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WA CDL GENERAL KNOWLEDGE TEST - CDL PRACTICE TEST

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The CDL general knowledge test is required to be taken by all CDL applicants. The Washington CDL test consists of 50 questions. To pass, you must correctly answer at least 40 questions (80%). The general knowledge test covers the contents of the Washington CDL Manual. All CDL applicants (Class A, B and C) must study the following sections: Driving Safely, Transporting Cargo Safely, Air Brakes (if you plan to operate vehicles equipped with air brakes), Vehicle Inspection Test, Basic Control Skills Test, Road Test. In addition, the Class A CDL test will include questions based on the Combination Vehicles section. Take this CDL practice test now to prepare for the actual WA general knowledge test! To get your CDL, you must pass both the knowledge and skills tests. CDL knowledge tests include: General Knowledge, Passenger Transport, Air Brakes, Combination Vehicles, Hazardous Materials, Tanker Vehicles, Doubles/Triples, School Bus, Firefighter. Depending on what class of license (A, B or C) and endorsements you need, you must take one or more knowledge tests. A special endorsement is also required to drive certain types of vehicles. The following endorsements may be used with a Class A, B or C CDL: HazMat (H), Tank Vehicles (N), Tank Vehicles Transporting Hazardous Materials (X) and Passenger Transport (P). The School Bus endorsement (S) is only available for Class A or B CDL, and the Doubles/Triples endorsement (T) is only available for Class A driver's licenses.
1. When water collects on the road. your vehicle can:
hydroplane.
stop suddenly.
accelerate.
2. Dollies with ABS are required to have a malfunction lamp:
on the right side.
on the rear.
on the left side.
3. An alcohol evaporator:
used to reduce the chance of the front wheels skidding.
protects the air brake system from too much pressure.
is used to reduce the risk of ice in air brake valves and other parts during cold weather.
4. What is a pull up when referring to truck driving?
When a driver stops and pulls forward to get a better position.
A driving maneuver used to pull your vehicle over to the side of the road and stop.
A specific maneuver used to decelerate smoothly in the exit lane.
5. Hydroplaning is most likely to occur:
right before it starts to rain.
when it's been raining for over an hour.
right after it starts to rain.
6. Driving while talking on a hands-free device:
is not distracting to the driver.
can be distracting to the driver.
only distracts the driver if the driver is listening.
7. If stopped on a hill, how can you start moving without rolling back?
Press on the gas pedal, even if you have to roll back a little.
Partly engage the clutch before you take your right foot off the brake, put on the parking brake if necessary.
Release the parking brake before you have applied enough engine power to keep from rolling back.
8. Which of the following statements about cargo needing special attention is true?
Hanging meat in a refrigerated truck is a very stable load with a low center of gravity.
Overweight loads do not require special transit permits during daylight hours.
Dry bulk tanks require special care because they have a high center of gravity.
9. How can you tell if your vehicle is equipped with ABS?
Look for yellow ABS malfunction lamps on the instrument panel.
Trailers will have yellow ABS malfunction lamps on the left side.
All of the above.
10. Too little weight on the driving axles can cause:
longer stopping distances.
poor traction.
mechanical damage.
 
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WA CDL Practice Test

Number of questions: 50
Correct answers to pass:40
Passing score:80%
Number of questions: 50
Correct answers to pass:40
Passing score:80%
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