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

Select the true statement about converter dollies:

all answers listed

they typically require a glad hand converter

because of their small size they have little braking power

they usually do not have spring brakes

2 / 40

Remember to_____when steering to avoid a crash while driving doubles.

have both hands on the steering wheel

be prepared to counter-steer

keep your foot off the brake while turning

all answers listed

3 / 40

In what position should the shut off valves on a the rear of the front trailer be in on a set of double trailers?

in an open position

in a halfway open position

in a 1/3 way open position

in a closed position

4 / 40

You should have the fifth wheel plate greased as recommened because:

it will ensure a good electrical connection

it will reduce noise and heat

it will prevent steering problems

it will ensure a good air line connection

5 / 40

What should you hear when you test the trailer brakes by opening the service air line at rear of trailer with the hand valve on?

none of the answers listed

the emergency air line will release air

the service brakes will move to a fully applied position

you should hear air escape from the open valve

6 / 40

Your bus is disabled. With riders aboard, the bus may be towed or pushed to a safe place only:

If getting off the bus would be more risky for the riders.

By another bus with its four-way flashers on.

By a 27,000 lbs gvwr or larger tow truck.

If the distance is less than 500 yards.

7 / 40

The belt that you need to make sure is securely mounted, without frays, and adjusts and latches properly is the:

The seat/safety belt

The air compressor belt

The water pump belt

The power steering belt

8 / 40

How many seats may be placed in the aisle if the bus is a charter and is carrying agricultural (farm) workers?

9 / 40

At a railroad crossing, the bus is required to stop at the stop line. If there is no clearly marked stop line, what is the required minimum and maximum stopping distance?

No closer than 10 feet and no further than 60 feet, where you have the best view of the tracks.

No closer than 15 feet and no further than 50 feet, where you have the best view of the tracks.

No closer than 10 feet and no further than 40 feet, where you have the best view of the tracks.

No closer than 15 feet and no further than 30 feet, where you have the best view of the tracks.

10 / 40

There must be a hazardous materials identification number on the ______ and on the ______.

trailer, packages

invoice, shipping papers

shipping papers, package

package, trailer

11 / 40

What is the correct number of red reflective triangles that you should carry?

one

three

seven

five

12 / 40

A driver of a tanker should use an escape ramp when _____.

the vehicle has lost braking power

when the tanks has bulkheads

only when it's raining

only in ideal conditions

13 / 40

What type fire extinguisher is required in the power unit of a placarded vehicle?

A ul rating of 15 abc.

A ul rating of 10 b/c or above.

A ul rating of 5 b/c or above.

Any of these are acceptable.

14 / 40

If you work for an interstate carrier:

Only fill out report for buses with defects.

You must complete a written inspection report for each bus driven.

None of these answers are correct.

If there are no defects, no report is necessary.

15 / 40

What does the drain valve for air tanks remove?

water and air

air and oil

oil and dirt

oil and water

16 / 40

How often should you check the tires on a placarded trailer that has dual tires?

Each time you stop.

Once every three hours.

Once every 100 miles.

Start of each day and every time you stop.

17 / 40

Carry-on baggage cannot be stored:

Behind the seats.

In the aisles and stairwells.

Under the seat.

On the seats.

18 / 40

Spring brakes are usually held back by_____during normal driving.

clamps

pressure of the spring

heat

air pressure

19 / 40

This item should be firmly attached the to frame, be solid, and clear of objects:

The catwalk

The locking jaw

None of these answers are correct answers are correct

The lock pins

20 / 40

Before pulling away, make sure the landing gear of the trailer is:

Raised and that the handle is hanging free.

Raised and that the handle is secured.

Down and that the handle is secured.

Down and that the handle is hanging free.

21 / 40

It is important to know the outage required for the liquids you carry because:

Tank baffles may not always be permitted with outage.

Some liquids will expand more than others when warm.

Some of the denser liquids don't need any.

None of these answers are correct.

