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

A drawbridge does not have a traffic light showing green or a traffic control attendant. How many feet before the draw of a bridge must a bus driver stop?

At least 25 feet.

At least 100 feet.

At least 75 feet.

At least 50 feet.

2 / 40

Do empty trucks have the best braking?

yes, but only on wet surfaces

yes

yes, but only if the truck is newer than 1998

3 / 40

When transporting hazardous loads, you must check the tires at least:

Every six hours.

Every two hours or 100 miles.

Twice every day.

Every 200 miles.

4 / 40

Which of the following statements about "Radioactive" labels is true?

Yellow iii indicates the highest level of radioactivity.

Black iii indicates the highest level of radioactivity.

Yellow ii indicates the highest level of radioactivity.

White i indicates the highest level of radioactivity.

5 / 40

What is the purpose of cladding in a tanker?

It eliminates liquid surge.

It protects the tanker form any corrosive cargo.

It controls the temperature of the cargo.

It protects the cargo from changes in temperature.

6 / 40

This gauge has a governor cut-off.

The ammeter gauge

Oil pressure gauge

Air gauge

The coolant temperature gauge

7 / 40

This object should not be spliced, cut, chafed, or worn through to allow steel braid to show.

Tires

Mud flaps

The lockjaw

Electric/air lines

8 / 40

On the Hazardous Materials Table, column 1 shows:

How much of the material can be put in a vehicle without placarding.

How to ship an item.

What materials can be loaded together.

To what shipping mode the information on that line applies.

9 / 40

On a drawbridge, you do not need to stop, but must slow down and make sure it's safe, when:

Both of these answers are correct.

None of these answers are correct.

There is a traffic light showing green.

The bridge has an attendant or traffic officer who controls traffic whenever the bridge opens.

10 / 40

A tractor should not be backed under a trailer until the whole air system is:

at half of its normal pressure

at a level of 50 and 70 psi

at a normal pressure

at a level of 70 and 90 psi

11 / 40

Which of the following types of cargo can never be carrier on a bus with riders?

Emergency drug shipments.

Emergency tear gas.

Small arms ammunition (orm-d).

Emergency hospital supplies.

12 / 40

An example of a low pressure warning signal for air brakes is:

a wig wag mechanical arm

all of these answers are correct

red light

a buzzer

13 / 40

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

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

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

The right and left front tires touching the ground.

200 feet behind the bus.

14 / 40

What is the minimum amount of distance you should maintain when driving at 50 mph in ideal conditions with a 100 ft twin trailer combination?

6 seconds

11 seconds

13 seconds

8 seconds

15 / 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.

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

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

16 / 40

How do you secure a second trailer to your combination vehicle?

use wheel chocks only

use the emergency air brakes or the trailer's spring brakes only

use emergency air brakes, spring brakes, and wheel chocks together

none of the answers listed

17 / 40

The trailer should be lowered so that _____.

the trailer is high above the fifth wheel

the tractor comes in contact with the nose of the trailer

you are able to use the landing gear to make adjustments

it is slightly raised when the tractor is backed under it

18 / 40

When is it best to wear your seat belt?

Only if required by company policy.

Only if your bus holds more than 27 people.

Always.

Only when you will be driving over 35 mph.

19 / 40

The main reason you should pull the dolly out from under a trailer before disconnecting it from the trailer in front is:

to provide additional lateral stabilization to the front trailer

removing the dolly before uncoupling is not the correct procedure

it is possible that the dolly tow bar could fly up making it difficult to re-couple

so the rear-trailer's air brake system will stay charged and keep the trailer wheels locked to prevent rolling

20 / 40

How often should air tanks be drained?

once a day

every 6 hours

every 4-5 days

every 7 days

21 / 40

Select the true statement about stop valves in a cargo tank:

They protect the piping and tank during rear end collisions.

They are manually operated.

They will close in an emergency.

They will fall off in an emergency.

