Nevada Road Signs Practice Test.
Free practice exam — 55 verified questions, instant feedback.

Answer: B
At a four-way stop, the vehicle that comes to a complete stop first is given the right to proceed first, because arrival order, not direction, determines priority when one driver is clearly ahead of the others. Waiting for everyone else, automatically yielding to the right regardless of who arrived first, or using headlight signals instead of simply proceeding when it is safe are not the correct way to handle a straightforward first-come order.

Answer: D
When vehicles arrive simultaneously at a four-way stop, the right-of-way rule mirrors an uncontrolled intersection: the driver who has another vehicle approaching from their right must yield to it. Assuming turning vehicles or vehicles with more occupants automatically go first has no basis in traffic law, and proceeding together at the same time risks a collision in the intersection.

Answer: C
At an uncontrolled T-intersection, traffic on the through road that continues in a straight line keeps the right-of-way, and the driver on the road that ends at the junction must yield before entering or crossing it. Neither signaling first, arriving first on the terminating road, nor simple proximity to the intersection changes this basic rule, since the continuing roadway is treated like the primary route.

Answer: C
Vehicles already moving through a roundabout have the right-of-way over vehicles waiting to enter, so an approaching driver must yield and wait for a safe gap before joining the circular flow. Entering immediately, yielding only to exiting vehicles, or accelerating to beat circulating traffic all ignore the core roundabout rule and can cause a broadside collision inside the circle.

Answer: D
When a school bus displays flashing red lights and an extended stop arm on an undivided road, traffic from both directions must stop and wait until the lights stop flashing and the arm is withdrawn, because children may be crossing near the bus and cannot always be seen in advance. Passing on the shoulder, continuing at normal speed, or waiting only until children happen to be visible all risk striking a child who steps into the road unexpectedly.

Answer: D
Drivers must yield the right-of-way to an approaching emergency vehicle using its siren and lights by pulling over to the right edge of the roadway and stopping until it has passed, giving the emergency vehicle a clear and predictable path. Speeding up, stopping in place without moving right, or ignoring the emergency vehicle until it is immediately behind the car can block its path and delay a life-saving response.

Answer: C
A pedestrian using a white cane or a guide dog is treated under traffic law as needing the highest level of caution, and a driver must come to a complete stop and yield until that pedestrian has safely finished crossing. Assuming the guide dog alone prevents any danger, waiting for a cane signal that the pedestrian is not obligated to give, or merely slowing while still moving all fail to provide the protection this vulnerable road user is guaranteed.

Answer: B
Vehicles already established in freeway traffic have the right-of-way over a vehicle merging from an on-ramp, so the merging driver must adjust speed and find a safe gap rather than expecting other traffic to move aside. Believing the merging vehicle has priority, that speed decides right-of-way, or that a turn signal alone grants entry all misunderstand how merging traffic is expected to yield.

Answer: C
A funeral procession traveling together with headlights on is generally treated as a single unit moving through intersections, and other drivers should not cut into the line of vehicles or interrupt its movement. Merging into a gap, passing using the oncoming lane, or treating each procession vehicle as a separate unit needing to stop at every intersection all disrupt the group and create unsafe, unpredictable traffic conditions.

Answer: D
A bicyclist operating on the roadway is legally treated as the operator of a vehicle with a right to use the travel lane, and a driver must allow adequate clearance when passing rather than crowding the bicyclist out of the lane. Honking to push the bicyclist aside, passing too closely, or assuming bicycles have no road rights all disregard the shared right-of-way bicyclists are entitled to.

Answer: B
The octagon shape is reserved exclusively for stop signs under the national uniform sign standard, so a driver can identify a stop sign by its eight-sided shape alone even if the red color is hard to see, such as in poor lighting or for a colorblind driver. A yield sign uses a downward triangle, a railroad warning uses a round yellow sign, and a no-passing zone uses a pennant shape, so none of those share the stop sign's distinctive shape.

