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50 question exam format · Real sign images & audio · Free

NJ Permit Practice Test

Real test: 50 questions, 80% to pass. Practice 20 at a time below. Free, no signup.

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New Jersey verified practice bank · 239 questions rev 2026-10-12-ca500

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A New Jersey resident plans to learn with a parent instead of a driving school. What is the minimum age for this examination permit?
More ways to practice: exam simulator, topic drills, missed questions

239-question bank · Sign images & explanations · Free

New Jersey practice test has 239 questions. Every question comes with a plain-English explanation the moment you answer.

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Real exam format: 50 questions, 40 correct to pass.

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New Jersey permit practice test at a glance

239 free practice questions, with 11 numbered 20 question tests and the full bank to practice, plus a free real-exam simulator that matches the New Jersey knowledge test (50 questions and 40 correct to pass), a road sign test, and an explanation for every answer. No signup, no paywall, nothing locked. Questions are written from the New Jersey Driver Manual and were last checked against it on September 6, 2026.

The real New Jersey knowledge test is the DMV exam used for a learner permit. This page contains the full free 239 question study bank, with an explanation after each answer. Use the numbered 20 question tests below when you want a fixed study session.

The real New Jersey knowledge test: 50 questions (plus a survey question about organ donation); passing score 80 percent, or 40 of the 50 questions, must have correct answers (official source). This practice bank has 239 questions.

Alcohol and DUIEmergenciesLaws and paperworkParkingRight of wayRoad signsSafe drivingSignals and markingsSpeed limits

See facts and key topics for New Jersey DMV (minimum age, fees, wait times, question counts by topic) before you start, or print it to bring with you on test day.

Booked your test? See what to bring and where to go: a printable New Jersey document checklist with official office and appointment links.

Study the handbook, chapter by chapter: 17 short free lessons with the key rules, the exact numbers, and 3 check questions each, all quoted from the New Jersey manual.

How to use this NJ practice test

  1. Take the 50 question exam-length practice test above once, untimed, to find your weak topics.
  2. Work through the numbered 20 question sets below. Each one is fixed, so a second attempt is a fair comparison.
  3. Read the explanation on every miss. The wording comes from the New Jersey Driver Manual, which is what the examiners use.
  4. When you pass three sets in a row at 80 percent or better, book the real test.

NJ practice tests, 20 questions each

Fixed sets in a fixed order so you can retake one and compare your score.

  1. Test 1
  2. Test 2
  3. Test 3
  4. Test 4
  5. Test 5
  6. Test 6
  7. Test 7
  8. Test 8
  9. Test 9
  10. Test 10
  11. Test 11

Printable NJ practice test with answer key

Frequently asked questions

How many questions are in the New Jersey practice bank?

This free page contains the full 239 question bank. The numbered tests each contain 20 fixed questions.

How does this practice test relate to the real New Jersey test?

The real test facts are shown above from the official source. This page is an educational practice bank and is separate from the DMV test.

Can I use the New Jersey practice test for free?

Yes. The practice questions, explanations, and numbered tests are free to use with no account required.

Last verified 2026-09-05 against the New Jersey Driver Manual, which sets the real exam at 50 questions and 40 correct to pass.

All 50 questions, NJ exam length

Every question below comes from the New Jersey question bank on this page. Open a question to see the correct answer and the explanation. Nothing here is hidden behind a signup.

  1. 1. A New Jersey resident plans to learn with a parent instead of a driving school. What is the minimum age for this examination permit?

    1. 17
    2. 16
    3. 18
    4. 21
    Show answer

    17. New Jersey's examination permit does not need a student enrollment or an instructor, and it is available once a resident is at least 17 and Full explanation in Test 1

  2. 2. What do double yellow and white solid lines prohibit?

    1. Passing
    2. Turning into every driveway
    3. Using a railroad crossing
    4. Parking at a fire hydrant
    Show answer

    Passing. Double yellow and white solid lines prohibit passing. Full explanation in Test 2

  3. 3. What should a driver do at a flashing yellow traffic signal?

    1. Slow down and proceed with care
    2. Stop and wait for green
    3. Accelerate before the signal changes
    4. Treat it as a flashing red stop sign
    Show answer

    Slow down and proceed with care. A flashing yellow light tells the driver to slow down and proceed with care. Full explanation in Test 3

  4. 4. A New Jersey probationary driver under 21 has a job that starts at 4:30 a.m. What makes driving to work during the restricted hours lawful?

