Examkin

All practice questions

2524 questions

All types2,524Multiple choice1,281Multiple select4True / False972Matching89Ordering178
Question 441Question →

Match each driver classification on the left with its corresponding legal Blood Alcohol Concentration (BAC) limit on the right.

Click a left item, then click its matching right item

Items

Drivers under 21 years of age (Zero Tolerance law)
Commercial vehicle drivers operating a commercial motor vehicle
Standard non-commercial drivers aged 21 or older

Matches

Show answer & explanation

Answer

Drivers under 21 match with 0.01%0.01\%-0.02%0.02\% BAC (Zero Tolerance); commercial drivers match with 0.04%0.04\% BAC; and adult non-commercial drivers match with 0.08%0.08\% BAC.
Each driver classification maps strictly to statutory legal BAC limits: underage drivers under Zero Tolerance laws match 0.01%0.01\%-0.02%0.02\%, commercial drivers operating commercial vehicles match 0.04%0.04\%, and standard adult non-commercial drivers match 0.08%0.08\%.

Step-by-Step Solution

1
Determine the statutory BAC limit for drivers under 21 years old.
Underage drivers fall under Zero Tolerance rules with a legal limit of 0.01%0.01\% or 0.02%0.02\% BAC.
Traffic safety laws maintain strict zero-tolerance enforcement for underage drivers.
2
Determine the statutory BAC limit for commercial drivers operating a commercial vehicle.
Commercial vehicle drivers have a legal threshold of 0.04%0.04\% BAC.
Federal and state regulations set a stricter limit for operating heavy commercial vehicles.
3
Determine the statutory BAC limit for standard non-commercial adult drivers aged 21 or older.
Standard adult drivers have a legal limit of 0.08%0.08\% BAC.
This is the standard statutory per se impairment threshold for adult non-commercial drivers across all states.

Key Concept

Statutory Blood Alcohol Concentration (BAC) thresholds by driver classification
Question 442Question →

If a driver collides with a parked, unattended vehicle and cannot locate the owner after a reasonable effort, their legal duty on scene is fully satisfied by leaving a securely attached note with their name, address, and contact details on the struck vehicle.

Show answer & explanation

Answer: False

Answer

The statement is False. Leaving a written note on an unattended damaged vehicle is mandatory, but drivers must also notify local law enforcement without delay.
The statement is false because leaving contact information on the struck vehicle fulfills only the duty of notifying the owner; drivers remain legally required to report the incident to local police or highway patrol without delay.

Step-by-Step Solution

1
Identify the mandatory legal procedures following a collision with an unattended vehicle.
The driver must make a reasonable attempt to find the owner, leave a written note with identifying information if the owner cannot be found, and report the accident to police.
Motor vehicle statutes define multi-part legal requirements for on-scene accident duties.
2
Evaluate whether leaving a note fully clears on-scene legal obligations.
Leaving a note satisfies owner notification but fails to meet the statutory requirement of immediate law enforcement notification.
Leaving a scene without notifying authorities when required can be classified as hit-and-run or failure to report.

Key Concept

On-scene duties and law enforcement reporting requirements when striking unattended property
Estimated Time:1m 30s
Question 443Question →

When two opposing vehicles arrive at an intersection at the same time, the vehicle turning left must yield the right-of-way to an oncoming vehicle turning right into the same roadway.

Show answer & explanation

Answer: True

Answer

The statement is true because left-turning vehicles must yield the right-of-way to oncoming traffic, including opposing vehicles making a right turn.
The statement is correct because traffic laws require drivers turning left to yield to all oncoming vehicles, including those making a right turn onto the same street.

Step-by-Step Solution

1
Identify the paths of the vehicles
One vehicle is making a left turn across oncoming travel lanes, while the opposing vehicle is making a right turn into the same destination street.
Crossing oncoming traffic requires verifying which vehicle has the primary right-of-way.
2
Apply right-of-way rules for left-turning traffic
Left-turning vehicles must yield to all oncoming vehicles, whether those vehicles are proceeding straight or turning right.
Oncoming traffic maintaining its side of the roadway or turning right has priority over crossing traffic.

