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Road Signs and Signals Flashcards

25 cards from real CDL practice questions. Tap to flip, then mark Knew It or Still Learning โ€” missed cards come back until you master them.

Read the first 20 Road Signs and Signals flashcards as text
  1. This rectangular sign, with red background and white text, can supplement what common traffic sign?

    Answer: All intersection directions that have stop requirements.

    A rectangular sign with a red background and white text, often reading 'ALL WAY' or '4-WAY', supplements a standard STOP sign. It indicates that all approaches to the intersection have stop requirements. This sign clarifies that traffic from every direction must stop before proceeding, enhancing safety at complex intersections.

  2. This yellow diamond-shaped sign with red and black symbols warns you that there is ____ .

    Answer: An upcoming stop sign.

    A yellow diamond-shaped sign with a black symbol of an octagon (representing a stop sign) and an arrow pointing down is a 'STOP AHEAD' warning sign. It alerts drivers to an upcoming intersection controlled by a stop sign. This warning allows drivers sufficient time to prepare to slow down and stop safely.

  3. This sign indicates that you are in a _____ area.

    Answer: School zone.

    This sign typically depicts two children walking, often with a reduced speed limit below them, indicating a school zone. It warns drivers to be extra cautious and reduce speed because children may be present in the area. The sign's purpose is to enhance safety for pedestrians near schools.

  4. What does this yellow diamond shaped sign with black symbols indicate?

    Answer: Approaching a 4-way intersection.

    A yellow diamond-shaped sign with a black cross symbol indicates an upcoming intersection. This sign warns drivers to be alert for cross-traffic and potential hazards at the junction ahead. It prepares drivers for a point where multiple roads meet, requiring increased attention.

  5. What does this rectangular, white sign with red lettering mean?

    Answer: You should not stop here unless absolutely required.

    A rectangular white sign with red lettering, often stating 'NO STOPPING' or 'NO STANDING', indicates that you are prohibited from stopping your vehicle in that area, even temporarily. This restriction is typically enforced to maintain traffic flow, ensure visibility, or prevent congestion. Stopping is only permitted if absolutely required by traffic or law.

  6. What does this white, rectangular sign with black lettering tell you?

    Answer: Road closed to all vehicles.

    A white rectangular sign with black lettering stating 'ROAD CLOSED' clearly indicates that the road ahead is impassable or restricted to all traffic. This sign is used to inform drivers that they cannot proceed on that road due to construction, hazards, or other reasons. It mandates that vehicles must find an alternative route.

  7. This yellow, diamond shaped sign with black symbols cautions that there is:

    Answer: An upcoming curve to the right and the posted number is the advisable speed (mph).

    This yellow diamond-shaped sign typically shows a curved arrow pointing right, often with a smaller rectangular sign below it indicating a speed, like '35 MPH'. It warns drivers of an upcoming curve to the right and advises them of the maximum safe speed for navigating that curve. This helps prevent loss of control due to excessive speed.

  8. When you see this rectangular white sign with black lettering, you should ______.

    Answer: Turn on your headlights if it's raining.

    A rectangular white sign with black lettering typically says 'WIPERS ON HEADLIGHTS ON' or 'USE HEADLIGHTS WHEN RAINING'. This sign reminds drivers to activate their headlights during inclement weather, such as rain, to improve visibility for themselves and other vehicles. It enhances road safety by making vehicles more noticeable.

  9. This rectangular, white sign with black symbols tells that you must:

    Answer: Keep to the right.

    A rectangular white sign with a black arrow pointing right, often accompanied by text like 'KEEP RIGHT', indicates that drivers must stay to the right of an obstruction, median, or traffic island. This sign helps guide traffic flow and prevent collisions by directing vehicles around obstacles. It ensures orderly movement on the roadway.

  10. This square, white sign with black/red symbols tells you what?

    Answer: You may not park here.

    A square white sign with a red circle and a diagonal line through a 'P' symbol (for parking) indicates 'NO PARKING'. This sign prohibits vehicles from parking in the designated area. While stopping for loading or unloading passengers might be permitted in some 'No Parking' zones, the primary message is that parking is forbidden.

  11. What is this white rectangular sign with black lettering telling you?

    Answer: Trucks limited at this speed.

    This white rectangular sign with black lettering is a regulatory sign. The text 'TRUCKS 55' specifically indicates a speed limit that applies only to trucks. This means that truck drivers are legally required to not exceed 55 mph in this area, while other vehicle types may have a different speed limit.

  12. What does this yellow, diamond shaped sign with black symbols signify?

    Answer: The right lane is ending.

    Yellow diamond-shaped signs are warning signs, alerting drivers to potential hazards or changes in the road ahead. The symbol on this sign depicts a road where the right lane gradually merges into the left lane. This clearly signifies that the right lane is ending, and drivers should be prepared to merge safely.

  13. What does this this sign instruct you to do?

    Answer: Yield.

    This red triangular sign with a white background and red border, featuring the word 'YIELD,' is a universal regulatory sign. It instructs drivers to slow down and be prepared to stop if necessary to allow traffic on the intersecting road or approaching from another direction to proceed first. You must give way to other vehicles or pedestrians before entering the intersection.

  14. Which of the following actions should you take after seeing this sign?

    Answer: Return to the speed limit prior to school zone.

    This white rectangular sign with black lettering is a regulatory sign indicating the end of a specific zone. 'END SCHOOL ZONE' means that the special speed limits and other regulations that were in effect within the school zone no longer apply. Drivers should therefore return to the standard posted speed limit for the roadway segment beyond this sign.

  15. This yellow diamond-shaped sign with black symbols cautions that there is:

    Answer: A sharp turn to the right ahead.

    Yellow diamond-shaped signs are warning signs, alerting drivers to upcoming road conditions. The symbol of a sharp arrow curving to the right specifically warns drivers of an imminent sharp turn or curve in the road in that direction. This advises drivers to reduce their speed and prepare to navigate the turn safely.

  16. This black, rectangular sign with a white arrow and black lettering means what?

    Answer: Traffic may ONLY go in this one direction.

    This black rectangular sign with a white arrow pointing right and the text 'ONE WAY' is a regulatory sign. It clearly indicates that traffic is permitted to flow only in the direction the arrow points. Drivers must not travel in the opposite direction, as this would be driving against traffic on a one-way street.

  17. What does this white, rectangular sign with black lettering tell you?

    Answer: Traffic may ONLY go in this direction.

    This white rectangular sign with a black arrow pointing straight ahead and the text 'ONE WAY' is a regulatory sign. It indicates that traffic is permitted to flow only in the direction of the arrow. Drivers must proceed straight and are not allowed to turn onto or travel against the designated flow of traffic.

  18. What is this white rectangular sign with black lettering telling you?

    Answer: Must drive at this posted speed at least.

    This white rectangular sign with black lettering is a regulatory sign indicating a minimum speed limit. 'MINIMUM SPEED 45' means that drivers are required to travel at least 45 mph under normal conditions. This is to ensure smooth traffic flow and prevent drivers from impeding others by driving too slowly.

  19. This white, rectangular sign with black lettering and symbol says that:

    Answer: You must stop behind indicated mark on flashing traffic light.

    This white rectangular sign with black lettering, 'STOP HERE ON RED,' is a regulatory sign providing specific instructions for stopping at an intersection. It directs drivers to stop at the designated line or point when the traffic signal is red. This ensures vehicles do not block the intersection or crosswalk, enhancing safety and traffic flow.

  20. This white rectangular sign with black lettering and symbol means that you have to:

    Answer: Keep to the left

    This white rectangular sign with black lettering and a left-pointing arrow, stating 'KEEP LEFT,' is a regulatory sign. It instructs drivers to stay in or move to the left lane or side of the roadway. This is typically used to direct traffic around an obstruction, a median, or to indicate specific lane usage for safety and efficient traffic flow.