Answer: C
Diamond-shaped signs in yellow are used to warn drivers of upcoming hazards or changes in road conditions, such as curves, intersections, or other developments ahead, rather than to state a mandatory rule. Regulatory signs are shaped like rectangles or squares, service signs are typically shown on blue backgrounds, and recreational or cultural information appears on brown signs, so none of those match a yellow diamond.

Answer: D
A downward-pointing triangle with a red border is the yield sign, which requires a driver to slow down and be prepared to stop if necessary, yielding to any crossing traffic or pedestrians before entering or crossing the intersection. Coming to a complete stop even when the way is clear, ignoring the sign when no vehicle is immediately visible, or treating it identically to a stop sign all misapply the distinct requirement that a yield sign only calls for stopping when necessary.

Answer: C
White rectangular signs are used for regulatory purposes, communicating rules drivers are legally required to follow, such as speed limits, turn restrictions, or parking rules. Warning signs instead use a yellow diamond shape, service information appears on blue signs, and points of interest are marked with brown signs, so a white rectangle stands apart from all of those categories.

Answer: A
Green signs are used to provide guide information, including directional guidance, distances, and route confirmation, helping drivers navigate rather than warning them of danger or stating an enforceable rule. A hazard warning would appear as a yellow diamond, an enforceable rule would appear on a white regulatory sign, and construction boundaries are marked in orange, none of which match the described green mileage sign.

Answer: B
Blue signs are used to indicate motorist services like fuel, food, lodging, or hospitals, helping travelers find amenities along a route. Hazard warnings appear on yellow diamond signs, regulatory rules appear on white signs, and recreational or historical destinations are marked on brown signs, so none of those categories match the driver's blue services sign.

Answer: D
A double solid yellow center line means passing is prohibited for traffic traveling in either direction, because the roadway conditions there, such as limited sight distance, make passing unsafe for both lanes. Believing passing is allowed when clear, allowed only from one side, or mistaking the marking for a pedestrian crossing all misread what a double solid yellow line is designed to communicate.

Answer: A
When the line closest to a driver's lane is broken, that driver is permitted to pass when it is safe to do so, even though the solid line on the oncoming side means drivers in that lane may not pass. Assuming passing is fully prohibited, limited to nighttime only, or that a broken line carries no meaning all misunderstand how these markings assign passing permission to only one direction at a time.

Answer: C
A solid white line between same-direction lanes signals that lane changes are discouraged in that area, such as near a ramp or a lane-drop, and drivers are expected to remain in their current lane. Treating the line as an absolute legal prohibition rather than a strong discouragement, assuming no merging will ever be required, or confusing it with a bicycle lane boundary all misstate what a solid white lane line communicates.

Answer: B
Chevron signs are placed along sharp curves or changes in road alignment to visually guide drivers through the turn, especially useful at night or in poor visibility when the roadway itself is hard to see. They do not state a speed limit, they are not used for exit distance information, and they are unrelated to marking recreational destinations, all of which use different sign types entirely.

Answer: D
Brown signs are used to indicate recreational and cultural interest destinations, such as parks, campgrounds, or historic sites, helping travelers locate these areas along their route. A regulatory checkpoint would use a white or red sign, a road-surface warning would appear as a yellow diamond, and motorist services like fuel are marked in blue, so none of those match a brown sign with a camping symbol.

Answer: C
Heavy rain reduces both visibility and tire traction, so a driver should slow down and increase the following distance behind other vehicles to allow more time and distance to react safely. Keeping the same speed, relying on hazard lights while continuing normally, or driving along the paved shoulder do not address the loss of traction and visibility that heavy rain creates.

Answer: B
Ice and packed snow drastically reduce tire traction, so a driver should reduce speed well before reaching a curve and avoid sudden braking or sharp steering movements that could cause a skid on the slippery surface. Assuming the posted limit is always safe on ice, braking hard right before the curve, or increasing speed through the turn all ignore how little traction is available and can easily send the vehicle into an uncontrolled slide.