Key Concept

Right-of-way yielding requirements for left-turning vehicles facing opposing traffic
Estimated Time:45s
Question 444Question →

You are driving on a multi-lane city street and approach a Pedestrian Hybrid Beacon (HAWK signal) where the two top lights are currently flashing red. A pedestrian has finished crossing your lane and is walking away on the opposite side of the median. What is the legally required driving action in this scenario?

Show answer & explanation

Answer: Come to a complete stop, yield to any remaining pedestrians in the crosswalk, and proceed with caution once the crosswalk is clear.

Answer

Come to a complete stop, yield to any remaining pedestrians in the crosswalk, and proceed with caution once the crosswalk is clear.
During the flashing red phase of a Pedestrian Hybrid Beacon, drivers must treat the signal like a stop sign: bring the vehicle to a complete stop, yield to any pedestrians in or approaching the crosswalk, and proceed with caution once the crosswalk is completely clear.

Step-by-Step Solution

1
Identify signal phase rules
Recognize that two flashing red lights at a Pedestrian Hybrid Beacon carry the same legal requirement as a stop sign.
Traffic laws dictate a mandatory full stop at flashing red signals.
2
Check crosswalk safety
Ensure no pedestrians are present or stepping into your travel path.
Pedestrians retain right-of-way in marked crosswalks until completely clear.
3
Proceed safely
After bringing the vehicle to a complete stop and verifying the crosswalk is clear, proceed carefully.
Unlike a solid red light, a flashing red beacon permits proceeding after stopping and yielding.

Key Concept

Pedestrian Hybrid Beacon (HAWK Signal) Rules
Question 445Question →

Opening a vehicle's windows to allow cold air into the cabin and increasing the radio volume are effective methods to counteract physiological sleep debt and restore safe driver reaction times during extended night driving.

Show answer & explanation

Answer: False

Answer

The statement is False. Environmental countermeasures such as cold air and loud music fail to restore cognitive function or reaction time impaired by severe fatigue; only adequate rest or sleep can overcome drowsiness.
The statement is false because physiological fatigue causes degraded reaction time, micro-sleep episodes, and reduced spatial awareness that cannot be corrected by sensory tricks like cold air or loud sound. The only effective remedy for drowsiness is stopping to sleep or rest.

Step-by-Step Solution

1
Identify the core premise of the statement
The statement claims that cold air and high radio volume can overcome physiological sleep debt and restore safe driver reaction times.
Evaluating whether environmental tricks are recognized as valid safety countermeasures for driver fatigue.
2
Analyze the physiological impact of driver drowsiness versus temporary sensory stimuli
Sleep deprivation causes neurological impairment, microsleeps, and delayed information processing. Sensory tricks briefly alter comfort levels but do not improve brain reaction speeds or vigilance.
Fatigue stems from a physical need for sleep that sensory inputs cannot eliminate.
3
Determine the correct answer based on DMV safety standards
Because sensory tricks give a false impression of alertness while impaired driving risks remain critical, the statement is incorrect.
DMV guidelines mandate stopping in a safe area to rest as the only reliable solution for severe fatigue.

Key Concept

Inefficiency of Sensory Countermeasures for Driver Fatigue
Question 446Question →

A motorist is traveling along an urban roadway and approaches an intersection posted with a standard white rectangular regulatory sign displaying a black arrow pointing left with a red circle and diagonal slash across it ('NO LEFT TURN'). Due to an unexpected roadway hazard ahead, a uniformed police officer directing traffic at the intersection explicitly gestures for the motorist to execute an immediate left turn. Which of the following actions is the driver legally required to take?

Show answer & explanation

Answer: Obey the manual instructions of the police officer and execute the left turn safely, disregarding the posted regulatory sign.

Answer

The driver must follow the manual directions of the traffic officer and execute the left turn, despite the posted regulatory prohibition sign.
The correct action is to follow the police officer's hand signal and turn left. Manual directions from a law enforcement officer or official traffic controller override all regulatory traffic signs, traffic light signals, and lane markings.

