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Iowa Class C Knowledge Test Practice
Full test preview Question 1 of 25
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Passing target: 20/25 correct (TLA practice target)
Warning, Construction & Information SignsStandalone practice
A yellow diamond shows a black arrow curving to the right. What should the driver prepare to do?
Correct answer: Slow before the curve and steer smoothly.
Why
A curve warning calls for speed control before the vehicle reaches the change in roadway direction.
Verified against Iowa Driver's License Manual · Warning Signs · p. 9
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