    1. A parent's spoken permission
    2. Carrying a signed certification from the employer on business letterhead
    3. Nothing, because the hours rule has no exceptions
    4. Displaying an extra pair of GDL decals
    Show answer

    Carrying a signed certification from the employer on business letterhead. New Jersey allows an exemption from the 11:01 p.m. to 5:00 a.m. Full explanation in Test 4

  5. 5. A New Jersey driver experiences a tire blowout. What should the driver do first?

    1. Brake hard before moving toward the shoulder
    2. Turn sharply toward the nearest open lane
    3. Release the steering wheel so the vehicle can coast freely
    4. Hold the steering wheel firmly and keep the vehicle straight
    Show answer

    Hold the steering wheel firmly and keep the vehicle straight. During a blowout, the first priority is keeping the vehicle pointed straight. Full explanation in Test 5

  6. 6. Which statement describes New Jersey's yellow and dashed center-line combination?

    1. Pass whenever the solid line is on your side
    2. Cross the lines to make a U-turn at any time
    3. Ignore the markings if no vehicle is visible
    4. Pass only when the dashed line is on your side, and finish before it becomes solid
    Show answer

    Pass only when the dashed line is on your side, and finish before it becomes solid. A mixed yellow marking permits passing from the side with the broken line, and the driver must finish before that section changes to solid. Full explanation in Test 6

  7. 7. How long must a New Jersey permit holder under 21 practice with a supervising driver before a probationary license can be issued?

    1. At least three months, with no suspensions or postponements
    2. At least one full year of supervised practice
    3. At least six months, with no suspensions or postponements
    4. No set period once the 50 practice hours are logged
    Show answer

    At least six months, with no suspensions or postponements. Under 21, the supervised stage in New Jersey lasts at least six months, and that time must be free of suspensions or postponements before th Full explanation in Test 7

  8. 8. What is the New Jersey response when an engine dies and power steering fails?

    1. Release the wheel so the vehicle can center itself
    2. Keep a firm grip because extra hand power is needed, then stop safely
    3. Turn off all warning lights and continue at normal speed
    4. Apply the parking brake sharply while making a fast turn
    Show answer

    Keep a firm grip because extra hand power is needed, then stop safely. If an engine dies and power steering is lost, the driver should keep a firm grip because extra hand power is needed to turn or maintain cont Full explanation in Test 8

  9. 9. A motorist becomes angry in traffic. What should the driver do before continuing?

    1. Use the horn repeatedly
    2. Follow another vehicle closely
    3. Make an abrupt lane change
    4. Take time to cool off
    Show answer

    Take time to cool off. Strong emotion can impair judgment, so an angry or excited motorist should take time to cool off. Full explanation in Test 9

  10. 10. What do yellow edge lines separate from the travel lane?

    1. Opposing traffic lanes
    2. The shoulder
    3. A railroad crossing gate
    4. A pedestrian waiting area
    Show answer

    The shoulder. Yellow edge lines separate the shoulder from the travel lane and show the edge of the highway. Full explanation in Test 10

  11. 11. Is it lawful in New Jersey to drive across private property to bypass a traffic signal or stop sign?

    1. Yes, whenever the property entrance is open to the public
    2. Yes, but only if the driver activates hazard lights
    3. No, unless the maneuver is made after midnight
    4. No, using public or private property to avoid the control is a motor-vehicle violation
    Show answer

    No, using public or private property to avoid the control is a motor-vehicle violation. New Jersey specifically treats operating a vehicle on public or private property to avoid a traffic-control signal or sign as a moving viola Full explanation in Test 11

  12. 12. What does New Jersey law impose on a driver convicted of failing to stop for a pedestrian in a marked crosswalk, when no one is seriously injured?

    1. A $54 fine with no points
    2. A written warning for a first offense
    3. A $1,000 fine and 8 points
    4. A $200 fine, with possible community service of up to 15 days
    Show answer

    A $200 fine, with possible community service of up to 15 days. N.J.S.A. 39:4-36 sets a $200 fine for a driver convicted of failing to stop and stay stopped for a pedestrian in a marked crosswalk, and the Full explanation in Test 1

  13. 13. What fine range may apply to a New Jersey Move Over law violation?

    1. $25 to $75
    2. $100 to $500
    3. Only a warning for a first offense
    4. $500 to $1,000
    Show answer

    $100 to $500. A New Jersey Move Over violation carries a fine of not less than $100 and not more than $500. Full explanation in Test 2

  14. 14. What do New Jersey road work signs alert motorists to?