Step-by-Step Solution

1
Identify the primary traffic control elements in the scenario.
A posted regulatory 'NO LEFT TURN' sign is present alongside a uniformed police officer giving manual hand signals.
Regulatory signs establish standard traffic rules, but special traffic control circumstances may arise.
2
Apply the statutory hierarchy of traffic control authority.
Manual directions given by a authorized traffic officer or police officer supersede all traffic control devices, including signs, signals, and pavement markings.
Traffic officers maintain supreme authority on the roadway to safely manage emergency situations and traffic flow.
3
Select the required legal maneuver based on precedence rules.
The driver must comply with the officer's explicit instruction to turn left.
Failing to follow an officer's lawful direction is a moving violation.

Key Concept

Precedence of Traffic Officer Directives Over Regulatory Signs
Estimated Time:1m 15s
Question 447Question →

Under Zero Tolerance laws, what is the maximum Blood Alcohol Concentration (BAC) limit permitted for a driver under 21 years of age in most jurisdictions?

Show answer & explanation

Answer: 0.00% to 0.02%

Answer

0.00% to 0.02%
Zero tolerance laws establish an extremely strict threshold (0.00% to 0.02% BAC) for drivers under 21 years old to ensure that minors do not drive after consuming any amount of alcohol.

Step-by-Step Solution

1
Identify the age group and legal rule specified in the question.
The question concerns drivers under 21 years of age under Zero Tolerance rules.
Underage drivers are governed by strict zero tolerance standards rather than adult impairment thresholds.
2
Determine the statutory Blood Alcohol Concentration (BAC) boundary for this group.
The allowable limit ranges between 0.00% and 0.02%.
Zero tolerance laws make it illegal for underage individuals to drive with any detectable alcohol in their body.

Key Concept

Zero Tolerance Laws for Drivers Under 21
Estimated Time:45s
Question 448Question →

Unless otherwise posted, the standard statutory speed limit in a residential district is 25 mph.

Show answer & explanation

Answer: True

Answer

True. Unless a different speed limit is posted, the statutory speed limit in residential zones is 25 mph.
In standard motor vehicle codes, 25 mph is established as the statutory default speed limit for residential streets unless specific signage indicates a different speed limit.

Step-by-Step Solution

1
Identify the driver's location and surroundings.
The driver is operating a vehicle in a residential district where no speed limit signs are posted.
Statutory speed limits apply automatically based on the road classification when specific signs are absent.
2
Apply the statutory speed law for residential zones.
The default legal speed limit is set at 25 mph.
Traffic laws establish standard speed limits for residential areas to ensure pedestrian and Neighborhood safety.

Key Concept

Statutory Speed Limits in Residential Zones
Question 449Question →

A driver comes to a complete stop at a red light at an intersection posted with a white rectangular sign reading 'NO TURN ON RED'. Seeing that cross-traffic is clear and no pedestrians are present in the crosswalk, what action must the driver take?

Show answer & explanation

Answer: Remain fully stopped at the intersection until the traffic signal turns green.

Answer

The driver must remain fully stopped at the intersection until the traffic light turns green.
A posted white rectangular sign stating 'NO TURN ON RED' is a regulatory sign establishing an absolute prohibition against turning while the traffic light is red. The driver must remain stopped until the light displays green, regardless of whether traffic or pedestrians are present.

Step-by-Step Solution

1
Identify the type and mandate of the traffic control device.
The sign displayed ('NO TURN ON RED') is a regulatory sign that explicitly forbids turning on a red light.
Regulatory signs convey mandatory traffic laws that must be obeyed at all times.
2
Evaluate the condition created by the combination of the red light and the posted regulatory sign.
Although standard right turns on red are permitted in many jurisdictions after stopping, a posted regulatory sign prohibiting turns on red supersedes the standard allowance.
Specific regulatory prohibitions override default traffic rules at designated locations.
3
Determine the legal driving action required.
The driver must wait until the light changes to green before executing any turn.
Proceeding prior to a green signal constitutes a moving violation.

Key Concept

Compliance with mandatory turning prohibition signs at signalized intersections.
Estimated Time:1m 0s
Question 450Question →

While driving along the right lane of a commercial road, you notice a large delivery van stopped ahead near a crosswalk with its hazard lights flashing. As you draw closer, you spot a pedestrian's feet beneath the front bumper of the van. Which of the following is the most appropriate defensive driving action?

Show answer & explanation

Answer: Cover your brake and reduce your speed immediately, preparing to bring your vehicle to a complete stop if the pedestrian steps into your path.

