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

ID Permit Practice Test

Practice the Idaho knowledge test the way it is actually given: 40 questions, 85 percent to pass. Every question has a plain English explanation and narrated audio. 219 questions in the bank, free, no account required.

Question bank
219
State
Idaho
Format
Fixed question set
Cost
Free

The real Idaho knowledge test is the DMV exam used for a learner permit. This page contains the full free 219 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 Idaho knowledge test: The knowledge test consists of 40 questions; passing score 34 of 40 correct; you can miss up to six questions before failing the test (official source). This practice bank has 219 questions.

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

219-question bank · Sign images & explanations · Free

Idaho practice test has 219 questions. Every question comes with a plain-English explanation the moment you answer.

Get a day by day study plan

Optional. Three quick answers; the tests below work without it.

Age on test day

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Real exam format: 40 questions, 34 correct to pass.

Start here

Run 20 questions to warm up.

Find your gaps

Diagnose weak topics and retry what you've missed.

Simulate the real thing

Practice under graded exam conditions or run the whole bank.

Practice one topic

Drill a single topic, up to 20 questions with explanations.

Random draw and answer order every attempt. Scored against the real test's pass mark: 34 of 40 correct.

Free means actually free: no subscription, no auto-renew, no card required, no locked features. This site is funded by our insurance work, not by test-prep charges.

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

Study the handbook, chapter by chapter: 30 short free lessons with the key rules, the exact numbers, and 3 check questions each, all quoted from the Idaho manual.

How to use this ID practice test

  1. Take the 40 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 Idaho Driver's Handbook, which is what the examiners use.
  4. When you pass three sets in a row at 85 percent or better, book the real test.

ID 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

Printable ID practice test with answer key

Frequently asked questions

How many questions are in the Idaho practice bank?

This free page contains the full 219 question bank. The numbered tests each contain 20 fixed questions.

How does this practice test relate to the real Idaho 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 Idaho 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 Idaho Driver's Handbook, which sets the real exam at 40 questions and 34 correct to pass.

All 40 questions, ID exam length

Every question below comes from the Idaho 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. Which cars does Idaho's child safety seat law apply to?

    1. All cars regardless of year
    2. Only cars built after 2000
    3. Cars manufactured with safety belts after January 1, 1966
    4. Only cars with rear seats
    Show answer

    Cars manufactured with safety belts after January 1, 1966. Idaho's child passenger safety law requires children to be properly protected in approved child safety seats in non commercial vehicles, and Full explanation in Test 1

  2. 2. What does the handbook QR code let a driver view online?

    1. A private school’s practice test only
    2. A county vehicle title application only
    3. The most up-to-date handbook
    4. A list of road closures for one day
    Show answer

    The most up-to-date handbook. The handbook directs readers to its QR code for the most up-to-date handbook online. That makes the current handbook the fact being tested. Full explanation in Test 2

  3. 3. Under Idaho's basic rule, which driving behavior can violate the law even when the vehicle is below the posted limit?

    1. Driving at the posted limit during clear weather
    2. Driving 5 mph below the limit on an empty road
    3. Driving slowly enough to impede the safe flow of traffic
    4. Driving below the limit while leaving extra space
    Show answer

    Driving slowly enough to impede the safe flow of traffic. Idaho treats speed as a safety judgment, not merely a comparison with a sign. Full explanation in Test 3

  4. 4. Under Idaho law, who must wear a safety belt in a vehicle that came from the factory with belts?

    1. All occupants
    2. Only the driver
    3. Only people in the front seat
    4. Only passengers under 18
    Show answer

    All occupants. Idaho law requires all occupants to wear safety belts or shoulder straps in a vehicle equipped with them by the factory. Full explanation in Test 4

  5. 5. When stopping quickly in a vehicle equipped with ABS, how should you use the brake pedal?

    1. Apply continuous pressure and let the system work
    2. Pump the pedal rapidly to keep the wheels turning
    3. Release the pedal whenever the system pulses
    4. Apply firm pressure, then pump the pedal after the first pulse
    Show answer

    Apply continuous pressure and let the system work. With ABS, an emergency stop requires continuous pressure on the brake pedal. Full explanation in Test 5

  6. 6. On the main road, what does the pictured merging-traffic warning tell the driver to anticipate?

    Yellow merge arrow sign
    1. A prohibition on allowing another vehicle ahead
    2. A lane that ends before any vehicles can join
    3. Other cars and trucks entering the driver's lane
    4. A mandatory turn into the nearest side street
    Show answer

    Other cars and trucks entering the driver's lane. The merging-traffic warning is directed at a driver on the main road and signals that other cars or trucks may enter that lane. Full explanation in Test 6

  7. 7. What does a yellow warning sign tell a driver about the roadway ahead?

