a work zone?

Drivers speeding
Slow drivers
Animals crossing the road

20 . When are people usually the least alert?

In the morning
In the early evening
Late at night

21 . When driving a truck requiring a CDL:

You do not need to wear a seat belt.
You are required to wear a seat belt, but only if transporting more than 500 pounds of cargo.
You must always wear a seat belt.

22 . Your horn should be used to:

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

23 . 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.

24 . What kind of brakes do most newer heavy-duty trucks use?

Single air brakes
Dual air brakes
Triple air brakes

25 . Dry bulk tanks:

Usually have a low center of gravity.
Usually have a high center of gravity.
Are usually not allowed to cross railroad tracks.

26 . When performing a pre-trip inspection and looking into the fifth wheel gap, you should:

Make sure the locking jaws are open.
Make sure the locking jaws are fully closed around the kingpin.
Make sure the locking jaws are loose.
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27 . If unable to tell if the road is becoming icy and slippery, a driver:

Should try guessing.
May open their window and feel the front of the side mirror for ice.
Should look at the road closely.

28 . Before attempting to put out an engine fire:

The hood should be opened.
The engine should be turned off.
The accelerator should be depressed to use up the remaining fuel.

29 . When loading a trailer, weight should be:

Placed as high as possible.
Placed as low as possible.
Placed as far to the left as possible.

30 . Always perform the steps of a pre-trip inspection in the same order each time because:

You will be less likely to forget something.
You will have more time to complete the inspection.
It is required by law.

31 . A Class 1 hazardous material is:

An explosive.
Liquid.
Corrosive.

32 . If another driver is tailgating you, you should:

Move into the left lane.
Speed up.
Increase the distance between you and the vehicle ahead.

33 . 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

34 . A driver can rely on front wheel braking to work:

On dry roadways only.
Under all conditions.
Under all conditions, except for snow.

35 . Rust around wheel nuts may mean:

It rained recently.
The nuts are loose.
The nuts are too tight.

36 . When approaching a railroad crossing, you should:

Rely on warning signals to indicate if a train is approaching.
Rely on the actions of other motorists to indicate if a train is approaching.
Not rely solely on warning signals to indicate if a train is approaching.

37 . During the driving test, the examiner will be scoring you on:

How well-spoken you are.
How quickly you arrive to your destination.
General driving behavior.

38 . What is the Gross Vehicle Weight Rating (GVWR)?

The weight stated by the manufacturer as the loaded weight of a single vehicle
The maximum weight that can be pulled by a vehicle
The minimum weight that can be hauled by a vehicle

39 . If the low air pressure warning signal comes on, you should:

Continue driving, but have the brakes repaired within a week.
Pull over and inspect the brakes.
Phone a mechanic while driving.

40 . Which of the following is not a reason to cover cargo?

To protect people from spilled cargo
To protect the cargo from weather
To keep the cargo a secret

41 . If a load is 40 feet long, it should be secured by at least ____ tie-downs.

Two
Three
Four

42 . When transporting cargo, drivers must check the securement of the cargo every:

10 miles.
150 miles.
500 miles.

43 . As part of the vehicle inspection test, a CDL applicant may be asked to:

Check the engine oil level.
Replace a tire.
Remove the alternator belt.

44 . Header boards:

Should never be used.
Protect drivers from being hit by cargo.
Protect drivers' heads when they are entering the cab of a truck.

45 . A low air pressure warning signal should activate:

When tank pressure falls below 120 psi.
When tank pressure falls below 60 psi.
When tank pressure falls below 10 psi.
When tank pressure falls below 5 psi.

46 . Mirrors should be checked:

Before every lane change.
When changing lanes, but only when other vehicles are nearby.
When changing lanes, but only if it is dark outside.

47 . If a five-foot-long item is placed on a flatbed trailer, it must be secured by at least:

One tie-down.
Two tie-downs.
Three tie-downs.

48 . Hydroplaning usually occurs:

When tires are properly inflated.
When driving at speeds slower than 15 mph.
In areas where water collects on the road.

49 . If a tire fails, you should:

Use the brakes.
Stay off the brakes.
Swerve.

50 . A second conviction of operating a CMV with a minimum blood alcohol concentration (BAC) of 0.04 percent will result in:

The loss of your CDL for life.
The loss of your CDL for five years.
The loss of your CDL for one year.