Answer: D
Work zones require drivers to slow down and pay increased attention because workers, equipment, and temporary lane changes can appear with little warning, and the posted work zone speed reflects the added risk to both drivers and crews. Maintaining the normal limit, speeding up to get through faster, or using a closed lane because it looks empty all increase the danger to workers and other drivers in an already hazardous area.

Answer: A
A small yellow plaque posted beneath a curve warning sign provides an advisory speed, a recommendation for safely navigating that curve under normal conditions, rather than a separately enforceable legal speed limit like a posted white regulatory sign. Treating it as an absolute legal maximum, a required minimum, or something that applies only to trucks all misunderstand its advisory purpose, though drivers should still take it seriously given road conditions.

Answer: C
Alcohol begins affecting reaction time, judgment, and coordination well before a person feels obviously impaired, which is why waiting until effects seem severe before deciding not to drive is unsafe. Believing there is no effect until a large amount is consumed, that only vision is affected, or that increased confidence translates into better driving are all mistaken beliefs that lead impaired people to underestimate how much their driving ability has already been compromised.

Answer: A
Implied consent means that by choosing to drive on public roads, a driver has already agreed in advance to submit to chemical testing if lawfully arrested on suspicion of impaired driving, which is why refusing the test carries its own separate consequences rather than being a cost-free option. Believing refusal carries no consequence, that a separate court order is needed first, or that the concept only applies to certain ages all misunderstand how implied consent operates as a condition of driving privileges generally.

Answer: C
Some medications, especially those causing drowsiness or affecting the central nervous system, can interact with alcohol in ways that significantly increase impairment beyond what either substance would cause on its own, even when the medication itself was taken exactly as prescribed. Assuming a prescription automatically makes the combination safe, that medication would offset alcohol's effects, or that only appetite is affected all understate a genuinely dangerous interaction that can severely impair driving ability.

Answer: D
Laws generally prohibit having an open container of alcohol accessible within the passenger area of a vehicle while it is being operated on a public road, regardless of whether it is the driver or a passenger holding it, because it makes alcohol easy to access while the vehicle is in motion. Believing it is fine as long as the driver abstains, that closing the container between sips resolves the issue, or that the restriction is limited to the driver's seat all misunderstand how broadly this restriction is generally applied within the vehicle.

Answer: A
A zero tolerance approach for underage drivers treats any detectable amount of alcohol as a violation, rather than requiring the driver to reach the higher impairment threshold used for adult drivers, reflecting the added restriction placed on drivers who are not legally permitted to consume alcohol at all. Applying the adult standard, requiring visible impairment first, or limiting the rule to repeat offenders all misstate how a zero tolerance rule for underage drivers is meant to function.

Answer: C
Over-the-counter medications that cause drowsiness can impair alertness, reaction time, and coordination just as prescription drugs or other impairing substances can, so a driver experiencing these side effects should treat the medication as a genuine driving risk rather than dismissing it because it did not require a prescription. Assuming legality or availability without a prescription makes it a non-issue, or that it only matters when combined with alcohol, both understate the medication's standalone effect on driving ability.

Answer: C
A steady red light requires a driver to come to a complete stop before the marked stop line, crosswalk, or intersection, and remain stopped until the signal changes to green, unless otherwise permitted by a specific sign. Slowing down without fully stopping, treating a red light like a yield sign, or stopping only when a pedestrian happens to be visible all fail to meet the basic requirement of a complete stop at a steady red signal.

Answer: B
A flashing yellow light means a driver should slow down and proceed through the intersection with caution, watching carefully for other traffic and pedestrians, without being required to come to a complete stop as with a flashing red light. Treating it the same as a flashing red, stopping only conditionally, or speeding up to beat a signal change all misunderstand that a flashing yellow calls for cautious continued movement rather than a stop.

Answer: D
A learner's permit generally allows a new driver to practice only while accompanied by a licensed, qualified supervising driver seated where they can take control if needed, since the permit holder has not yet demonstrated the full skills required for unsupervised driving. Believing unsupervised driving is allowed near home, during daylight, or with a visible sticker in place of a supervising passenger all misunderstand the core purpose of a supervised learning stage before full licensing.

