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California road signs practice test

Road signs are part of the California DMV knowledge test. Practise the 25 sign questions we wrote from the California handbook, then drill every common sign.

California handbook sign questions

25 questions
  1. Question 1What must you do at a STOP sign?

    red and white octagon road sign
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    D: Make a full stop at the limit line or before the crosswalk, then check traffic in all directions. At a STOP sign, make a full stop before entering the crosswalk or at the limit line, then check traffic in all directions before going. California Driver's Handbook (DL 600): Signs: STOP Sign, page 35.

  2. Question 2What does a red YIELD sign require you to do?

    red and white downward-pointing triangle road sign
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    B: Slow down and be ready to stop to let vehicles, bicyclists, or pedestrians pass. At a YIELD sign, slow down and be ready to stop to let any vehicle, bicyclist, or pedestrian pass before you proceed. California Driver's Handbook (DL 600): Signs: Red YIELD Sign, page 35.

  3. Question 3You see a DO NOT ENTER sign at a ramp. What does it mean?

    red and white square road sign
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    C: Do not enter the road or ramp where the sign is posted. Follow the instruction on red and white regulatory signs: DO NOT ENTER means you may not enter the road or ramp where it is posted. California Driver's Handbook (DL 600): Red and White Regulatory Sign, page 38.

  4. Question 4While driving at night, the road reflectors in your lane shine red in your headlights. This means:

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    C: You are driving the wrong way. If road reflectors shine red in your headlights at night, you are going the wrong way. Back out or turn around when it is safe. California Driver's Handbook (DL 600): WRONG WAY Sign, page 38.

  5. Question 5You enter a roadway and see a WRONG WAY sign. What should you do?

    red and white horizontal rectangle road sign
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    A: When it is safe, back out or turn around. DO NOT ENTER and WRONG WAY signs may be posted if you enter a road against traffic. When safe, back out or turn around. California Driver's Handbook (DL 600): WRONG WAY Sign, page 38.

  6. Question 6A sign shows a red circle with a red line through a picture. It means:

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    A: The pictured action is not allowed. A red circle with a red line through it shows what you cannot do. It may also be shown with words. California Driver's Handbook (DL 600): Red Circle with a Red Line Through It, page 38.

  7. Question 7This sign shows a U-shaped arrow inside a red circle with a red slash. What does it mean?

    white and black and red square road sign
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    B: No U-turn. A red circle with a slash through a U-turn arrow is a NO U-TURN regulatory sign. California Driver's Handbook (DL 600): Red and White Regulatory Signs, page 36.

  8. Question 8A round yellow sign with a black X and two letter R's warns that:

    yellow and black circle road sign
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    D: A railroad crossing is ahead. A yellow and black circular sign warns that you are approaching a railroad crossing. Look, listen, slow down, and prepare to stop. California Driver's Handbook (DL 600): Yellow and Black Circular Sign or X-shaped Sign, page 38.

  9. Question 9What should you do when you see an X-shaped railroad crossing sign?

    white and black crossbuck road sign
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    B: Look, listen, slow down, and be prepared to stop for trains. At an X-shaped railroad crossing sign, look, listen, slow down, prepare to stop, and let any trains pass before you go. California Driver's Handbook (DL 600): Yellow and Black Circular Sign or X-shaped Sign, page 38.

  10. Question 10Many railroad crossings have a blue and white sign. What is it for?

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    D: It tells you what to do if there is an emergency on the tracks or your vehicle stalls on them. The blue and white sign at many crossings tells you what to do if there is an emergency on or near the tracks or your vehicle stalls on them. California Driver's Handbook (DL 600): Yellow and Black Circular Sign or X-shaped Sign, page 38.

  11. Question 11What does a five-sided (pentagon) sign mean?

    fluorescent yellow-green and black pentagon road sign
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    A: You are near a school; drive slowly and stop for children in the crosswalk. A five-sided sign means you are near a school. Drive slowly and stop for children in the crosswalk. California Driver's Handbook (DL 600): 5-sided Sign, page 38.

  12. Question 12Diamond-shaped signs:

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    C: Warn you of specific road conditions and dangers ahead. Diamond-shaped signs warn you of specific road conditions and dangers ahead. California Driver's Handbook (DL 600): Diamond-shaped Sign, page 38.

