Iowa · Signs, Signals & Markings

In Iowa, a red traffic sign means:

  • Go
  • Caution only
  • Stop, yield, or do what is shown on the sign
  • Yield

Correct answer

Stop, yield, or do what is shown on the sign

Why this is correct

Correct answer: Stop, yield, or do what is shown on the sign. Source: Iowa Driver's Manual, page 6. Topic: Road Signs.

Iowa Driver Handbook, p. 6

Practice Iowa questions free

Your first full mock exam is free. No card required.

My Permit Pass is an independent study tool and is NOT affiliated with any state DMV. All practice questions are handbook-based study material, not official exam questions.

© 2026 My Permit Pass.

We use optional advertising pixels to measure our marketing. They stay off unless you accept. Privacy Policy