Oklahoma Car / Permit practice
Road Signs
Learn the shapes, colors, and meanings of regulatory, warning, and guide signs — from stop and yield to construction and school-zone signs.
Content reviewed against official driver handbooks · July 7, 2026
14 questions · pass with 11 correct. You get instant feedback and an explanation after every answer.
Study questions with answers
12 sample Road Signs questions with the correct answer, a short explanation, and the official handbook reference. Read through them, then take the quiz above.
1. A reflective orange triangle mounted on the back of farm equipment signals that the vehicle:
Correct answer: Moves at no more than 25 mph
The Slow Moving Vehicle emblem marks equipment that travels on public roads at no more than 25 mph.
Source: Oklahoma Driver Manual, Chapter 4: Signs, Signals and Markings
2. A blue roadside sign is generally used to direct drivers toward what?
Correct answer: Facilities such as fuel, dining, and motels
Blue service signs point the way to facilities such as fuel, food, and lodging along the highway.
Source: Oklahoma Driver Manual, Chapter 4: Signs, Signals and Markings
3. An X-shaped railroad crossbuck should be treated the same as which other sign?
Correct answer: A yield sign, so slow and be ready to stop for a train
Crossbucks work like a yield sign: slow down and be ready to stop for an approaching train.
Source: Oklahoma Driver Manual, Chapter 4: Signs, Signals and Markings
4. When the yellow beacon on a school-zone sign is flashing, a driver must:
Correct answer: Slow to the displayed limit and watch carefully for children
A flashing school-zone signal means slow to the posted zone limit and stay alert for children who may enter the road.
Source: Oklahoma Driver Manual, Chapter 4: Signs, Signals and Markings
5. According to the manual, a rectangular sign is always used as what kind of sign?
Correct answer: A regulatory sign that states laws or instructions
The manual explains that a rectangle is a regulatory sign, telling you about laws and regulations or giving instructions you must obey.
Source: Oklahoma Driver Manual, Chapter 4: Signs, Signals and Markings
6. What must a driver do at a red, eight-sided sign, even when dirt or snow hides its wording?
Correct answer: Come to a full halt and move on only when the way is clear
The octagonal shape and red color identify a stop sign, so you must halt completely and wait until the way is clear in every direction before going on.
Source: Oklahoma Driver Manual, Chapter 4: Signs, Signals and Markings
7. Signs printed on a fluorescent yellow-green background are used to warn about:
Correct answer: Schools, pedestrians, and bicycle crossings
This high-visibility color is reserved for signs marking schools, pedestrians, and bicycle activity.
Source: Oklahoma Driver Manual, Chapter 4: Signs, Signals and Markings
8. Diagonal stripes painted on a warning sign or barricade tell a driver:
Correct answer: The direction to steer in order to pass the obstacle
The slope of the stripes shows the direction in which traffic should pass the obstacle.
Source: Oklahoma Driver Manual, Chapter 4: Signs, Signals and Markings
9. A red circle with a diagonal line drawn through a symbol means:
Correct answer: The action shown is prohibited
A red circle and slash tell you the pictured action is not allowed.
Source: Oklahoma Driver Manual, Chapter 4: Signs, Signals and Markings
10. A downward-pointing triangle colored red and white instructs a driver to do what?
Correct answer: Slow down and give way, stopping if needed to let traffic pass
A yield sign tells you to reduce speed, be prepared to stop, and let other traffic pass before you enter or cross.
Source: Oklahoma Driver Manual, Chapter 4: Signs, Signals and Markings
11. Signs, cones, and barrels colored orange tell a driver they are near or in what?
Correct answer: A work zone where extra caution is needed
Orange signals a work zone, where devices are placed to guide you through safely and protect workers.
Source: Oklahoma Driver Manual, Chapter 4: Signs, Signals and Markings
12. Which shape and color combination identifies a general warning sign in Oklahoma?
Correct answer: A yellow diamond with black markings
Warning signs are diamond-shaped with a yellow background and black lettering, alerting drivers to conditions immediately ahead.
Source: Oklahoma Driver Manual, Chapter 4: Signs, Signals and Markings
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