Answer

Cover your brake and reduce your speed immediately, preparing to bring your vehicle to a complete stop if the pedestrian steps into your path.
The correct action is to cover the brake and slow down immediately. Spotting clues such as feet underneath a stopped vehicle is a prime example of hazard anticipation. Reducing speed and preparing to stop eliminates reaction lag time if the pedestrian steps out into traffic.

Step-by-Step Solution

1
Identify potential hazard cues
Recognize that the feet visible underneath the stopped van indicate an obscured pedestrian about to step into the roadway.
Defensive driving requires identifying developing hazards before they become active emergencies.
2
Cover the brake and reduce vehicle speed
Hover the right foot over the brake pedal without fully applying it yet while easing off the accelerator.
Covering the brake eliminates reaction time delay if the pedestrian steps into the travel lane.
3
Prepare for a safe stop or yield
Ensure full control of the vehicle so a smooth, controlled stop can be executed if necessary.
Yielding right-of-way to pedestrians and maintaining safety takes precedence over maintaining vehicle speed.

Key Concept

Defensive Hazard Anticipation and Brake Covering near Obstructed Crosswalks
Question 451Question →

You are driving in the far-right lane of a three-lane highway at 55 mph when you observe a stationary roadside service truck with flashing amber emergency lights operating on the right shoulder. Due to heavy traffic in the adjacent middle lane, you cannot safely change lanes away from the stationary emergency vehicle. Under Move-Over laws, what action must you take?

Show answer & explanation

Answer: Reduce your speed significantly below the posted limit and proceed with caution while staying in your lane.

Answer

Reduce your speed significantly below the posted limit and proceed with caution while staying in your lane.
Move-Over laws mandate two primary protective actions: (1) change lanes away from the stationary emergency or service vehicle if traffic and road conditions permit, or (2) if changing lanes is unsafe or impossible due to heavy traffic, slow down significantly below the posted speed limit and pass with caution.

Step-by-Step Solution

1
Identify the primary obligation under Move-Over laws.
Drivers must vacate the lane closest to stationary emergency or utility vehicles with active flashing lights whenever safe and feasible.
Move-over statutes aim to protect first responders and highway workers operating on road shoulders.
2
Assess the situation when a lane change cannot be executed safely.
When heavy traffic prevents changing lanes, drivers must execute the secondary required action.
State laws stipulate slowing down to a safe, reasonable speed well below the speed limit when changing lanes is unsafe.

Key Concept

Move-Over laws require drivers approaching stationary emergency/service vehicles displaying flashing lights to change lanes if safe; if a lane change is impossible or unsafe, the driver must significantly reduce speed.
Estimated Time:1m 0s
Question 452Question →

Before operating a motor vehicle while taking a newly prescribed medication or an over-the-counter remedy, who is legally responsible for verifying that the medication will not impair driving performance?

Show answer & explanation

Answer: The driver operating the vehicle, who must read product warnings and consult a doctor or pharmacist if unsure about side effects.

Answer

The driver operating the vehicle is legally responsible for verifying that any prescription or over-the-counter medication will not impair their driving performance.
The driver operating the vehicle holds sole legal responsibility for ensuring they are not impaired before driving. This requires reading all warning labels on over-the-counter and prescription drugs and seeking professional medical advice if there is any uncertainty about potential side effects.

Step-by-Step Solution

1
Identify the primary legal duty of care when driving under the influence of medications.
Every licensed driver is individually responsible for ensuring their ability to control a vehicle safely.
Traffic laws hold the operator accountable for driving while impaired, regardless of medicine classification.
2
Evaluate how medication warning labels and medical consultation apply to driver responsibility.
Drivers must carefully inspect labels for warnings regarding drowsiness, dizziness, or machinery operation.
Ignorance of side effects or failure to read packaging warnings does not exempt a driver from DUI laws.

Key Concept

Driver Legal Responsibility for Medication Impairment
Estimated Time:1m 0s
Question 453Question →

A motorist stops along a roadway bordered by a raised concrete curb. Before turning off the engine, the motorist turns the steering wheel sharply toward the center of the road (away from the curb) so that if the brakes fail, the back edge of the front tire will catch against the curb face. For which parking situation is this specific wheel orientation required?

