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Washington
Washington CDL Knowledge Test Class A 1
Answers
Q.1.
Poisonous fumes can enter a cab due to:
A defective exhaust system.
Using the wrong type of fuel.
A lack of oil in the engine.
Q.2.
When starting from a complete stop, a vehicle should:
Jerk forward.
Roll backwards.
Not move backwards.
Q.3.
A safety valve is set to open at ____ pounds per square inch (psi).
100
150
200
Q.4.
If an air compressor is belt-driven, the belt should be routinely checked to ensure that it is:
Thin.
Properly tightened.
Cracked.
Q.5.
You will be denied a HazMat endorsement if:
You are a resident of the state in which you are applying.
You have no prior felony convictions.
You are considered to pose a threat.
Q.6.
On a slippery surface, stopping distance:
Is longer than on a regular driving surface.
Is not as long as on a regular driving surface.
Is about the same as on a regular driving surface.
Q.7.
If you have more than one license:
You likely won’t be caught.
You should not tell anyone.
You may get caught through the states' shared computer network.
Q.8.
While driving, ____ generally holds spring brakes in place.
Air pressure
Electricity
Gasoline
Q.9.
During the driving test, the examiner will be scoring you on:
How well-spoken you are.
How quickly you arrive to your destination.
General driving behavior.
Q.10.
If you are braking on dry pavement while traveling at 55 mph, how much distance will brake lag add to your overall stopping distance?
32 feet
45 feet
20 feet
Q.11.
When exiting a vehicle, a driver should:
Hop directly from their seat to the ground.
Maintain at least one point of contact with their vehicle.
Be turned to face their vehicle.
Q.12.
Driving at night is:
Safer than driving during the day.
Just as safe as driving during the day.
More dangerous than driving during the day.
Q.13.
To qualify for a CDL, which of the following is not an acceptable method for obtaining the minimum required training?
Completing a certified course from an approved commercial driver training school
Completing a course of commercial driver training as required by an employer
Reading the official commercial driver's manual
Q.14.
If your wheels being to spin when accelerating on a poor traction surface, you should:
Use the brakes.
Take your foot off the accelerator.
Continue to accelerate.
Q.15.
When it is difficult to see and you are traveling near other drivers, you should:
Use high beam lights.
Use low beam lights.
Use only the clearance lights.
Q.16.
If a load is 40 feet long, it should be secured by at least ____ tie-downs.
Two
Three
Four
Q.17.
If mirrors are dirty before starting a trip:
They will likely become clean after driving a short distance.
It should not be a concern.
They should be cleaned before the vehicle is driven.
Q.18.
While driving, a driver should:
Not be concerned with what is happening on the sides of their vehicle.
Be concerned with what is happening on all sides of the vehicle.
Not be concerned with what is happening behind the vehicle.
Q.19.
If convicted of a traffic violation, you must inform your employer:
Within three hours.
Within a week.
Within 30 days.
Q.20.
Hanging meat in a refrigerated truck:
Is a good way for inexperienced drivers to gain experience.
Requires a skilled driver.
Is illegal in most states.
Q.21.
Emergency equipment in a vehicle is:
Only required for vehicles that are transporting hazardous materials.
Only required during interstate travel.
Required.
Q.22.
A driver may restart a period of seven or eight consecutive days on duty:
After taking 24 hours off.
After taking 34 hours off.
After taking 46 hours off.
Q.23.
Brake linings should be:
Loose.
Free of oil.
Soft.
Q.24.
When completing a driver's side parallel parking maneuver, you should:
Pull forward directly into the parking space.
Back up past the parking space, then pull forward into it.
Pull forward past the parking space, then back into it.
Q.25.
Truck tractors with air brakes built on or after March 1, 1997 must have:
An Anti-Lock Braking System (ABS).
Bluetooth.
A GPS.
Q.26.
When traveling down a steep downgrade:
The air brakes should be used.
The vehicle should be placed in a low gear and the driver should use engine braking.