    Orange diamond sign warning of road work ahead
    1. Permanent license restrictions
    2. Temporary roadway conditions such as lane shifts and detours
    3. The current color of a traffic signal
    4. A guaranteed dry road surface
    Show answer

    Temporary roadway conditions such as lane shifts and detours. Road work signs alert motorists to temporary roadway conditions, including lane closings, lane shifts, flaggers, uneven pavement, and detour Full explanation in Test 3

  15. 15. What is New Jersey's speed limit on rural roads where no limit is posted?

    1. 35 mph
    2. 50 mph
    3. 55 mph
    4. 65 mph
    Show answer

    50 mph. New Jersey's speed table sets 50 mph for non-posted rural roadways. Full explanation in Test 4

  16. 16. A New Jersey motorcycle rider notices a vehicle following too closely. What does the manual advise the rider to do?

    1. Speed up quickly to get away from the vehicle
    2. Brake suddenly to warn the driver behind
    3. Move closer to the vehicle ahead
    4. Open up additional following distance ahead
    Show answer

    Open up additional following distance ahead. The motorcycle section of the New Jersey manual says many riders complain about tailgaters, motorists that follow too closely. Full explanation in Test 5

  17. 17. In bad weather, how much longer can a truck, tractor-trailer or bus take to stop, according to the New Jersey manual?

    1. About 5 percent longer
    2. No longer than a car
    3. About twice as long
    4. As much as 25 percent longer
    Show answer

    As much as 25 percent longer. Large vehicles have deep blind spots, called no-zones, and they need more room to stop than cars do. Full explanation in Test 6

  18. 18. A red-bordered inverted triangle in New Jersey identifies which instruction?

    Red-bordered inverted triangle YIELD sign
    1. YIELD
    2. STOP
    3. No passing
    4. Railroad crossing ahead
    Show answer

    YIELD. The inverted triangle is the distinctive shape assigned to a YIELD sign. Full explanation in Test 7

  19. 19. What do road arrows show when used with other signs?

    1. The location of the nearest inspection station
    2. That passing is always permitted
    3. That the roadway is closed to all traffic
    4. The correct direction a motorist must take in that lane
    Show answer

    The correct direction a motorist must take in that lane. Road arrows, when used with other signs, show the correct direction a motorist must take in that lane. Full explanation in Test 8

  20. 20. A pedestrian has not entered the roadway and faces an orange steady raised palm. What should happen?

    1. Start crossing quickly
    2. Remain on the sidewalk and do not enter
    3. Walk diagonally against traffic
    4. Enter after a driver waves
    Show answer

    Remain on the sidewalk and do not enter. The steady raised palm tells a person still on the sidewalk or curb not to enter the roadway. Full explanation in Test 9

  21. 21. How should a New Jersey motorist secure a vehicle parked facing downhill?

    Side view of a car, blue, parked on a street that slopes down. The front of the car points downhill and there is a curb along the edge of the road beside the car.
    1. Turn the wheels straight and use first gear
    2. Turn the wheels away from the curb and use neutral
    3. Leave it in drive with the brake set
    4. Set the hand brake, turn the wheels toward the curb, and use park or reverse with a manual transmission
    Show answer

    Set the hand brake, turn the wheels toward the curb, and use park or reverse with a manual transmission. When parking a vehicle facing downhill, the hand brake should be set, the wheels should be turned toward the curb, and the vehicle should be Full explanation in Test 10

  22. 22. On a two-lane road, a school bus ahead has flashing red lights. How far away must approaching motorists stop?

    A two-lane road with one lane in each direction and a broken yellow center line. A school bus is stopped in the lane heading east with its red lights flashing and its stop arm out. Your car, blue, is behind the bus. Car A, orange, is coming toward the bus from the other direction.
    1. At least 10 feet
    2. At least 50 feet
    3. At least 25 feet
    4. Only after the bus begins moving again
    Show answer

    At least 25 feet. On a two-lane road, a motorist must stop at least 25 feet from a school bus with flashing red lights. Full explanation in Test 11

  23. 23. What kinds of hazards can New Jersey warning signs identify?

    Yellow winding-road arrow sign
    1. Only toll booths and route numbers
    2. Only vehicle inspection stations and rest areas
    3. Only lane-use rules printed on white signs
    4. Road conditions, deer crossings, railroad crossings, school crossings, or curved roadways
    Show answer

    Road conditions, deer crossings, railroad crossings, school crossings, or curved roadways. The manual says warning signs can alert motorists to road conditions, deer crossings, railroad crossings, school crossings, or curved roadwa Full explanation in Test 1

  24. 24. May a GDL permit or probationary license holder use a hands-free cellular telephone while driving?