Show answer & explanation

Answer: Parking facing uphill alongside a raised curb

Answer

Parking facing uphill alongside a raised curb requires turning the front wheels away from the curb (toward the street).
When a vehicle is parked facing uphill next to a raised curb, turning the front wheels toward the street (away from the curb) ensures that if the vehicle rolls backward, the back edge of the front tire will roll into contact with the curb face and prevent further movement.

Step-by-Step Solution

1
Analyze the mechanical objective of turning wheels when parking on an incline.
The goal is to use gravity and either the curb or the road shoulder to prevent the vehicle from rolling into traffic.
If the parking brake fails, tire direction determines the trajectory of the rolling vehicle.
2
Evaluate the interaction between the tire position and the curb when facing uphill.
Turning the front tires away from the curb (left) means that if the car rolls backward down the hill, the rear side of the front tire will bump into and be blocked by the raised curb.
The curb acts as a chock block to hold the vehicle in place.

Key Concept

Hill parking wheel orientation rules and curb mechanics
Estimated Time:1m 0s
Question 454Question →

While driving at night on an unlit rural highway, your vehicle's headlights suddenly fail completely, leaving you in total darkness. Which of the following actions should you take immediately to manage this emergency safely?

Show answer & explanation

Answer: Turn on your hazard warning lights or parking lights, try toggling the headlight switch, brake gently while keeping straight in your lane, and pull completely off the roadway when safe.

Answer

Turn on hazard warning or parking lights, try toggling the headlight switch, brake gently while holding the steering wheel straight, and pull completely off the roadway as soon as it is safe.
The correct emergency procedure for total headlight failure requires immediately turning on secondary lights (parking lights or hazard lights) to remain visible to other road users, attempting to flip the dimmer or light switch to restore power, braking smoothly to maintain direction, and steering safely onto the right shoulder completely out of traffic lanes.

Step-by-Step Solution

1
Maintain vehicle control and activate auxiliary lighting
Emergency hazard lights or parking lights provide immediate visibility to other road users without total power interruption.
When primary headlights fail, auxiliary lights run on separate electrical circuits in many vehicles, preventing your car from becoming invisible to traffic.
2
Attempt quick troubleshooting without taking eyes off the road
Toggling the headlight switch or high-beam dimmer switch may restore headlight connection.
Light failures are often caused by loose connections or relay contacts in the primary switch circuit.
3
Decelerate smoothly and navigate off the active roadway
The vehicle slows down safely without skidding or being rear-ended, bringing it to a stop past the shoulder fog line.
Hard braking creates a collision hazard for trailing traffic, whereas controlled deceleration allows time to identify a safe shoulder location.

Key Concept

Headlight Failure Emergency Response Protocol
Estimated Time:1m 30s
Question 455Question →

You are driving on a multi-lane street approaching an intersection. The vehicle traveling in the lane next to you slows down and comes to a complete stop before an unmarked crosswalk. Which action must you take to comply with right-of-way rules?

Show answer & explanation

Answer: Stop before entering the crosswalk and yield until it is clear to proceed.

Answer

Stop before entering the crosswalk and yield until it is clear to proceed.
When a vehicle ahead or in an adjacent lane stops at a crosswalk (marked or unmarked) at an intersection, drivers approaching from behind must stop and yield right-of-way. Passing a vehicle that has stopped for a pedestrian is strictly illegal because the stopped vehicle blocks the view of pedestrian traffic.

Step-by-Step Solution

1
Recognize the hazard
Identify that the neighboring vehicle has stopped at an intersection crosswalk, indicating a pedestrian is likely crossing.
Pedestrians crossing at intersections have the right-of-way in both marked and unmarked crosswalks.
2
Apply right-of-way and passing regulations
Comply with traffic laws prohibiting drivers from passing any vehicle stopped at a crosswalk to permit a pedestrian to cross.
Passing a stopped vehicle hides crossing pedestrians from view and creates a severe collision risk.
3
Execute the correct maneuver
Bring your vehicle to a complete stop prior to the crosswalk and wait until the pedestrian has safely cleared the roadway.
Ensures full compliance with driver right-of-way laws and guarantees pedestrian safety.

