2025 Illinois Cdl Combination - Test 2
The following questions are from real Illinois 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. Trailers built before 1975 are:
Required to have spring brakes.
Not required to have spring brakes.
Unsafe to drive.
Prohibited from public roadways.
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Key Data
Number of Tests: 18
Number of Question: 20
Passing Score: 16
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