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Illinois Class D Written Exam Practice
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Regulatory, Lane & Parking SignsStandalone practice
A red circular sign face has a horizontal white bar and the words DO NOT ENTER. What should a driver do?

Correct answer: Do not enter the roadway from that direction.
Why
DO NOT ENTER marks an approach that traffic must not use from the direction facing the sign.
Verified against Illinois Rules of the Road, July2026 · DO NOT ENTER sign · p. 68
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