GENERAL KNOWLEDGE CDL TEST WASHINGTON - 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. If you are driving a 30 foot vehicle at 35 mph, you should leave at least _______ between your vehicle and the vehicle in front of you.
3 seconds
2 seconds
4 seconds
2. Air brakes:
are prohibited on larger vehicles.
are an effective way to stop large and heavy vehicles.
should be used only when driving on wet roads.
3. To avoid rollbacks when you start, you should:
release the parking brake only when you have applied enough engine power.
if you have manual transmission, partly engage the clutch before you take your right foot off the brake.
All of the above.
4. Most heavy vehicles require ________ change gears.
double clutching
single clutching
double shifting
5. If your trucks has a high center of gravity, which of the following is true for curves?
You should travel at the posted speed limit.
Reduce your speed to a crawl.
You should slow down, as your truck can roll over at the posted speed limit for the curve.
6. The two ways of knowing when to shift are:
following distance and traffic speed.
weather and road conditions.
engine speed and road speed.
7. What is the minimum number of tie-downs for a 20 foot load?
3
2
1
8. Antifreeze:
helps the engine only when the temperature is below freezing.
helps the engine only under hot conditions.
helps the engine under hot conditions as well as cold conditions.
9. When going down a long downgrade, the speed of your vehicle will likely:
decrease.
increase.
stay the same.
10. ABS helps you:
drive faster.
brake harder.
None of the above.
 
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WA CDL Practice Test

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