The driver should continually downshift instead of using the brakes.
Q.27.
When approaching your vehicle as part of a pre-trip inspection, seeing fresh oil underneath the vehicle is:
A good sign.
Normal.
A cause for concern.
Q.28.
Hydroplaning usually occurs:
When tires are properly inflated.
When driving at speeds slower than 15 mph.
In areas where water collects on the road.
Q.29.
If a vehicle's Anti-Lock Braking System (ABS) is malfunctioning:
The vehicle will have no brakes.
The vehicle will still be able to brake.
The vehicle will likely travel faster than usual.
Q.30.
What can happen if the air pressure gets too low in an air brake system?
The brakes may squeak.
The brakes may stop working.
The brakes may be sluggish.
Q.31.
On a slippery road, a driver should:
Make turns as quickly as possible.
Refrain from passing slower vehicles.
Stop quickly.
Q.32.
If you are confronted with an aggressive driver, you should:
Make eye contact.
Try to stay in their way.
Ignore any hand gestures.
Q.33.
If asked by a law enforcement officer to take a test to determine your blood alcohol concentration (BAC):
You can refuse to take the test without a penalty.
You can refuse taking the test but will be required to pay a $50 fine.
You will lose your CDL if you refuse to take the test.
Q.34.
When exiting a vehicle, it is important to maintain ____ with your vehicle at all times.
Three points of contact
Four points of contact
Two points of contact
Q.35.
An encroachment is when:
A driver does not appear for their scheduled basic skills test.
A vehicle touches an exercise boundary line during the basic skills test.
A driver fails one section of the basic skills test.
Q.36.
Which of the following is not a reason to cover cargo?
To protect people from spilled cargo
To protect the cargo from weather
To protect the cargo from animals
Q.37.
Skids caused by over-acceleration can usually be resolved by:
Removing your foot from the accelerator.
Braking.
Swerving to the right.
Q.38.
When asked to make a lane change during the driving test, you should:
Make the change as soon as the examiner asks, without looking.
Use your turn signal and change lanes when safe.
Make the lane change as quickly as possible, even if that means cutting off another driver.
Q.39.
A CMV should:
Not have a fire extinguisher, unless it is being used to transport hazardous materials.
Not have a fire extinguisher, unless it will be traveling through remote areas.
Have a fire extinguisher and other emergency equipment.
Q.40.
If transporting logs, a ____ light needs to be placed on the most extended point of the load.
Green
Yellow
Red
Q.41.
A Class 1 hazardous material is:
An explosive.
Radioactive.
Corrosive.
Q.42.
If taking the driving test and the route does not include a railroad crossing, you:
Will not have to do anything related to a crossing.
May have to explain how you would cross railroad tracks.
Will have to take the test again on a route that does include a railroad crossing.
Q.43.
A wig wag is:
A low pressure warning device.
A tube that carries air to the brakes.
A type of air brake system.
Q.44.
What should you do if your vehicle gets stuck on railroad tracks?
Stay in the vehicle.
Get out of the vehicle and call for assistance.
Continue trying to get your vehicle off the tracks until you are successful.
Q.45.
If your license to operate a personal vehicle is revoked or suspended:
You can get a hardship license to operate a CMV.
You cannot get a hardship license to operate a CMV.
Your CDL will not be affected.
Q.46.
When starting an engine, oil pressure should come up to a normal level:
Within seconds.
Within five minutes.
After about three minutes.
Q.47.
When completing an offset back/right parking maneuver, you should:
Pull straight forward, then drive straight back.
Drive straight back, then pull forward to the left.
Pull straight forward, then back to the right.
Q.48.
Dual tires should:
Always come into contact with one another.
Come into contact with one another fairly regularly.
Not come into contact with one another.
Q.49.
Of the following, which is not a recommended way to spot potential signs of trouble?
Watching the gauges
Using your senses
Checking critical items only at the beginning and end of a trip
Q.50.
Braking mechanisms are located inside:
The fifth wheel.
A brake drum.
The landing gear.
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