  13. Question 13White rectangular signs generally:

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    D: Communicate rules you must obey. White rectangular signs communicate many important rules you must obey, such as ONE WAY or NO PARKING ANY TIME. California Driver's Handbook (DL 600): White Rectangular Sign, page 38.

  14. Question 14A diamond-shaped sign shows a car with wavy skid marks behind it. It means:

    yellow and black diamond road sign
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    D: Slippery when wet. This warning sign means the road is slippery when wet. Slow down in wet weather. California Driver's Handbook (DL 600): Warning Signs, page 37.

  15. Question 15A warning sign shows two lanes narrowing into one with a line ending on one side. It warns that:

    yellow and black diamond road sign
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    B: A lane ends ahead and you may need to merge. The Lane Ends sign warns that one lane is ending ahead, so be ready to merge. California Driver's Handbook (DL 600): Warning Signs, page 37.

  16. Question 16A warning sign shows two arrows pointing in opposite directions, one up and one down. What does it mean?

    yellow and black diamond road sign
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    B: Two-way traffic ahead. This sign warns of two-way traffic ahead, often where a one-way road or divided highway changes to two-way traffic. California Driver's Handbook (DL 600): Warning Signs, page 37.

  17. Question 17A yellow sign shows a black traffic light symbol. It warns:

    yellow and black and red and green diamond road sign
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    C: A traffic signal is ahead. This warning sign means there is a traffic signal ahead. Be prepared to stop. California Driver's Handbook (DL 600): Warning Signs, page 37.

  18. Question 18A yellow sign shows a red octagon with an arrow pointing up. It means:

    yellow and black and red diamond road sign
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    B: A stop sign is ahead. The Stop Ahead sign warns that a STOP sign is coming up, so prepare to stop. California Driver's Handbook (DL 600): Warning Signs, page 37.

  19. Question 19A yellow sign showing a road shaped like a capital T means:

    yellow and black diamond road sign
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    A: The road you are on ends ahead; you must turn left or right. A T-intersection sign warns that the road ends ahead at a T and you will have to turn left or right. California Driver's Handbook (DL 600): Warning Signs, page 37.

  20. Question 20A yellow warning sign shows a plus sign (+) shape. It means:

    yellow and black diamond road sign
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    C: A crossroad (intersection) is ahead. A crossroad sign warns that another road crosses yours ahead. California Driver's Handbook (DL 600): Warning Signs, page 37.

  21. Question 21A yellow sign shows a snake-shaped line. It warns of:

    yellow and black diamond road sign
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    D: A winding road ahead. The winding road sign warns of a series of curves ahead. California Driver's Handbook (DL 600): Warning Signs, page 37.

  22. Question 22A sign shows a large divided road splitting around a median ahead. What does it warn?

    yellow and black diamond road sign
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    D: A divided highway begins ahead. The Divided Highway sign warns that the road ahead becomes divided by a median or barrier. California Driver's Handbook (DL 600): Warning Signs, page 37.

  23. Question 23An orange and red triangle on the back of a vehicle means it is:

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    C: A slow-moving vehicle, such as road maintenance equipment that usually travels 25 mph or less. Some slow-moving vehicles, such as road maintenance vehicles, have an orange and red triangle on the back. They usually travel at 25 mph or less. California Driver's Handbook (DL 600): Slow-moving Vehicles, page 45.

  24. Question 24Warning signs should be obeyed:

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    B: Regardless of their shape or color. The handbook says to obey all warning signs regardless of their shape or color. California Driver's Handbook (DL 600): Signs, page 35.

  25. Question 25A diamond-shaped placard on a truck means:

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    B: The load may be hazardous, and the truck must stop before crossing railroad tracks. A diamond-shaped sign on a truck means its load may be dangerous (gas, explosives, etc.). These vehicles must stop before crossing railroad tracks. California Driver's Handbook (DL 600): Vehicles with Hazardous Loads, page 50.

Answer every question to see your score.

Road signs drill

20 random signs from our library of US road signs. Signs are the same in every state under the federal sign manual.

20 questions

Name the sign

Every road sign explained: shape, color, meaning and what to do.