    Yellow sign showing a small STOP sign and arrow
    1. Parking is required on the shoulder
    2. The road is closed permanently
    3. An unexpected condition may be ahead
    4. The driver has permission to ignore signals
    Show answer

    An unexpected condition may be ahead. Warning signs alert drivers to an unexpected condition ahead. Full explanation in Test 7

  8. 8. How does Idaho define daylight for a driver under 16?

    1. Sunrise to sunset only
    2. 6:00 a.m. to 8:00 p.m. local time
    3. 5:00 a.m. to 10:00 p.m. local time
    4. 7:00 a.m. to 9:00 p.m. local time
    Show answer

    5:00 a.m. to 10:00 p.m. local time. For the under-16 restriction, Idaho defines daylight as 5:00 a.m. through 10:00 p.m. local time. Full explanation in Test 8

  9. 9. What happens to a DUI conviction in Idaho when the driver's BAC is 0.20 percent or higher?

    1. The conviction is reduced to a traffic warning
    2. Enhanced penalties apply beyond a standard DUI
    3. Only the vehicle registration is affected
    4. The driver receives no additional consequence
    Show answer

    Enhanced penalties apply beyond a standard DUI. Idaho treats a BAC of 0.20 percent or higher as a threshold for enhanced DUI penalties. Full explanation in Test 9

  10. 10. At what age can an Idaho teen get a Driver Training Permit to attend a driver training program?

    1. From 13 1/2, as long as the teen is enrolled in school
    2. From 14 1/2 up to, but not including, 17
    3. Only at exactly 16
    4. Only after turning 18
    Show answer

    From 14 1/2 up to, but not including, 17. The Driver Training Permit is the first step for young Idaho drivers and is open to anyone from 14 1/2 up to, but not including, age 17. Full explanation in Test 10

  11. 11. What is Idaho's minimum recommended following-distance procedure?

    1. Use at least three seconds, adding more time at high speeds or in bad weather
    2. Keep exactly one second behind the vehicle ahead in all conditions
    3. Stay within one car length whenever traffic is moving
    4. Match the vehicle ahead's speed and ignore the road surface
    Show answer

    Use at least three seconds, adding more time at high speeds or in bad weather. The three-second rule gives a driver a practical minimum gap for reacting to a sudden stop. Full explanation in Test 1

  12. 12. How should drivers handle an intersection when a traffic signal is completely dark because of a power outage?

    1. Treat it as a two-way stop
    2. Treat it as a four-way stop
    3. Proceed without yielding because the signal is off
    4. Wait for a police officer before any vehicle may move
    Show answer

    Treat it as a four-way stop. A dark signal removes the normal signal directions, so drivers must use stop-control judgment rather than treating the intersection as uncon Full explanation in Test 2

  13. 13. When may a pedestrian have to yield to a motor vehicle?

    1. Whenever the pedestrian is walking more slowly than traffic
    2. Whenever the driver sounds the horn first
    3. Only when the pedestrian is outside a city
    4. When crossing where there is no crosswalk or intersection, or when directed by a traffic signal
    Show answer

    When crossing where there is no crosswalk or intersection, or when directed by a traffic signal. Idaho lists two circumstances in which a pedestrian must yield to motor vehicles: crossing a street where there is no crosswalk or intersect Full explanation in Test 3

  14. 14. After a first failure administrative license suspension ends in Idaho, how long must an ignition interlock be installed on any vehicle the driver drives?

    1. 30 days
    2. One year
    3. 90 days
    4. Five years
    Show answer

    One year. After a first failure of an evidentiary test, the driver serves a 90 day suspension and then must have an ignition interlock on any vehicle Full explanation in Test 4

  15. 15. Unless another limit is posted, what is the maximum speed in an Idaho residential, business, or urban district?

    1. 25 mph
    2. 35 mph
    3. 30 mph
    4. 45 mph
    Show answer

    35 mph. Idaho sets the maximum speed in any residential, business, or urban district at 35 miles per hour unless a different limit is posted. Full explanation in Test 5

  16. 16. What is the minimum space the Idaho handbook says a driver should leave when passing a bicyclist?

    1. 3 feet
    2. 1 foot
    3. 2 feet
    4. No set space, as long as you honk first
    Show answer

    3 feet. The Idaho handbook sets three feet as the minimum passing space when passing a bicyclist, and higher speeds call for more. Full explanation in Test 6

  17. 17. What should you do if your vehicle begins to skid?