Answer: B
When two vehicles reach an uncontrolled intersection at the same time, the driver coming from the right is entitled to proceed first, since this shared rule lets both drivers predict who should yield without any sign or signal to guide them. Assuming the left-hand driver, the faster driver, or whoever gets to the middle first has priority ignores this standard rule and creates a serious risk of a broadside collision.

Answer: B
A driver turning left across the path of oncoming traffic must wait for a safe gap and yield to vehicles continuing straight through the intersection, because the through driver has no way to know the turning vehicle will cut across their lane. Reversing this priority, basing it on passengers, or assuming slow speeds remove the need to yield are misunderstandings that lead to left-turn collisions, one of the most common intersection crash types.

Answer: D
A pedestrian who has entered a marked crosswalk has the right-of-way, and an approaching or turning driver must yield until the pedestrian has safely crossed, regardless of which lane the pedestrian is currently in. Proceeding because the pedestrian has not reached the driver's own lane, honking to rush them, or treating a walk signal as the only trigger for yielding all put the pedestrian at risk of being struck.

Answer: B
An unmarked crosswalk is legally understood to exist at most intersections even without painted lines, so a driver must yield to a pedestrian crossing there just as they would at a marked crossing. Assuming the rule only covers painted crosswalks, limiting it to certain ages, or basing it on how fast the pedestrian is moving all misstate the underlying right-of-way principle that protects pedestrians at intersections.

Answer: B
A driver exiting a private driveway, alley, or parking lot onto a public road is entering an established traffic flow and must yield to both pedestrians on the sidewalk and vehicles already on the street before proceeding. Expecting pedestrians or street traffic to yield instead, or basing right-of-way on speed, reverses the responsibility that rests with the vehicle entering the roadway.

Answer: B
A driver backing out of a parking space is entering a lane already used by moving traffic and pedestrians, so that driver must yield to both before completing the maneuver, checking mirrors and turning to look rather than relying on any single method. Focusing only on the passing car, trusting sensors alone, or assuming a parked vehicle has priority all overlook the backing driver's duty to yield to everyone already in motion.

Answer: D
A driver proceeding straight through an intersection generally has the right-of-way over a driver turning left across their path, so the turning driver must wait for a safe gap even after both vehicles have stopped. Assuming the turning driver only owes a yield to oncoming traffic from a different approach, that arrival order alone decides priority, or that an officer is required to resolve every intersection all misapply the standard through-traffic priority rule.

Answer: D
Orange is reserved for temporary construction, maintenance, and work zone signage, alerting drivers that they are entering an area with altered traffic patterns, workers, or equipment near the roadway. Permanent regulatory signs use white or red backgrounds, recreational information appears on brown signs, and directional guide information typically appears on green signs, so none of those explain a temporary orange sign standing out among the other postings.

Answer: A
Fluorescent yellow-green is reserved specifically for signs warning of school zones, pedestrian crossings, and bicycle crossings, using a color distinct from standard yellow to draw extra attention to areas with vulnerable road users. A parking restriction would be a white regulatory sign, a distance marker would be a green guide sign, and a construction zone would use orange, none of which explain this specific bright color paired with a pedestrian symbol.

Answer: A
The round yellow sign marked with a black X shape is the standard advance warning sign placed before a railroad crossing, alerting drivers to slow down and prepare to stop if a train is approaching, well before they reach the crossbucks directly at the tracks. It does not itself require an immediate stop, and it should not be mistaken for a distance-guide sign or a school zone warning, which use different shapes and colors entirely.

Answer: C
A red circle with a white horizontal bar is the Do Not Enter sign, indicating that entry from that direction is prohibited entirely, which strongly suggests the driver has turned the wrong way onto a one-way street and must safely correct course rather than continue forward. Proceeding with caution, treating the sign as a mere yield, or assuming the restriction is only time-limited all fail to recognize the sign's meaning as an absolute entry prohibition.