Key Concept

Right-of-Way and Passing Restrictions at Intersection Crosswalks
Question 456Question →

The yellow diamond-shaped 'Added Lane' warning sign (MUTCD W4-3) alerts drivers that entering traffic will merge directly into their existing lane, requiring main-road drivers to change lanes or yield the right-of-way.

Show answer & explanation

Answer: False

Answer

False. The 'Added Lane' warning sign indicates that a new, dedicated continuous lane is formed for entering traffic, meaning vehicles entering the roadway do not need to merge directly into existing traffic lanes.
The statement is false because the 'Added Lane' warning sign explicitly informs drivers that entering traffic receives its own dedicated continuous lane. Entering drivers do not need to merge into existing traffic flow, and drivers already on the roadway do not need to yield or alter position to accommodate them.

Step-by-Step Solution

1
Identify the standard MUTCD meaning of the 'Added Lane' (W4-3) warning sign.
The sign depicts a straight vertical arrow alongside a curved arrow separated by an alignment line, representing a new continuous travel lane.
Recognizing the visual symbol determines legal right-of-way and required driver actions.
2
Compare the function of an 'Added Lane' sign with a standard 'Merge' sign (W4-1).
A 'Merge' sign warns that two separate lanes converge into a single lane requiring traffic to merge, whereas an 'Added Lane' sign signifies that entering traffic receives its own dedicated lane without needing to merge.
Distinguishing between merging traffic and added continuous lanes prevents unnecessary stopping, sudden braking, or abrupt lane changes.

Key Concept

Interpretation of the 'Added Lane' (W4-3) Warning Sign versus Merging Traffic
Question 457Question →

A motorist driving on a two-lane rural highway encounters a white rectangular regulatory sign displaying the words 'PASS WITH CARE'. This sign grants the motorist legal authorization to initiate a passing maneuver around a slower vehicle regardless of limited sight distance caused by an approaching crest or curve.

Show answer & explanation

Answer: False

Answer

The statement is false. The 'PASS WITH CARE' regulatory sign indicates that a regulatory no-passing zone has ended, but it does not authorize a driver to pass when sight distance is obstructed by road geometry such as hills or curves.
The statement is false because the 'PASS WITH CARE' regulatory sign only marks the end of a posted no-passing zone. It does not exempt a driver from fundamental traffic laws that strictly forbid overtaking another vehicle when sight distance is impaired by hills, curves, weather, or oncoming traffic.

Step-by-Step Solution

1
Identify the primary function of the 'PASS WITH CARE' regulatory sign.
The sign marks the official termination of a posted 'NO PASSING ZONE' (previously established by a 'DO NOT PASS' sign or solid yellow line).
Regulatory signs inform drivers of specific legal traffic controls and where restrictions begin or end.
2
Analyze the relationship between regulatory sign termination and general rules of the road.
Lifting a specific no-passing prohibition restores general passing rules; it does not grant unconditional permission to pass.
Basic traffic laws mandate that a passing maneuver is only lawful when the left side of the roadway is clearly visible and free of oncoming traffic for a sufficient distance.
3
Evaluate the truth value of the stem statement based on legal principles.
The statement falsely claims that the sign allows passing regardless of limited sight distance.
Overtaking on a hill crest or curve with obstructed visibility remains illegal and hazardous regardless of sign postings.

Key Concept

Regulatory Sign Boundaries vs. General Passing Safety Laws
Question 458Question →

A motorist traveling along a multi-lane commercial roadway approaches an area where overhead signs and black-and-white pavement markings specify 'CENTER LANE ONLY - LEFT TURN ONLY'. Congestion has slowed traffic in the main travel lanes to a crawl, but the designated center turn lane is entirely unoccupied. The driver intends to steer into this center lane, accelerate past four slowed vehicles over a distance of 300 feet, and then merge back into the main traffic lane ahead. Under regulatory sign and lane-use laws, which of the following statements correctly evaluates the legality of this proposed maneuver?

Show answer & explanation

Answer: The maneuver is illegal because regulatory center left-turn lanes are exclusively designated for preparing for or completing left turns and may never be used for passing or overtaking other vehicles.

