1 . When driving in winter, which of the following should receive extra attention in a pre-trip inspection?

Coolant and antifreeze levels
The air conditioning unit
The oil pressure

2 . When preparing to drive in the winter, be sure to check:

The coolant level.
The defrosting and heating equipment.
The windshield wipers.
All of the above.

3 . When changing lanes, you should:

Wave at other drivers.
Use your mirrors.
Not use your signals.
Quickly swerve your vehicle into the other lane.

4 . Mirror adjustment should be:

Checked once a month.
Checked before every trip.
Checked, but only if the driver plans to use the mirrors.

5 . An Anti-Lock Braking System (ABS):

Is not available for vehicles with air brakes.
Is not helpful in most driving situations.
Can help you maintain control when braking.

6 . If turning to avoid a hazard:

You should brake hard.
You should not brake as it may cause the wheels to lock.
You should turn very sharply.

7 . When starting a vehicle, the oil pressure should:

Slowly build up pressure over a few minutes.
Come up to a normal level within a few seconds.
Start high, then decrease quickly while the engine runs.

8 . Which of the following groups of people is not covered by move over laws?

Law enforcement personnel
Fire personnel
People walking alongside the road

9 . You should not use the parking brake:

If your vehicle is stopped on a level surface.
If your vehicle is stopped on a slight incline.
If your vehicle's brakes are very hot.
If your vehicle's other braking systems seem to be working adequately.

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

Single air brakes
Dual air brakes
Triple air brakes

11 . When checking your mirrors:

Do not use the passenger side mirror.
Do not use the driver's side mirror.
Both mirrors should be used.
Look in each mirror for long stretches of time.

12 . Vehicles with dual air brake systems:

Have air pressure in the braking system even when the vehicle is not running.
Maintain some air pressure in the braking system when the vehicle is not running.
Must be run to build air pressure to allow the brakes to operate properly.
Maintain air pressure when shut off for periods of less than four hours.

13 . Which of the following is not a reason to use your mirrors?

You are changing lanes.
You are making a turn.
You are looking at fuel prices.

14 . In a convex mirror, objects seem ____ than they actually are.

Larger
Smaller
Closer

15 . Black ice is:

Usually thick.
Usually thin.
Not a hazard when driving.

16 . While operating a CMV:

You are not required to wear a safety belt.
You are only required to wear a safety belt if your vehicle does not have airbags.
You are required to wear a safety belt, but only if hauling more than 1,000 pounds of cargo.
You are always required to wear a safety belt.

17 . While driving, your mirrors:

Should not be used.
Should only be used when changing lanes.
Should be checked regularly.

18 . When using a mirror, you should:

Look quickly at the mirror.
Stare at the mirror for a long time.
Use only the driver’s side mirror.

19 . Using a helper when backing is:

Encouraged.
Discouraged.
Illegal in most states.
Usually a cause of problems.

20 . Being convicted of an alcohol-related offense and losing your personal driving privileges will result in:

No penalties for your CDL.
Loss of your CDL for a month.
Loss of your CDL for a year.

21 . Windshield wiper blades should be:

Sticky.
Clean.
Brittle.
Cracked.

22 . You must have a CDL to operate a vehicle designed to transport how many people, including the driver?

Two
Four
16

23 . Which of the following statements is correct?

Rims with a missing lug nut are acceptable if there are at least four other lug nuts on the rim.
A cracked lock ring is acceptable if the vehicle is being driven at speeds under 55 mph.
A missing clamp is dangerous and should be corrected.
Welded repairs are acceptable for wheels on rear axles.

24 . On low bridges:

Height warnings must always be posted.
Height warnings must be posted at least twice.
Height warnings may be posted, but do not have to be.

25 . The ____ tells a driver how much pressure is in the air tanks.

Application pressure gauge
Air compressor governor
Supply pressure gauge
Drum brake

26 . If a vehicle is equipped with power steering, you should inspect:

The hoses.
The pumps.
Both of the above.
Study tip:

Reduce your study time from hours to minutes with a DMV exam “Cheat Sheet”

99.2% of people who use the cheat sheet pass the FIRST TIME

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

Oxygen
Carbon monoxide
Nitrogen

28 . During a pre-trip inspection, belts in the engine compartment should be:

Loosened.
Checked for tightness.
Inspected only if they seem frayed.
Left alone and not inspected.

29 . Loading cargo improperly:

Improves fuel efficiency.
Can be dangerous.
Usually makes unloading easier.

30 . When turning, you should:

Signal before the turn.
Turn off your turn signal just before starting the turn.
Signal only if vehicles are in front of you.

31 . If a load is 40 feet long, it must be secured by a minimum of ____ tie-downs.

Two
Three
Four
Five

32 . Blocking cargo:

Should never be done.
Should be done to prevent shifting of cargo.
Should only be done with welded material.

33 . Which of the following can help you determine when to upshift?

Road speed
Engine speed
Both of the above
None of the above

34 . An over-length load requires:

Special permits.
A convoy to halt all traffic.
A person to walk alongside the vehicle.

35 . A vehicle inspection is required:

For insurance purposes.
To get fuel.
By state and federal law.

36 . A second felony conviction involving the use of a CMV will result in the loss of your CDL for:

At least one month.
At least one year.
Life.

37 . 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

38 . Alcohol can be removed from your system:

By exercising.
By drinking coffee.
By waiting.

39 . An item that is 40 feet long placed on a flatbed trailer should be secured by at least ____ tie-down(s).

One
Two
Three
Four

40 . If stopped on the road or shoulder, within 10 minutes, you must:

Place emergency warning devices.
Alert local law enforcement.
Stand behind your vehicle and motion for traffic to pass you.
Call a mechanic.

41 . When backing with a trailer, you should begin by:

Turning the steering wheel in the direction of the turn.
Turning the steering wheel in the direction opposite of the turn.
Turning the wheel as sharply as possible.

42 . A sign that your vehicle's brakes will need repair is that the:

Brake pads are not covered in grease.
Brake pads are not covered in oil.
The brake pads are worn thin.

43 . Alcohol evaporators are:

Illegal.
Used to add alcohol to braking systems to prevent items from freezing.
Only allowed on vehicles carrying hazardous materials.

44 . If you will be transporting hazardous materials that require placards, you must:

Ask permission of the local law enforcement agency.
Obtain a hazardous materials endorsement.
Transport the materials only at night.

45 . Using an Anti-Lock Braking System (ABS):

Shortens stopping distance.
Shortens brake response time.
Provides less control.
Provides more control.

46 . Retreaded tires:

May be used on the front axle of a school bus.
May be used on the rear axles of a school bus.
Cannot be used on a school bus.

47 . When should mirrors be adjusted?

Before driving
While driving
After driving

48 . To avoid a crash:

Braking is always the best option.
Swerving may be more effective than braking.
Drivers should leave 100 yards of distance between their vehicle and the next.

49 . To ensure applicants only have one license:

You will be asked to sign a form.
States share a database with drivers' information.
Your wallet will be searched.

50 . 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.