California DMV CDL General Knowledge Quick Practice Test 1 For 2023

CDL Class A, B or C. Complete CDL driver training course. All the questions in this test are from the official DMV written exam. You can use our free online tests to evaluate how likely you are to pass the official DMV test. Or you can just cut to the chase and increase your chances of passing by upgrading to Premium Membership and unlock official DMV tests. In addition, you will also receive a master cheat sheet which contains all your state’s DMV questions and answers. Premium membership also unlocks a smart tracker which keeps an inventory of all incorrectly answered questions for easy, fast and effective revision. Practice with our free tests or hit Upgrade button below for premium access and increase your chances of passing your DMV written exam.

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Quick Facts:

Number of Questions – 20

Passing Percentage – 80%

Test Type – Free Test

1. What is another name for front-end header boards?

2. Which of the following is not a warning sign of fatigue?

3. If operating a school bus, you are considered to be driving under the influence of alcohol if you have a minimum blood alcohol content (BAC) of:

4. The more alcohol in the body:

5. If a vehicle is equipped with power steering, the hoses should be checked:

6. When preparing to drive in the winter, be sure to check:

7. When checking your tires, which of the following is not an issue to correct?

8. Pressing and releasing a brake pedal unnecessarily can: