CDL Road Signs and Signals Practice Test 1 — Questions and Answers

Question 1: This white, rectangular sign with black lettering and symbol says that:

You must slow down.
Pedestrians are in the roadway.
You must stop behind indicated mark on flashing traffic light. (Correct answer)
Railroad crossing ahead.

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

This white, rectangular sign with black lettering and symbol, often displaying 'STOP HERE ON RED' or a similar instruction, is a regulatory sign. It indicates that drivers must stop their vehicle behind the marked line when a traffic light is flashing red or solid red. This ensures vehicles do not block intersections or railroad tracks, enhancing safety for all road users.

Question 2: This circular yellow sign with black markings identifies what?

Renovation zone.
Railroad crossing ahead and to proceed with caution. (Correct answer)
A school zone.
Railroad station.

Correct answer: Railroad crossing ahead and to proceed with caution.

A circular yellow sign with a black 'X' and the letters 'RR' is a standard advance warning sign for a railroad crossing. It alerts drivers to the presence of train tracks ahead, prompting them to slow down, look and listen for trains, and be prepared to stop if necessary. This sign is crucial for preventing collisions at railroad crossings.

Question 3: This yellow diamond shaped sign with black text says that you're approaching a ______.

Safe U turn area.
Hairpin turn.
Traffic circle. (Correct answer)
Emergency brake test area.

Correct answer: Traffic circle.

This yellow diamond-shaped sign with black text specifically warns drivers that they are approaching a traffic circle or roundabout. It advises motorists to be prepared for the circular intersection ahead, where traffic flows in one direction around a central island. Drivers should slow down and be ready to yield to traffic already in the circle.

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

Reduce speed.
Shooting range ahead.
Approaching a 4-way intersection. (Correct answer)
Extra focus required for road section.

Correct answer: Approaching a 4-way intersection.

This yellow diamond-shaped sign typically features a cross symbol, indicating that you are approaching a four-way intersection. It serves as a warning to drivers to be prepared for cross-traffic and potential turning vehicles from all directions. Increased vigilance and caution are required to navigate the intersection safely.

Question 5: This yellow, diamond shaped sign with black symbols says that you're coming to a _______.

Traffic circle. (Correct answer)
Safe U turn area.
Emergency brake test area.
Hairpin Turn

Correct answer: Traffic circle.

This yellow diamond-shaped sign with a circular arrow symbol warns drivers that they are coming to a traffic circle or roundabout. It signals the need to reduce speed and be prepared to yield to traffic already circulating within the roundabout. This helps ensure smooth and safe navigation through the intersection.

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

Road is closed during night hours.
Road closed to all vehicles. (Correct answer)
Due to road conditions, passing is not recommended.
Road closed unless you have an off-road vehicle.

Correct answer: Road closed to all vehicles.

A white rectangular sign with 'ROAD CLOSED' in black lettering is a regulatory sign that means the road ahead is impassable and prohibited for all vehicles. Drivers must not proceed past this sign and should seek an alternative route. Ignoring this sign can lead to dangerous situations or legal penalties.

Question 7: This rectangular sign, with red background and white text, can supplement what common traffic sign?

Work zone signs.
Prohibited parking signs.
Speed limit signs.
All intersection directions that have stop requirements. (Correct answer)

Correct answer: All intersection directions that have stop requirements.

This rectangular sign, often a 'STOP' or 'YIELD' sign, is a regulatory sign that mandates specific actions at intersections. It supplements the primary stop or yield requirement, reinforcing that drivers must stop or yield the right-of-way before proceeding. This ensures safety by preventing collisions at junctions.

Question 8: This white rectangular sign with black lettering and symbol means that you have to:

Merge to right.
Keep to the left (Correct answer)
Turn around.
Stay to the right.

Correct answer: Keep to the left

This white rectangular sign with a black arrow pointing left, often accompanied by 'KEEP LEFT' text, is a regulatory sign. It instructs drivers to stay in the left lane or pass on the left side of an obstruction or median. This sign helps guide traffic flow and ensures drivers maintain proper lane discipline.

Question 9: What does this yellow, diamond shaped sign with black symbols caution you of?

No shoulder ahead.
A curve to the left ahead. (Correct answer)
Upcoming intersection.
A cliff to the left

Correct answer: A curve to the left ahead.

This yellow diamond-shaped sign with a curved arrow pointing left is a warning sign indicating an upcoming curve in the road to the left. It cautions drivers to reduce their speed and be prepared to steer through the curve safely. Failing to heed this warning could lead to loss of control.

Question 10: If you see this sign that means _____.

Tourists might be present.
Loading and unloading is acceptable here. You can stop your vehicle temporarily. (Correct answer)
Parking is acceptable here.
None of the listed answers.

Correct answer: Loading and unloading is acceptable here. You can stop your vehicle temporarily.

This sign typically designates a loading zone, indicating that you can stop your vehicle temporarily to load or unload passengers or goods. It is not for parking, but allows for brief stops to facilitate quick transactions without obstructing traffic. The driver must usually remain with the vehicle.

Question 11: What does this sign indicate?

None of the listed answers.
The speed limit is changing ahead, probably for a school zone. (Correct answer)
Pedestrians merging.
Minimum speed limit.

Correct answer: The speed limit is changing ahead, probably for a school zone.

This sign warns drivers that they are approaching an area where the speed limit is about to change, often specifically for a school zone. Drivers should prepare to reduce their speed to the posted limit to ensure the safety of children and comply with traffic regulations. This helps prevent accidents in sensitive areas.

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

End of bicycle lane.
There is a new lane forming ahead.
The right lane is ending. (Correct answer)
The left lane is ending.

Correct answer: The right lane is ending.

This yellow diamond-shaped sign with black symbols depicts a road narrowing from the right, indicating that the right lane is ending ahead. Drivers in the right lane should prepare to merge safely into the adjacent lane, while drivers in other lanes should be aware of merging traffic. This helps prevent sudden lane changes and collisions.

Question 13: This yellow, diamond shaped sign with black symbols shows that ______.

There's an exit to the right.
Highway ends ahead.
You're approaching a runway.
A merge is about to occur or is occurring. (Correct answer)

Correct answer: A merge is about to occur or is occurring.

This yellow diamond-shaped sign with two converging arrows indicates that two lanes of traffic are coming together, requiring a merge. Drivers should be prepared to adjust their speed and position to safely integrate with other vehicles. This warning helps prevent collisions by giving drivers time to react to the merging condition.

Question 14: This rectangular, white sign with black symbols tells that you must:

Merge to the fast lane.
Perform a U-turn.
Slow down.
Keep to the right. (Correct answer)

Correct answer: Keep to the right.

This rectangular white sign with a black arrow pointing right, often accompanied by 'KEEP RIGHT' text, is a regulatory sign. It instructs drivers to stay in the right lane or pass on the right side of an obstruction or median. This sign helps guide traffic flow and ensures drivers maintain proper lane discipline.

Question 15: Which of the following actions should you take after seeing this sign?

Return to the speed limit prior to school zone. (Correct answer)
Begin speeding as it's now permitted.
Ignore pedestrians.
Disregard the speed limit.

Correct answer: Return to the speed limit prior to school zone.

This sign, typically an 'END SCHOOL ZONE' sign or a new speed limit sign, indicates that you have exited the school zone. Drivers can then safely resume the regular posted speed limit for that section of the road. The special school zone restrictions, such as reduced speeds, no longer apply.

Question 16: What does this rectangular, white sign with red lettering mean?

Stopping acceptable as long as someone is present in the vehicle. (Correct answer)
Permitted to change a flat.
Loading and unloading is allowed.
You should not stop here unless absolutely required.

Correct answer: Stopping acceptable as long as someone is present in the vehicle.

A 'NO STANDING' sign means you cannot leave your vehicle unattended, but you may stop temporarily to pick up or drop off passengers. This allows for brief stops without blocking traffic for extended periods, as long as the driver remains with the vehicle. It's a less restrictive prohibition than 'No Stopping' or 'No Parking'.

Question 17: What does this rectangular, white sign with black lettering and symbol advise?

Slow down because you're going below the speed limit.
If you're going below the speed limit, ignore all other traffic.
If traffic is moving faster, you should get off at the next exit and avoid that route. (Correct answer)
Continue on until you reach the next speed limit sign.

Correct answer: If traffic is moving faster, you should get off at the next exit and avoid that route.