Answer

The proposed maneuver is illegal because lanes designated by 'CENTER LANE ONLY - LEFT TURN ONLY' regulatory signs are strictly reserved for vehicles preparing to make left turns or completing turns onto the roadway, and they cannot be used as passing lanes.
The correct option highlights that regulatory signs displaying 'CENTER LANE ONLY - LEFT TURN ONLY' impose mandatory legal restrictions. These lanes exist solely to facilitate safe left turns off of or onto a roadway. Using a designated center turn lane as an overtaking or passing lane is illegal under all circumstances, regardless of traffic congestion in adjacent lanes.

Step-by-Step Solution

1
Identify the regulatory mandate of the posted sign and road markings.
The 'CENTER LANE ONLY - LEFT TURN ONLY' sign is a mandatory regulatory sign that establishes legally binding lane-use restrictions.
Regulatory signs inform drivers of specific legal requirements, prohibitions, and lane assignments that must be obeyed at all times.
2
Evaluate the driver's intended action against statutory lane regulations.
Using the center lane to travel 300 feet to pass four slowed vehicles constitutes illegal overtaking in a designated turn lane.
Traffic laws prohibit using designated two-way left-turn lanes for passing, accelerating to merge into straight-through traffic, or general travel.
3
Select the option stating the strict prohibition of using center left-turn lanes for overtaking.
The statement explaining that regulatory center turn lanes are exclusively for left-turn maneuvers and never for passing is identified as correct.
This directly reflects the legal standard established by regulatory lane control devices.

Key Concept

Regulatory Lane Control Signs and Center Left-Turn Lane Restrictions
Estimated Time:2m 0s
Question 459Question →

If your accelerator pedal becomes stuck while driving on a highway, what is the correct sequence of safety actions you should take to bring the vehicle to a safe stop? Arrange the actions below in the correct order from first to last.

Drag items to arrange them in the correct order

Show answer & explanation

Answer

The correct sequence is: First, shift the transmission selector into Neutral (N); second, apply steady and firm pressure to the brakes; third, signal and steer safely toward the shoulder or off the roadway; fourth, turn off the ignition after coming to a complete stop.
The established safety procedure for a stuck throttle begins by shifting to Neutral to decouple engine power from the drive wheels. Once neutralized, applying steady braking reduces vehicle speed. Next, the driver should signal and steer the vehicle smoothly to a safe spot off the roadway. Finally, the ignition should only be turned off after the car comes to a complete standstill to keep power steering active and prevent the steering wheel from locking during transit.

Step-by-Step Solution

1
Shift into Neutral (N)
Disengages the engine from driving the wheels without turning off auxiliary systems.
This immediately stops speed increase even if the engine continues to rev high.
2
Apply firm, steady braking
Slows down the vehicle rapidly and predictably.
Braking is effective once the engine power is no longer pushing the drive wheels forward.
3
Signal and pull off the road
Clears the active traffic lanes to prevent a collision with other vehicles.
Steering and braking assistance remain fully functional while the engine is running in Neutral.
4
Turn off ignition when fully stopped
Shuts down the engine safely.
Turning off the engine only after stopping ensures steering controls do not lock while moving.

Key Concept

Stuck Accelerator Emergency Procedure
Question 460Question →

A rectangular white regulatory sign displaying the text 'DO NOT PASS' legally prohibits drivers from crossing into the oncoming lane to overtake another vehicle, even if the pavement markings consist of a broken yellow line.

Show answer & explanation

Answer: True

Answer

True. The statement is correct because a posted regulatory sign such as 'DO NOT PASS' establishes a legal prohibition that supersedes permissive road markings like broken yellow lines.
The statement is true because 'DO NOT PASS' is a rectangular regulatory sign that imposes a binding prohibition against overtaking vehicles on the left. The presence of a broken yellow line does not grant permission to bypass posted regulatory restrictions.

Step-by-Step Solution

1
Identify the type and mandate of the traffic control device.
The 'DO NOT PASS' sign is a white rectangular regulatory sign that enforces legal movement restrictions.
Regulatory signs inform road users of traffic laws and regulations that must be obeyed.
2
Evaluate how posted regulatory signs interact with pavement markings.
Posted regulatory signs override permissive pavement markings when they establish stricter conditions or prohibitions.
Drivers must adhere to the posted prohibition even if the pavement markings would normally permit passing.

Key Concept

Regulatory sign authority over pavement markings
PreviousPage 23 / 127Next
All practice questions — DMV Permit Practice Test | Examkin