Driver's License Test Prep
North Carolina Practice Road Signs

Route markers for U.S. highways use what shape?

  1. A.
    Shield Correct
  2. B.
    Rectangle
  3. C.
    Pentagon
  4. D.
    Diamond
The Why

The answer is "Shield"

The manual gives U.S. highways a shield-shaped route marker. Choice D is the trap for a reader who studied the North Carolina section first and then carried the state diamond over to every numbered highway they came across.

Why the others miss

The traps in the wrong answers

B. Rectangle

Rectangles appear on N.C. secondary road signs, regulatory signs, and green, brown or blue guide signs, so shape alone does not identify a U.S. route marker. Defaults to rectangle because it is the shape a driver sees most often on the roadside.

C. Pentagon

Pentagons warn of school zones; they are not route markers. Reaches for any distinctive shape without matching it to the route-marker family.

D. Diamond

Diamonds mark North Carolina state routes, not U.S. highways. Carries the state-route diamond over to U.S. routes because both are numbered highways.

The Rule

This question tests your knowledge of Road Signs in North Carolina. Source: North Carolina Driver Handbook, "Chapter 5, Signals and Signs, Guide/Informational Signs," p.85..

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