2025 California Cdl Class B Knowledge Test - 2
The following questions are from real California CDL practice tests. After selecting the answer, you can see the explanation. After confirming, click "Next" to jump to the next question.
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1. In a vehicle with dual air brakes, a leak in one system ____ the second system.
Will always affect
May not affect
Is caused by
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Key Data
Number of Tests: 18
Number of Question: 50
Passing Score: 40
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