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Washington CDL Permit Test - Knowledge Test Class A

Number of questions: 50
Passing score: 40
Directions: This license is required for driving any legal combination of vehicles, with a gross combination weight rating of 26,001 pounds or more, provided the GVWR of a trailer exceeds 10,000 pounds. To receive this license, applicants must pass a 50-question test. Test questions come from the Commercial Driver Guide. To pass, applicants must answer 40 questions correctly. Each question has three possible answer choices. Questions come from chapters covering: Introduction, Driving Safely, Transporting Cargo Safely, Air Brakes (if applicable), Combination Vehicles, Pre-Trip Vehicle Inspection Test, Basic Vehicle Control Skills Test and On-Road Driving. Endorsements that may be used with a Class A CDL are: Hazardous materials, Tank, Passenger, Doubles/Triples, HazMat, Tank, Air Brakes and School bus.
You have made error so far
Passing grade —
10 or fewer errors
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1.
For a basic vehicle control skills test, you are expected to be able to:
Alley dock.
Weave between a line of cones.
Complete an emergency stop.
2.
While driving, if you notice anything that affects safety or could lead to mechanical problems, you should:
Wait to see if the problem goes away.
Include the concerns in your written report.
Try to fix the issue yourself.
3.
In a dual air brake system, if one air system is very low on pressure:
None of the brakes will work at all.
Either the front or rear brakes will not be fully operable.
There is usually no noticeable effect.
4.
Which of the following is not a warning sign of fatigue?
Difficulty focusing
Staying within your lane
Rubbing your eyes
5.
If convicted of a traffic violation in your personal car:
You must tell your employer.
Your CDL will not be affected.
Law enforcement will tell your employer.
6.
Water that has collected on a roadway can cause:
Hydroplaning.
Acceleration.
Stopping.
7.
When starting from a complete stop, a vehicle should:
Jerk forward.
Roll backwards.
Not move backwards.
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