Answer: C
The basic speed rule requires drivers to travel at a speed that is safe for current conditions, which means slowing below the posted limit whenever rain, poor visibility, or a slick surface makes that limit unsafe, even without a separate sign telling them to do so. Treating the posted number as always safe, assuming wipers and headlights alone solve the problem, or waiting for an additional sign before slowing all misunderstand that the responsibility to adjust speed rests with the driver's judgment of conditions.

Answer: B
In dense fog, drivers should reduce speed, use low-beam headlights, which illuminate the road without reflecting light back off the fog into the driver's eyes, and increase following distance to allow more time to react to hazards that appear suddenly out of the mist. High beams actually reduce visibility in fog by reflecting light back, speeding up increases the danger of a low-visibility collision, and following closely on someone else's taillights removes the reaction time a driver needs.

Answer: B
A layer of water building up between the tires and the road surface can cause hydroplaning, where the tires lose direct contact with the pavement and steering feels light or unresponsive; the correct response is to ease off the accelerator gradually and avoid sudden braking or steering, which could cause the vehicle to spin once traction returns. Assuming brake failure, a tire blowout, or an engine stall all describe different mechanical problems with very different symptoms, and reacting as if those were the cause could make a hydroplaning skid worse.

Answer: B
Wet pavement increases the distance a vehicle needs to come to a stop, so a driver should increase following distance beyond what would be used on dry pavement to allow enough room and time to react and brake safely. Assuming anti-lock brakes eliminate the need for adjustment, following more closely, or using the same distance regardless of conditions all fail to account for the reduced traction wet roads create.

Answer: D
Overdriving the headlights happens when a vehicle travels fast enough that its stopping distance exceeds the distance the headlights illuminate ahead, meaning a hazard that appears at the edge of the headlight beam may not leave enough room to stop in time. Glare to oncoming drivers relates to beam aim and high-beam use rather than speed, and neither fuel efficiency nor tire wear describes the specific stopping-distance hazard created by driving too fast for what the headlights reveal at night.

Answer: C
Severe fatigue slows reaction time, reduces alertness, and impairs decision-making in ways that research has shown can be comparable to the effects of alcohol impairment, making drowsy driving a serious and often underestimated hazard. Assuming drowsiness has no effect while the driver remains technically awake, that it only matters on highways, or that it somehow sharpens focus all understate how dangerous driving while significantly fatigued actually is.

Answer: C
Arranging a sober designated driver, rideshare, or other transportation before drinking begins removes the need to make judgment calls about impairment later, when alcohol has already reduced the group's ability to accurately assess who is fit to drive. Waiting to decide afterward, assuming careful driving offsets impairment, or choosing whoever seems least impaired all rely on impaired judgment at the exact moment a clear-headed decision is needed most.

Answer: B
A flashing red light is treated the same as a stop sign, requiring a driver to come to a complete stop and then proceed only when it is safe to do so, following normal right-of-way rules at the intersection. Assuming a flashing signal means it should be ignored, that only slowing down is required, or waiting indefinitely for the flashing to stop all fail to recognize that a flashing red light is a fully functioning instruction, not a malfunction to be disregarded.

Answer: D
When a traffic signal is completely dark due to a power outage or malfunction, the intersection should be treated as an all-way stop, with each driver coming to a complete stop and then proceeding using standard right-of-way rules, such as yielding to a vehicle that arrived first or is on the right. Assuming the heavier-traffic direction gets priority, that no rules apply at all, or that drivers must wait indefinitely for power to return all fail to provide the safe, orderly method drivers are expected to use at a dark signal.

Answer: D
Drivers are generally required to carry and present proof of a valid driver's license, current vehicle registration, and proof of insurance when lawfully requested by law enforcement during a traffic stop, since these documents establish that the driver and vehicle meet the legal requirements to be on the road. Offering only a verbal statement, a purchase receipt, or the vehicle's owner's manual does not satisfy this documentation requirement, since none of those confirm current licensing, registration, or insurance status.