Based on 2022 WA CDL manual

Questions
50
Mistakes allowed
10
Passing score
80%
Official WA General Knowledge: What to Expect
50
Total number of questions

40
Number of questions required to pass

80
Percentage required to pass

Washington Commercial Driver's License
Washington Commercial Driver's License

With the CDL knowledge test proving to be a challenge, its important to start preparing with proven study tools to ensure you don’t leave the DMV office empty handed.  Start preparing now with this powerful Washington CDL General Knowledge Practice Test. This practice test has been designed to get you familiar with the concepts and format of the real test so you can avoid any surprises on test day. Earning your CDL is an essential step in becoming a commercial truck driver and we want you to be able to tackle this important milestone as quickly and easily as possible. On the practice test you will find 50 multiple choice questions covering topics like rules of the road, safety procedures, inspection guidelines, air brakes and much more.

If you double your speed will your stopping distance increase by two or four times? Do empty trucks have better or worse braking than a full truck? Discover the answer to questions just like these.  You will need to answer at least 80% of the questions correctly to pass.  We recommend  taking advantage of the unlimited attempts feature to ensure you fully master the material.  Each time the test is taken, the questions are shuffled to ensure you truly understand the information.  As an added bonus, this test will also provide you with a sneak preview of what the actual written CDL exam looks like and help you determine if you’re ready for the written exam. Get started now to take advantage of all this test’s benefits.