22 / 40

Select when you should use the parking brake:

with rare exception, every time you leave your vehicle

each time you leave your vehicle for any amount of time

when in residential areas

when you are leaving your vehicle for more than an hour

23 / 40

When a substance in the materials table is written in italics it means :

It is the proper shipping name.

It is not the proper shipping name only those in roman type above it are proper shipping names.

The substance is for international transport.

It is a foreign substance.

24 / 40

The best way to have control on curves is:

keep pressure on the brake pedal through the turn

you do not need to do anything different

to decrease to your safe speed before entering the curve and then accelerate through it

to shift to a lower gear before entering the curve

25 / 40

This object is not checked at the rear of the trailer.

The back doors

The header board

The mud flaps

The bumper

26 / 40

You should___to reduce the air leakage rate.

monitor the air pressure gauge as you press on the brake pedal

release the service brake as the engine is running

leave the engine running while charging the air system

release the service brake after turning off the engine

27 / 40

At around____the governor allows the air compressor to start pumping again:

125 psi

100 psi

175 psi

225 psi

28 / 40

To avoid rollover when going through a curve, the best thing to do is:

Ride the brakes through the curve.

Pump the brakes through the curve.

Drive at a speed below the posted speed limit.

Drive at a speed higher than the posted speed limit.

29 / 40

Select how you can tell if your vehicle is equipped with an anti-lock braking system:

the vehicle is manufactured after 2001

the vehicle is manufactured after 1998

the vehicle is manufactured after 2005

the vehicle is manufactured after 1990

30 / 40

How do you make sure the air lines are not crossed and the trailer brakes are working after supplying air to the trailer?

listen for brake sounds as you apply pressure off and on the trailer brakes

lift the brake pedal up

activate the parking brakes

release the tractor brakes

31 / 40

What position should the heaviest trailer be in when pulling 3 trailers?

in the back

in the middle

in the front

it makes no difference

32 / 40

For emergency braking when driving a double trailer and having to use your brakes to avoid a collision is to:

use just the trailer brakes

use stab or controlled braking

apply a firm pressure to the brake pedal and don’t let off

use the engine brake

33 / 40

Air pressure should build___with a dual air system.

from 70 to 125 psi in 60 seconds

from 60 to 100 psi in 45 seconds

from 50 to 80 psi in 60 seconds

from 85 to 100 psi in 45 seconds

34 / 40

Select the true statement in regards to the center of gravity for tanks:

The vehicle can handle higher speeds around curves than other large trucks.

The center of gravity is generally lower than with other large trucks.

None of the answers listed.

The vehicle can turn over even when driving at the posted speed limit for curves.

35 / 40

You should adjust all the outside left and right side flat mirrors to see:

The entire area to the rear of the mirror along the side of the bus.

The children's exit path out of the main bus door.

The rear right and left tires touching the ground as well as 200 feet behind the bus.

The passenger area inside the bus.

36 / 40

When fueling a placarded vehicle, someone must always be:

At the nozzle, controlling the fuel flow.

Within 10 feet of the pump with a fire extinguisher.

Be at the rear most corner on the vehicle.

At the emergency power shut off for the pump.

37 / 40

A hazard class that uses transport indexes to determine the amount that can be loaded in a single vehicle is _____.

Class 7 radioactive materials

Class 6 poisons

Class 3 flammable liquids

Class 1 explosives

38 / 40

To inspect the______you should pump the pedal 3 times and hold it down for 5 seconds while making sure the pedal doesn't move during those 5 seconds.

engine brakes

parking brakes

air brakes

hydraulic brakes

39 / 40

While completing the 3rd component of the air brake check of a combination vehicle, at what psi should the tracor protection valve and parking brake valve should pop out?

20 psi

40 psi

They should never pop out

70 psi

40 / 40

How should the hand valve be used?

only when accompanied by the service brakes

only when accompanied by the foot brake

to test the trailer brakes

only when the trailer is loaded to its maximum weight

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