This sign advises drivers who are unable to maintain the speed of surrounding traffic to consider an alternative route. It suggests that if you are significantly slower than the general flow, exiting at the next opportunity can improve overall traffic safety and efficiency by removing a potential impediment. This helps maintain smooth traffic flow on busy roads.

Question 18: What does this white, rectangular sign with black lettering tell you?

You may not pass for any reason. (Correct answer)
Look for reduced speed limit.
Passing allowed when clear.
Slow vehicles should pull off.

Correct answer: You may not pass for any reason.

A white rectangular sign stating 'NO PASSING ZONE' is a regulatory sign that strictly prohibits passing other vehicles in that area. This restriction is typically in place due to limited visibility, curves, or hills, where passing would be unsafe and could lead to head-on collisions. Drivers must obey this sign for their safety and the safety of others.

Question 19: What does this yellow diamond-shaped sign with black symbols indicate?

Chemical spill.
Brake-testing area.
Curvy road section.
Slippery when wet. (Correct answer)

Correct answer: Slippery when wet.

This yellow diamond-shaped sign typically depicts a car skidding, warning drivers that the road surface can become slippery when wet. It advises caution and reduced speed during rain or wet conditions to prevent loss of traction and potential accidents. Drivers should adjust their driving to the hazardous conditions.

Question 20: This sign indicates that you are in a _____ area.

Business zone.
Shopping.
Marketplace.
School zone. (Correct answer)

Correct answer: School zone.

This sign clearly identifies an area as a school zone, alerting drivers to the potential presence of children and the need for extreme caution. Speed limits are often reduced in these zones, and drivers must be prepared to stop for pedestrians or school buses. This helps ensure the safety of students.

Question 21: This sign with black 'X' lettering identifies what?

Railroad station.
None of the listed answers.
A railroad crossing. (Correct answer)
Hidden pirate bounty.

Correct answer: A railroad crossing.

A sign with a black 'X' and often the words 'RAILROAD CROSSING' (known as a crossbuck) marks the exact location of a railroad crossing. Drivers must yield to trains, stop if necessary, and proceed only when it is safe to do so. This sign is critical for preventing train-vehicle collisions.

Question 22: This rectangular sign with red lettering and symbol, indicates what?

You may only park here for one hour.
If you have the correct permit, parking is acceptable.
No parking here Monday - Friday.
You may not park on the side of the road in this direction. (Correct answer)

Correct answer: You may not park on the side of the road in this direction.

This sign, often a 'NO PARKING' sign with an arrow, indicates that parking is prohibited from the sign's location in the direction the arrow points. It is a regulatory sign designed to keep certain areas clear for traffic flow, emergency access, or other safety reasons. Drivers must find an alternative parking spot.

Question 23: What does this white rectangular sign with black symbols indicate?

Only parking for one hour.
Weekend parking only.
Only two-hour parking.
If you park here, your vehicle will be towed. (Correct answer)

Correct answer: If you park here, your vehicle will be towed.

This sign, commonly displaying 'TOW AWAY ZONE' or a towing symbol, warns drivers that illegally parked vehicles in this area will be impounded. It serves as a strict deterrent to unauthorized parking, ensuring compliance with parking regulations. Ignoring this sign can result in significant fines and inconvenience.

Question 24: What does this yellow, diamond shaped sign with red/black/white symbols warn you about?

Bus stop.
An upcoming yield sign. (Correct answer)
3-point turn ahead.
Runaway vehicle ramp.

Correct answer: An upcoming yield sign.

This yellow diamond-shaped sign, often depicting a triangular yield sign symbol, serves as an advance warning that a yield sign is ahead. It gives drivers time to prepare to slow down and be ready to yield the right-of-way to other traffic at the upcoming intersection or merge point. This helps prevent sudden stops and collisions.

Question 25: What does this rectangular red sign with white lettering indicate?

Continue going in this direction.
Park your car on the side of the road.
Speed up until you reach an intersection.
Do not go this way. (Correct answer)

Correct answer: Do not go this way.

This describes a 'WRONG WAY' or 'DO NOT ENTER' sign, which are regulatory signs typically red with white lettering. These signs are placed to prevent drivers from entering a roadway or ramp against the flow of traffic. Disregarding this sign can lead to head-on collisions and severe accidents.

CDL Road Signs and Signals Practice Test 1

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