washington
CDL Practice Test

Welcome to our CDL practice test site as you attempt to obtain your CDL in Washington. Our practice questions are designed to be similar to questions you would encounter on the CDL Knowledge Test. You can take these practice test questions as many times as you like, and the site is free to use as you prepare to take the CDL test in Washington. 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 Test" button below to begin.

1 / 40

Should the air pressure in the service air tanks fall below____the driver must be alerted via warning mechanism in the truck cab.

80 psi

30 psi

50 psi

60 psi

2 / 40

You should brake on a long steep downgrade hill as a supplement to the braking effects of the engine

when the vehicle is runaway

when the GVCW is above 20,000 lbs

yes

3 / 40

You can be sure air is supplied to the second trailer by:

while driving at 10 mph apply the hand valve you should stop at the same in the same distance as a single trailer driving at 5 mph

you should get out and listen for air flowing through the lines

going to the rear of the second trailer and open the emergency line shut off

watch the air gauge for a drop of 30 psi

4 / 40

What keeps air in the tanks should the air compressor develop a leak?

the air compressor

the tractor relay valve

the one-way check vavle

the engine protection valve

5 / 40

When arriving at the destination announce:

The next departure time.

The reason for stopping.

All of these answers are correct.

The location.

6 / 40

A battery box check is important. The battery must be secure, connection must be tight, and cell caps must be present. In addition these items should be checked:

The fluid level inside the battery.

Battery connection should show signs of excessive wear.

Battery connections should not show signs of excessive corrosion, and the battery box and cover or door should not be damaged and should be secure.

Battery connections should not show signs of excessive corrosion, but the battery box and cover or door is unimportant.

7 / 40

Select when you should use the hand valve to park a combination vehicle.

when parking at a loading dock

never

when parking in a commercial lot

when parking on a downgrade

8 / 40

To transport cargo safely, which of these are you NOT responsible for?

making sure that cargo is properly secured

inspecting the cargo

ensuring the freshness of sealed cargo

recognizing possible overloads

9 / 40

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

Tandem release arm

Locking pins

Lug nuts

Locking jaw

10 / 40

The bus driver must accept responsibility for supervising and controlling students while on the bus route. Who is the person in charge?

Parents of the students on the bus.

Students on the bus.

Bus driver.

The school district superintendent.

11 / 40

What is a passive railway crossing?

The type of crossing, which does not have any type of traffic control device.

The type of crossing where you can pass the tracks without stopping.

The type of crossing on which the driver does not have to stop.

The type of crossing with no cross buck sign.

12 / 40

You may use DANGEROUS placards instead of separate placards for each Table 2 hazard class when:

Both of these conditions must be met.

You have 1,001 pounds or more of two or more table 2 hazard classes, requiring different placards.

You have not loaded 2,205 pounds or more of any table 2 hazard class material at any one place (you must use the specific placard for this material).

The correct answer is not listed.

13 / 40

A tank trailer should never be fully loaded due to:

The movement is stronger.

The baffles aren't as effective.

The will be more shifting of the load.

The liquid can expand causing a leak from the trailer.

14 / 40

Select the false statement about tractor protection valves.

should the trailer air leak, it keeps the air in the tractor

the trailer air supply valve in the cab controls it

air is allowed to leak from the tractor line when it is closed

if the air pressure is low it will automatically close

15 / 40

Which of the following is the most important reason for doing a pre-trip inspection?

because other drivers do it

to make sure the vehicle will make your destination

safety for yourself and other road users

to make sure nothing has been stolen from the vehicle

16 / 40

What is the safest way to stop unruly behavior on the bus?

Keep checking the rear view mirror so you can see what happened and report to the principal.

Yell loudly for the students to sit down and behave themselves.

Pull off the road in a safe location, secure the bus, stand up, and tell the students what behavior you expect of them.

Have the unruly students move to the front of the bus.

17 / 40

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

invoice, shipping papers

package, trailer

shipping papers, package

trailer, packages

18 / 40

Do you need to stop before a railroad crossing if you are hauling 100 pounds of Division 4.3 Dangerous When Wet material?

Only in populated areas

Yes

Only if you have more than 1,001 pounds of it

19 / 40

Select the true statement about emergency steering and tankers:

Do not apply the brakes when making quick movements of the steering wheel.

None of the answers listed.

It is easier to counter steer than other vehicles.

Have a firm grip on the steering wheel before making quick movements of the steering wheel.

20 / 40

Cargo tanks are:

Only made in one size.

Bulk packaging temporarily attached to your vehicle.

Filled while they are off your vehicle, then attached for transportation.

Bulk packaging permanently attached to your vehicle.

21 / 40

How far away are you required to park from a bridge, tunnel, or building if you are carrying Division 1.2 or 1.3 materials?

At least 300 feet

At least 600 feet

At least 500 feet

At least 400 feet

22 / 40

This component should be checked that it is solid, securely bolted to the tracture frame, and clear of objects.

