Wyoming
CDL Practice Test

Use this free site to practice for the Wyoming CDL test. You can take these practice test questions as many times as you like. Topics covered in the practice tests include gross weight, hazmat transportation, air brakes and pre-trip inspection Class A rules. You will be presented with 40 questions and you must answer 34 questions correctly to pass. There is a 50 minute time limit. You may not go back once you answer a question. Click the "Start Quiz" button below to begin. Good luck!

1 / 40

You are driving a 60 foot truck at 55 MPH, how much space (in seconds) should you keep in front of you?

8 seconds

7 seconds

5 seconds

6 seconds

2 / 40

Cylinders containing compressed gases may only be loaded onto a vehicle without a flat floor or platform if the cylinders are:

All of these answers are correct.

In boxes that will keep them from turning over.

Loaded in an upright or horizontal position.

Loaded into racks attached to the vehicle.

3 / 40

How often should air tanks be drained?

once a day

every 4-5 days

every 6 hours

every 7 days

4 / 40

At 55 miles-per-hour it takes about 6 seconds to stop a fully loaded truck and the braking distance is:

about 1/4 mile

about two truck lengths

about the length of a football field or 100 yards

about two car lengths

5 / 40

Tires should should be replaced:

when there are broken valve stems

when the tread separates

all of these answers are correct

if the tread depth on your front tires is less than 4/32 deep

6 / 40

When this item is missing or loose, movement may occur between the fifth wheel assembly and the frame.

Lug nuts

Tandem release arm

Locking jaw

Locking pins

7 / 40

When should you not use the parking brakes?

when the brakes are hot

while in hot weather

when air pressure is low

while on a steep hill

8 / 40

Some school busses are marked with the LNG placard. What does LNG stand for?

None of these answers are correct.

Lifted neutral graftring.

Liquified natural gas.

Low-range pneumatic gearbox.

9 / 40

This object should be checked to make sure that the cap(s) are on tight, that it is secure, and there are no leaks.

Fuel tank

Windshield fluid line

Exhaust system

Air coolant system

10 / 40

With most hazardous materials, you may park within 5 feet of the road briefly, if your work requires it. The materials that are the exception and do not allow parking this close to the road are:

Acids and poisons

Explosives A and B

Corrosives and oxidizers

Liquids

11 / 40

The purpose for the emergency air line is:

none of the answers listed

to supply air to the trailer air tanks and, on combination vehicles, controls the emergency brakes

supply air to the tractor air tanks and on combination vehicles controls the emergency brakes

supply air to the trailer air tanks and on combination vehicles, controls the service brakes

12 / 40

The blind spot behind the bus could extend to how many feet?

300 feet

200 feet

400 feet

100 feet

13 / 40

Which of the following statements about overhead space is true?

the weight of the cargo changes a truck's height

the heights posted at bridges are usually accurate

an empty van is lower than a loaded one

warning lights are always installed on low bridges and overpasses

14 / 40

How do you check the connection after locking the kingpin into the fifth wheel?

pull forward 25 feet, turn to the left, and then to the right

pull the tractor ahead gently with the trailer brakes locked down

pull forward 25 feet, turn to the right, and then to the left

pull the tractor at a sharp right to release the trailer brakes

15 / 40

Why is it dangerous to unlock the pintle hook with the dolly still under the rear trailer?

the kingpin may snap in half

the dolly tow bar may fly up

the spring brakes may release

the fifth wheel may be misaligned

16 / 40

Before transporting a sealed load, you must check:

all of these answers are correct

that you don't exceed gross weight and axle weight limits

a picture of whatever is inside

a small sample of whatever is inside

17 / 40

The front trailer supports should be____before driving away.

raised 1/3 of the way with the crank handle secured in its bracket

raised 1/2 way with the crank handle secured in its bracket

raised fully and the crank handle secured in its bracket

3 turns down from the top and the crank handle secured in its bracket

18 / 40

If there is rust around the nuts, what may it indicate?