    1. Yes, if the phone is mounted securely
    2. No, neither handheld nor hands-free cellular use is allowed
    3. Yes, but only before 11:01 p.m.
    4. Yes, when a passenger answers the call
    Show answer

    No, neither handheld nor hands-free cellular use is allowed. New Jersey’s GDL restriction covers both handheld and hands-free cellular telephones, along with other handheld electronic devices. Full explanation in Test 2

  25. 25. What should a motorist do after reading a road work warning sign?

    Orange diamond sign warning of road work ahead
    1. Follow the directions and prepare to slow down or stop
    2. Ignore the sign if no worker is visible
    3. Accelerate before the lane pattern changes
    4. Stop in the active travel lane immediately
    Show answer

    Follow the directions and prepare to slow down or stop. The manual directs motorists to always read road work signs, follow directions, and prepare to slow down or stop. Full explanation in Test 3

  26. 26. What does New Jersey law require for trash or debris carried in a vehicle?

    1. There is no requirement
    2. It must be in the trunk
    3. It must weigh under 50 pounds
    4. It must be covered to keep it from littering the roadway
    Show answer

    It must be covered to keep it from littering the roadway. All trash, debris or rubbish carried in a vehicle must be covered to keep it from littering the roadway, under N.J.S.A. 39:4-63 and 39:4-64. Full explanation in Test 4

  27. 27. During what hours may a New Jersey permit or probationary holder under 21 not drive?

    1. From 10:00 p.m. until 6:00 a.m.
    2. From midnight until 4:00 a.m.
    3. From 11:01 p.m. until 5:00 a.m.
    4. From 9:01 p.m. until 5:01 a.m.
    Show answer

    From 11:01 p.m. until 5:00 a.m.. The hour restriction for the listed permit and probationary holders under 21 begins at 11:01 p.m. and ends at 5:00 a.m. Full explanation in Test 5

  28. 28. A New Jersey motorist's vehicle becomes disabled. What are the first steps the manual lists?

    1. Stop in the lane and put out flares
    2. Leave the vehicle and walk for help
    3. Pull off as far as possible onto the shoulder or median, turn on the emergency flashers, and raise the hood
    4. Wait in the travel lane with the lights off
    Show answer

    Pull off as far as possible onto the shoulder or median, turn on the emergency flashers, and raise the hood. If a motorist's vehicle becomes disabled, he or she must pull off as far as possible onto the shoulder or median, turn on the emergency flas Full explanation in Test 6

  29. 29. What does a white steady pedestrian silhouette or countdown indication allow?

    1. Pedestrians must wait until every vehicle stops
    2. Only turning vehicles may use the crosswalk
    3. Pedestrians may cross anywhere without watching traffic
    4. Pedestrians may cross in the indicated direction
    Show answer

    Pedestrians may cross in the indicated direction. The white pedestrian indication permits people facing it to cross in the shown direction. Full explanation in Test 7

  30. 30. What must an applicant under 18 present when applying for a New Jersey driver license?

    1. A court order waiving all testing
    2. A letter from an employer confirming full-time work
    3. A completed consent form signed by a parent or guardian
    4. A signed statement from any adult passenger
    Show answer

    A completed consent form signed by a parent or guardian. Applicants younger than 18 must present a completed consent form signed by a parent or guardian when applying for a New Jersey driver licens Full explanation in Test 8

  31. 31. What program must a person who has never held a driver license complete in New Jersey?

    1. The defensive driving point-removal course
    2. The commercial vehicle endorsement course
    3. The vehicle inspection program
    4. The Graduated Driver License Program
    Show answer

    The Graduated Driver License Program. New Jersey places first-time drivers in the Graduated Driver License Program before they receive a basic driver license. Full explanation in Test 9

  32. 32. What should a New Jersey driver do after missing an exit on a highway, parkway, or turnpike?

    1. Cross the median to return to the missed ramp
    2. Back up on the exit ramp when traffic clears
    3. Stop in the travel lane and wait for a gap
    4. Continue to the next exit
    Show answer

    Continue to the next exit. If a motorist misses an exit on a New Jersey highway, parkway, or turnpike, the safe instruction is to continue to the next exit. Full explanation in Test 10

  33. 33. For a first DUI with BAC from 0.10% to below 0.15%, what interlock period follows license restoration?

