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Wisconsin CDL Knowledge Test Sample Questions

Real, Wisconsin-specific sample questions from our practice question bank, with the correct answer, a full explanation, and a source reference for each. See our national sample questions for topics that apply to every state, or take the full Wisconsin cdl practice test to test yourself instead of just reading the answers.

General Driving Knowledge

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1. What is the fee for a Wisconsin commercial learner's permit (CLP)?

A$30
B$90
C$19
DThere is no fee at all
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2. How long is a Wisconsin CLP valid?

AOne year
B90 days
C180 days
D30 days
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3. What noncommercial license must a Wisconsin applicant already hold before applying for a CLP?

AThere is no prior license requirement at all
BA valid Wisconsin Class D driver's license
CA learner's permit only, nothing further
DA commercial license from another state
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4. What BAC threshold applies specifically to commercial drivers in Wisconsin?

A0.08%, the same as a standard adult driver
B0.02%, the same as an underage driver
C0.10%, higher than the standard adult threshold
D0.04%, half the standard adult threshold
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5. What must a Wisconsin CDL applicant complete before the skills test, alongside the knowledge test?

ANo additional training; the knowledge test alone is sufficient
BA four-year commercial driving degree program
CFederal entry-level driver training (ELDT) through a registered provider
DA separate state-only training program unrelated to federal ELDT

More Questions

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6. What device rule applies to a Wisconsin CDL holder who still holds an instruction permit or probationary license?

ANo cell phone use at all, even hands-free, except to report an emergency
BThe same hands-free rule that applies to fully licensed drivers
CNo restriction at all, regardless of license type
DThe restriction only applies to texting, not phone calls
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7. Under federal hours-of-service rules that apply to Wisconsin CDL holders, how many hours of driving are allowed after 10 consecutive hours off duty?

AUp to 15 hours, with no separate on-duty window limit
BUp to 8 hours, regardless of the on-duty window
CUp to 11 hours, within a 14-hour on-duty window
DUnlimited hours as long as breaks are logged