2025 Nebraska Cdl Class B Knowledge Test - 1
The following questions are from real Nebraska 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 dual air brake system, a leak in one system:
Always means there are leaks in both systems.
May not affect the other system.
Is not something to worry about.
Will also affect the other system.
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Key Data
Number of Tests: 18
Number of Question: 50
Passing Score: 40
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