    1. Three months
    2. Nine to 15 months
    3. Exactly two years
    4. Seven months to one year
    Show answer

    Seven months to one year. The BAC range from 0.10% to below 0.15% places a first DUI in the seven month to one year ignition interlock period after driving privilege Full explanation in Test 11

  34. 34. When should a New Jersey driver slow down to help avoid hydroplaning?

    1. Only after the tires leave the road surface
    2. Only when driving on a dry center lane
    3. When heavy rain, standing water, or slush is present
    4. After accelerating above 55 mph
    Show answer

    When heavy rain, standing water, or slush is present. The manual specifically advises slowing down when heavy rain, standing water, or slush is present because those conditions increase the chan Full explanation in Test 1

  35. 35. A New Jersey special learner permit holder is supervised by a qualified adult who is not a parent or guardian. Besides the permit holder’s dependents, how many additional passengers may ride?

    1. No additional passengers
    2. Two additional passengers
    3. One additional passenger
    4. As many as the vehicle’s seat belts allow
    Show answer

    One additional passenger. For a special learner permit holder, New Jersey limits passengers to any parent, guardian or dependent of the permit holder plus one additio Full explanation in Test 2

  36. 36. Where does the New Jersey manual specifically tell drivers to slow down even when no reduced limit is posted?

    1. Only on interstates during daylight
    2. Only on roads with a school-zone sign
    3. Only after a vehicle begins skidding
    4. At intersections and railroad crossings
    Show answer

    At intersections and railroad crossings. The manual lists intersections and railroad crossings among places where motorists should always slow down. Full explanation in Test 3

  37. 37. A school bus stops on the opposite side of a dual-lane highway, separated by a safety island or raised median. What should a New Jersey driver do?

    A divided highway with two lanes in each direction separated by a raised grass median. A school bus is stopped on the far side of the median, in the lanes heading west, with its red lights flashing and its stop arm out. Your car, blue, is on the near side of the median heading east, toward the bus.
    1. Stop 25 feet behind the bus
    2. Slow to 10 mph
    3. Continue at the posted speed without checking
    4. Pass the bus at 35 mph if no children are visible
    Show answer

    Slow to 10 mph. On a dual-lane highway, a driver on the far side of a safety island or raised median should slow to 10 mph when a school bus has stopped. Full explanation in Test 4

  38. 38. A single solid white line crosses a New Jersey road at an intersection. Where should the motorist stop?

    1. Past the line inside the intersection
    2. Behind the line for the traffic signal or sign
    3. Beside the line only if a pedestrian is present
    4. On the shoulder before reaching the intersection
    Show answer

    Behind the line for the traffic signal or sign. At an intersection, one solid white line marks the stopping point for a traffic signal or sign. Full explanation in Test 5

  39. 39. What fine can follow a violation of New Jersey's child passenger restraint law?

    1. Not less than $50 nor more than $75, plus fees and court costs
    2. $500 to $1,000
    3. A warning only for a first offense
    4. $5 per child
    Show answer

    Not less than $50 nor more than $75, plus fees and court costs. New Jersey requires children under age eight who are under 57 inches tall to ride in a federally approved child restraint system or booster Full explanation in Test 6

  40. 40. What does a cross buck sign require a New Jersey driver to do?

    White X-shaped RAILROAD CROSSING sign
    1. Stop only when a gate is lowered
    2. Yield the right-of-way to trains
    3. Pass the tracks without checking both directions
    4. Treat the sign as permission to cross anywhere
    Show answer

    Yield the right-of-way to trains. The cross buck is an X-shaped railroad crossing sign, and the manual says it means the same as a Yield sign. Full explanation in Test 7

  41. 41. How long may a motorist drive in New Jersey with a valid license from another country?

    1. Up to 30 days
    2. Until the foreign license expires, regardless of time
    3. Only while accompanied by a New Jersey license holder
    4. Up to one year
    Show answer

    Up to one year. A motorist with a valid license from another country may drive in New Jersey with that license for up to a year. Full explanation in Test 8

  42. 42. What are New Jersey warning signs for?

    Yellow diamond crossroad warning sign with a black plus symbol
    1. License renewal fees and document requirements
    2. Parking payment instructions at municipal meters
    3. Road conditions that need caution and specific hazards
    4. Information about motorist services only
    Show answer

    Road conditions that need caution and specific hazards. New Jersey warning signs identify road conditions that need caution and specific hazards encountered during road operations. Full explanation in Test 9

  43. 43. Which organization is associated with New Jersey’s designated-driver campaign?