The catwalk

The fifth wheel

The platform

The locking kingpin

23 / 40

What are the 3 methods for securing a second trailer before coupling?

chocking the tires, parking on level ground, and charging the air tank

parking on level ground, chocking the tires, and charging the trailer air tank if it doesn't have spring brakes

all answers listed

parking against another trailer, locking the trailer door, and chocking the tires

24 / 40

Students exit the bus and walk:

Across the street.

At least 8 feet away from the side of the bus.

At least 10 feet away from the side of the bus.

The distance it takes to clear the danger zone.

25 / 40

You must not allow riders to stand:

Within two feet of any window.

In front of the standee line.

Between the wheel wells.

Within two feet of an emergency exit.

26 / 40

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

one

five

three

seven

27 / 40

By law, the warning lights must only be used when approaching a:

Busy intersection.

Any stop the bus makes.

Sharp turns.

Stop to load or unload students.

28 / 40

The brake pushrod should not move more than____for manual slack adjusters.

movement is not allowed

1-2 inches while the brakes are set

checking is not required in vehicles built after 1994 as they have automatic slack adjusters

an inch when pulled by hand with the brakes released

29 / 40

____is the most common type of foundation brakes used by heavy vehicles.

Rectangle brakes

S-Cam drum

Wedge drum

None of the answers listed

30 / 40

A driver that hauls hazardous materials must attend training every:

2 years

None of these answers are correct

3 years

1 year

31 / 40

Which of the following should you do when driving the school bus in high wind?

Drive only head-in to the wind to avoid cross-wind buffeting.

Keep a strong grip on the steering wheel and try to anticipate gust.

Pull off the road to wait for the winds to die down.

Speed up to get away from the wind as quickly as possible.

32 / 40

Select the true statement about speed and stopping distance.

None of these answers are correct.

You need two times the stopping distance when driving at 40 mph compared to 20 mph.

Tank surge will decrease your stopping distance.

When the road is wet it will double your stopping distance.

33 / 40

What color and shape is the trailer air supply control?

it is a square knob that is red

it is an 8-sided knob that is red

it is a triangle-shaped knob that is red

it is a square knob that is yellow

34 / 40

What must vehicles with air brakes have?

a minimum of 2 air tanks

all of these answers are correct

an air pressure gauge that shows how much air is used by the brake chambers for braking

an air pressure gauge that shows the pressure available for braking

35 / 40

Which of the following should you NOT do if you experience a tire failure?

engage the brakes hard and immediately

hold the steering wheel firmly

you need to be aware that a tire has failed

stay off the brake pedal

36 / 40

What is the purpose of cladding in a tanker?

It protects the tanker form any corrosive cargo.

It protects the cargo from changes in temperature.

It controls the temperature of the cargo.

It eliminates liquid surge.

37 / 40

For any flatbed load you must have at least ____ tie downs.

two

four

six

one

38 / 40

A bus has a GVWR of 22,000 pounds and seats 24 passengers. What CDL class is this vehicle?

Class C

Class A

Class D

Class B

39 / 40

If hazardous material is spilling from your vehicle, do not move your vehicle:

Any more than 500 feet.

In an upwind direction.

Any more that 450 feet.

Any more than safety required.

40 / 40

Select the definition of "off-tracking."

it is when the rear wheels of the vehicle follow a different path way than that of the front wheels

it is when the trailer wheels go in a different direction from the front wheels

none of the answers listed

it is wheen the rear wheel skid and the front wheels maintain a straight path

Your score is

The average score is 0%

5/5 - (1 vote)

CDL Category Practice Tests

CDL Practice Test

How To Get A washington Commercial Drivers License

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

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

Washington State CDL DOL applicants must be deemed to be physically fit to operate a commercial vehicle and pass a vision test. Applicants are required to submit the following documents.

(Form MCSA-5876) Medical Examiner’s Certificate (This document must be completed by an FMCSA-approved physician.
Self-Certification Document

Interstate non-excepted (drivers who do not work for the state or federal governments) must meet federal DOT requirements. Intrastate non-excepted drivers must meet the state requirements.

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

Washington CDL 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

washington CDL License Test Tips

All Washington CDL applicants must pass the general knowledge test prior to taking the skills test. This test consists of 50 questions. To pass the Washington test, applicants must score 80 percent or higher. Applicants who require additional endorsements must pass additional tests and pay the required fees. The Washington 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 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 active duty or honorably discharged from the military within the past year.
Have at least 2 years of experience operating a commercial vehicle as part of their military duties.
Submit (Form CDL-SK TST WVR) Application for Military Skills Test Waiver.
Submit (Form MCSA-5876) Medical Examiner’s Certificate.
Submit (Form 649-F) Medical Examination Report for Commercial Fitness Determination.

Additional Information

Information on the Washington State Department of Licensing

The Washington State Department of Licensing administers CDL license testing and regulations in Washington. To get more information contact them via:

Website: https://www.dol.wa.gov/driverslicense/cdl.html

Phone: 360.902.3900

Additional Washington CDL Helpful Links

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

washington CDL Practice Test