There is a leak somewhere.

They are loose.

They need to be changed out.

They are fitted just right.

19 / 40

Select the factor that is known to cause brakes to fail or fade. (more than one answer may be correct, but select only one)

tire retread that is mismatched

excessive heat from extensive use

when using the engine brake more than the brakes

brakes that are not aligned properly

20 / 40

Select the true statement about seeing ahead.

all answers listed

many individuals do not look far enough ahead while driving

good drivers will shift their attention from far and near and back and forth

you should look up to 1/4 mile ahead when driving at highway speeds

21 / 40

What does the amount of liquid allowed in the tank depend on?

The legally allowed weight limits.

All answers listed.

The size of the tank.

Whether and how much the liquid will expand during the trip.

22 / 40

You downshift automatic transmissions ______.

half way down a hill

none of these answers are correct

at the bottom of a hill

before going down a hill

23 / 40

Start by___when coupling.

coupling the tractor to the second trailer

coupling the converter hook to the pintle tongue of the first trailer

having the second trailer against the dock

backing the converter dolly under the second trailer

24 / 40

Which of the following is the proper definition of a cargo tank?

A bulk container which can be securely affixed to a vehicle.

A bulk container not permanently attached to a vehicle.

A bulk container permanently attached to a vehicle.

None of these answers are correct.

25 / 40

You should look into the back of the fifth wheel on a dolly to see if it is locked onto the kingpin.

only at the end of a shift

true

only in a level loading dock

false

26 / 40

The average person requires how many hours of sleep per 24 hour period?

6 or 7

7 or 8

5 or 6

8 or 9

27 / 40

The school bus driver may be the only contact person from school system some parents meet. The percentage of such parents is as high as:

0.5

0.85

0.65

0.72

28 / 40

What are the three types of emergency equipment that you must have with your vehicle?

warning devices for parked vehicles, first aid kit, flares

fire extinguisher, spare electrical fuses, warning devices for parked vehicles

none of these answers are correct

first aid kit, fire extinguisher, flares

29 / 40

How should the hand valve be used?

to test the trailer brakes

only when accompanied by the service brakes

only when the trailer is loaded to its maximum weight

only when accompanied by the foot brake

30 / 40

A placard is required for a combustible liquid at?

Any amount

100 gallons

1,001 pounds or more

110 gallons

31 / 40

Select the statement that tells you how you can check the low pressure warning signal.

Turn the electrical power off and apply pressure on and off the brake pedal to decrease air tank pressure. The low air pressure warning signal must come on before the pressure drops to less than 30 psi in the air tank.

Turn the electrical power on and apply pressure on and off the brake pedal to increase air tank pressure. The low air pressure warning signal must come on before the pressure increases to more than 60 psi in the air tank.

Turn the electrical power on and apply pressure on and off the brake pedal to decrease the air tank pressure. The low air pressure warning signal must come on before the pressure drops to less than 60 psi in the air tank.

The low pressure warning signal is only testable by the factory.

32 / 40

Your vehicle is going down a long hill and your brakes begin to fail. What should you do?

look for an escape ramp or an escape route

downshift

put the gears in neutral

pump the brake pedal

33 / 40

What are spring brakes?

they are powerful springs that hold back air pressure when driving

all of these answers are correct

they are brakes that automatically come on for a truck or trailer when the psi drops too low

they do not function when the psi falls below 30 psi

34 / 40

The most dangerous time during the school bus ride is:

When the students become unruly on the bus.

Crossing railway crossing.

When loading and unloading students.

On long bus journeys.

35 / 40

What do you need to do to supply air to the air tanks of the second trailer?

close the shut off valves at the back of each trailer

open up the shutt off valves on the rear of the first trailer and close the shut off valve at the back of the second trailer

none of the answers listed

open the shut off valve at the back of both trailers

36 / 40

What is a technical name?

The medical term for hazardous materials used by medical personnel.