22 / 40

You should place the starter switch key into your pocket while you are performing the pre-trip inspection because:

it could damage the starting mechanism

someone could start and move the truck

someone could steal the truck

all of these answers are correct

23 / 40

Select the true statement about emergency steering and tankers:

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

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

It is easier to counter steer than other vehicles.

None of the answers listed.

24 / 40

A disruptive passenger:

May be thrown off the bus.

Is not your responsibility.

Should not be discharged where it would be unsafe for them.

Should not be allowed on the bus.

25 / 40

Which of the following statements about overhead space is true?

the weight of the cargo changes a truck's height

warning lights are always installed on low bridges and overpasses

an empty van is lower than a loaded one

athe heights posted at bridges are usually accurate

26 / 40

The most important hand signal you should agree on with a helper is:

“turn up the music”

“faster”

“go”

“stop”

27 / 40

The amount of liquid you can carry depends on:

The density or weight of the liquid.

All answers listed.

How much the liquid will expand during the trip.

How much you can legally carry.

28 / 40

If you are stopped on an incline, how can you start moving without rolling back?

fully engage the clutch

aggressively pump the accelerator

apply the parking brake

shift to neutral

29 / 40

Under which two special conditions should you downshift?

before starting down a hill and before going up a hill

before entering a curve and before going up a hill

before starting down a hill and before entering a curve

if there is an accident and in sudden heavy rain

30 / 40

You do not have to stop at railroad crossings, but must slow down and carefully check for other vehicles:

Where a policeman or flagman is directing traffic.

If a traffic signal is green.

At crossings marked as "exempt" or "abandoned".

All of these answers are correct.

31 / 40

Select the false statement about tractor protection valves.

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

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

if the air pressure is low it will automatically close

the trailer air supply valve in the cab controls it

32 / 40

Which of the following is a recommended procedure when unloading the students?

Put the transmission in neutral gear and put on the brakes.

Tell students to remain seated until they are told to exit.

Let the students begin moving to the front of the bus before it's fully stopped to maximize efficiency.

Position yourself outside of the bus in front of crossover mirror to supervise unloading.

33 / 40

Bus drivers must have a commercial driver license if they drive a vehicle designed to seat more than:

20 or more persons, excluding the driver.

10 or more persons, including the driver.

15 or more persons, including the driver.

16 or more persons, including the driver.

34 / 40

If you are carrying Division 1.2 or 1.3 materials, how far away must you park from the traveled portion of the roadway?

At least five feet

At least twenty feet

At least half a mile

At least ten feet

35 / 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

none of the answers listed

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

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

36 / 40

Which of the following are some suspension system defects?

all of these answers are correct

leaking shock absorbers

cracked or broken spring hangers

broken leaves in leaf spring

37 / 40

The best way to test if the spring brakes come on automatically is to:

all of these answers are correct

apply pressure on and off the brake pedal until the parking valve pops out on single vehicles

apply pressure on and off the brake pedal until the parkng brake valve pops out on tractor-trailer vehicles

apply pressure on and off the brake pedal until the manufacturer's low psi specification has been met for the spring brakes to deploy

38 / 40

Check that the parking brake will hold by____when the parking brake is engaged and the trailer brakes released if not a combination vehicle.

while in neutral increase the rpm to 1500

all answers listed

shift up into a high gear and let off the clutch quickly

shifting down to a low gear and trying to pull forward gently

39 / 40

In the event of a tire failure you should...

disengage the clutch so you are in neutral gear

accelerate quickly until you find a place to pull over

pump the brakes until you come to a stop

stay off the brake and hold the steering wheel firmly

40 / 40

Carry-on baggage cannot be stored:

Under the seat.

Behind the seats.

On the seats.

In the aisles and stairwells.

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

CDL Category Practice Tests

CDL Practice Test

How To Get A washington Commercial Drivers License

Hit the Open Road

washington CDL License Test Tips

Additional Information

Information on the Washington State Department of Licensing

Additional Washington CDL Helpful Links

washington
CDL Practice Test