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Connecticut Class D Knowledge Test
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Passing target: 80% (20/25)
Warning, Construction & Information SignsStandalone practice
A yellow diamond displays a vertical traffic signal. What should you expect?

Correct answer: A traffic signal ahead; be ready to stop
Why
The signal-ahead warning gives time to reduce speed and prepare for a possible red light.
Verified against Connecticut Driver's Manual · Signal-ahead warning · p. 51
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