    1. The National Highway Traffic Safety Administration
    2. The Safe Neighborhood Services Fund
    3. The Hero Campaign for Designated Drivers
    4. The New Jersey Driver Improvement Program
    Show answer

    The Hero Campaign for Designated Drivers. The manual identifies New Jersey as the first state to officially launch the Hero Campaign for Designated Drivers. Full explanation in Test 10

  44. 44. If a vehicle leaves the pavement onto a shoulder, what recovery method is recommended?

    1. Stay on the shoulder, ease off the gas, then return at 25 mph or less
    2. Brake hard while cutting across the lane
    3. Accelerate onto the pavement
    4. Turn sharply back at the original speed
    Show answer

    Stay on the shoulder, ease off the gas, then return at 25 mph or less. A vehicle can become unstable when a frightened driver jerks it back onto the roadway. Full explanation in Test 11

  45. 45. Which sign tells a New Jersey driver not to enter a roadway or ramp?

    Square sign with red circle reading DO NOT ENTER
    1. A red octagon with white lettering
    2. A yellow pennant with three sides
    3. A blue rectangle with service information
    4. The white square with a red circle and horizontal white band
    Show answer

    The white square with a red circle and horizontal white band. DO NOT ENTER uses a white square containing a red circle crossed by a horizontal white band. Full explanation in Test 1

  46. 46. If a solid yellow line is on your side of the road, what passing action is allowed?

    A two-lane road with one lane in each direction. The center has two yellow lines: a solid line on your side and a broken line on the other side. Your car, blue, is heading east behind a slow truck. Car A, orange, is far ahead in the other lane, coming toward you.
    1. Pass whenever the road ahead appears clear
    2. Do not pass
    3. Pass only at night
    4. Cross the line to avoid a slow vehicle
    Show answer

    Do not pass. When the solid yellow line is on the motorist’s side, passing is prohibited. Full explanation in Test 2

  47. 47. What authority does a New Jersey flagger have in a road work zone?

    1. Authority only after a police officer arrives
    2. The same authority as a regulatory sign
    3. Authority to change the posted speed limit permanently
    4. Authority to waive every traffic law in the work zone
    Show answer

    The same authority as a regulatory sign. The manual gives flaggers the same authority as a regulatory sign, so a motorist may be cited for disobeying their directions. Full explanation in Test 3

  48. 48. While turning left at a New Jersey intersection, what must a driver do before crossing the opposing lane?

    A four-way intersection. Your car, blue, is heading north and plans to turn left, shown by a dashed arrow. Car A, orange, is coming from the opposite direction, heading south toward the intersection and going straight.
    1. Turn first because a green signal gives absolute priority
    2. Wait only for a police officer’s hand signal
    3. Yield to oncoming traffic and stop for pedestrians in the crosswalk
    4. Yield to vehicles behind the turning car
    Show answer

    Yield to oncoming traffic and stop for pedestrians in the crosswalk. A left turn crosses the path of approaching vehicles and may also cross a pedestrian route. Full explanation in Test 4

  49. 49. If New Jersey law enforcement asks a driver using prescription medication for proof, what must the driver show?

    1. Proof of the prescription
    2. A receipt for the vehicle
    3. A note from a passenger
    4. A certificate showing the last oil change
    Show answer

    Proof of the prescription. When asked, a motorist using prescription drugs must show proof of the prescription to law enforcement. Full explanation in Test 5

  50. 50. What is the ordinary maximum idling time for a vehicle in New Jersey?

    1. Five minutes at all locations
    2. Three minutes
    3. Ten minutes when parked
    4. There is no statewide limit
    Show answer

    Three minutes. New Jersey law requires motorists to restrict vehicle idling to three minutes or less. Full explanation in Test 6

How this test works

Study the rules, then check the explanation

This page uses the prepared New Jersey question bank exactly as provided. Start the test, choose an answer, and read the explanation before moving on. Retakes serve the same 239 questions so you can work through the state set without losing your place.

Want a one-page summary to study or print? See the New Jersey DMV cheat sheet, with the most-missed rules from this same question bank.

Looking for another state? Go back to the DMV practice test hub. California remains on the established California DMV practice test page.

Are you a library or school? See the free DMV practice test partner resource for a copy ready listing and referral link.

How we write and check these questions

Insurance in New Jersey

New Jersey policies are handled in cooperation with licensed partner producer Sean Vu. QualitySpace Insurance Agency does not bind coverage in New Jersey directly. Contact us and we will route you to the right person.