The name for a hazardous material most commonly used in the trucking community, accepted as standard.

The name for a hazardous material used in scientific journals and texts, recognized as its chemical and microbiological name.

The name for a hazardous material most commonly used on the street.

37 / 40

Two causes of tire fires are ______.

duals that touch and road debris

under-inflated tires and duals that touch

hot brakes and under-inflated tires

under-inflated tires and poor retreads

38 / 40

You should make sure the_____before backing under a trailer.

trailer brakes are locked down

landing gear is fully raised

tractor shut off valve is normal

air brakes have been shut off

39 / 40

Which two special conditions indicate that you should downshift?

starting up a hill and finishing a curve

starting down a hill and entering a curve

starting up a hill and entering a curve

starting down a hill and finishing a curve

40 / 40

A shipper’s certification is best described as _____.

a paper certification given to the manufacturer from the shipper

a certification that the package has been prepared according to the rules when the shipper packages hazardous materials

a paper certification from the manufacturer given to the shipper

a test for shippers that certifies that they are qualified to package hazardous materials

Your score is

The average score is 0%

5/5 - (1 vote)

CDL Category Practice Tests

CDL Practice Test

How To Get A Wyoming Commercial Drivers License

Age
To be eligible for a CDL in Wyoming, applicants must meet the following age eligibility requirements.

Be at least 18 years old to operate a commercial vehicle intrastate (within Wyoming only).
Be at least 21 years old to operate a commercial vehicle interstate (outside of Wyoming).

Medical and Physical
Wyoming CDL applicants must be medically certified that they are physically fit to operate a commercial vehicle and pass a vision test. Applicants must have at least 20/40 vision with both eyes.

Applicants are required to submit the following documents.

(Form FSCDL-705) Wyoming Commercial Driver License Application
(Form MCSA-5876) Medical Examiner’s Certificate (An FMCSA-approved physician must complete this document.)

Disqualifications and Driving Record
Drivers who have had their licenses revoked, suspended, denied or canceled are not eligible for a CDL in Wyoming. Applicants can be disqualified for having multiple licenses.

Endorsements

H – Hazmat Vehicles
N – Tank Vehicles
P – Passenger Vehicles
S – School Bus
T – Double or Triple Trailer
X – Combination Tank Vehicles and Hazmat Vehicles

Hit the Open Road

Wyoming CDL License Test Tips

Knowledge Test
All Wyoming CDL applicants must pass the general knowledge test prior to taking the skills test. To pass the Wyoming test, applicants must score 80 percent or higher. Applicants who require additional endorsements must pass additional tests and pay the required fees.

Skills Test
The Wyoming skills test can be taken 14 days after applicants pass the knowledge test. It includes a pre-trip vehicle inspection, basic control skills and on-road driving. Applicants must pass each section.

Military CDL Waivers
Military veterans and current military members can apply to have the skills exam waived if they meet the requirements.

To qualify for a waiver, applicants must:

Be currently enlisted in the military.
Possess a valid Wyoming driver’s license.
Have operated a commercial vehicle as part of their military duties within the past 12 months.
Have been recently discharged from the military.
Submit (REV 2016) Application for Military Skills Test Waiver.

Additional Information

Information on the Wyoming Department of Transportation

The Wyoming Department of Transportation provides oversight for CDL regulations in Wyoming. To get more information contact them via:

Website: http://www.dot.state.wy.us/home/driver_license_records/commercial-license.html

Phone: 307.777.4800 option #4

Additional Wyoming CDL Helpful Links

Please use the links below to access Wyoming CDL testing resources and to learn more about practice driving tests for the state of Wyoming.

Wyoming CDL Practice Test

CDL Category Practice Tests

CDL Practice Test

How To Get A Wyoming Commercial Drivers License

Hit the Open Road

Wyoming CDL License Test Tips

Additional Information

Information on the Wyoming Department of Transportation

Additional Wyoming CDL Helpful Links

Wyoming
CDL Practice Test