    1. Take your foot off the gas and steer in the direction of the skid
    2. Pump the brakes repeatedly while looking away from the roadway
    3. Accelerate sharply to force the rear wheels straight
    4. Turn opposite the skid and hold the brake down
    Show answer

    Take your foot off the gas and steer in the direction of the skid. During most skids, Idaho advises removing your foot from the accelerator and steering toward the direction the vehicle is sliding. Full explanation in Test 7

  18. 18. Why does the Idaho handbook say a 12 foot lane cannot be shared with a bicyclist?

    1. Bicycles are banned from 12 foot lanes
    2. Bicyclists must ride on the sidewalk
    3. It is not wide enough to pass safely, so change lanes to pass
    4. Because cyclists ride in the center by law
    Show answer

    It is not wide enough to pass safely, so change lanes to pass. A typical 12 foot wide travel lane is not wide enough to safely share with a bicyclist, and cycling instructors teach riders to stay several Full explanation in Test 8

  19. 19. How much can an Idaho skills test cost in total?

    1. $5 total
    2. $25 total
    3. It is free
    4. $10 to the county DMV plus up to $190 to the skills test examiner
    Show answer

    $10 to the county DMV plus up to $190 to the skills test examiner. The Idaho skills test costs $10 paid to the county DMV plus up to $190 paid to the skills test examiner, since third party examiners set the Full explanation in Test 9

  20. 20. When a skid begins and the rear of your vehicle slides to the right, how should you recover?

    1. Turn the front wheels toward the right while taking your foot off the gas
    2. Press the brake pedal hard and hold the steering wheel straight
    3. Turn the front wheels left and accelerate through the skid
    4. Shift into park before steering toward the shoulder
    Show answer

    Turn the front wheels toward the right while taking your foot off the gas. A rear wheel skid to the right calls for steering the front wheels toward the right while removing your foot from the accelerator. Full explanation in Test 10

  21. 21. What should a driver expect when approaching an Idaho school zone sign?

    1. A railroad crossing with no special speed rule
    2. A school area with a crossing and increased penalties for violating the posted speed limit
    3. A truck-only loading area where pedestrians are prohibited
    4. A temporary construction lane controlled by orange signs
    Show answer

    A school area with a crossing and increased penalties for violating the posted speed limit. The school zone warning identifies a nearby school area and crossing, so the driver should watch for children and the marked crossing. Full explanation in Test 1

  22. 22. What does the yellow diamond Intersection/Crossroad warning tell you to watch for?

    Yellow plus-shaped crossroad sign
    1. A divided highway ending at a toll station
    2. A guaranteed green signal at the next block
    3. A railroad gate that must remain closed
    4. A road crossing ahead and possible cross traffic in your path
    Show answer

    A road crossing ahead and possible cross traffic in your path. The Intersection/Crossroad warning means another road crosses the one you are using, so traffic may enter across your route. Full explanation in Test 2

  23. 23. A 19 year old is convicted of a first DUI in Idaho. How long is the license suspension?

    1. At least 90 days and up to 180 days
    2. One year
    3. 30 days
    4. Two years
    Show answer

    One year. The handbook sets the first conviction suspension at 90 to 180 days, but one year if the driver is under 21, so a 19 year old faces one year Full explanation in Test 3

  24. 24. What is the safest response when a pedestrian unexpectedly enters the roadway?

    1. Sound the horn and steer toward the pedestrian to claim the lane
    2. Maintain speed because pedestrians must always yield outside a marked crosswalk
    3. Use extreme caution, reduce speed, and be prepared to stop
    4. Pass a stopped vehicle that is yielding in the adjacent lane
    Show answer

    Use extreme caution, reduce speed, and be prepared to stop. Idaho emphasizes that pedestrians can appear unexpectedly and that a driver must use extreme caution in areas where they may be present. Full explanation in Test 4

  25. 25. Under Idaho's passing exception on a two lane road posted 55 mph or higher, by how much may an eligible driver exceed the limit while passing a slower vehicle?

    1. Up to 5 mph
    2. Up to 10 mph
    3. Up to 15 mph
    4. Up to 25 mph
    Show answer

    Up to 15 mph. Idaho lets the driver of a passenger vehicle, motorcycle, or pickup that is not towing exceed the posted limit by up to 15 miles per hour wh Full explanation in Test 5

  26. 26. After an Idaho officer serves a notice of administrative license suspension for a failed test, how long does the driver have to request a hearing?

    1. Within 7 days of the date on the notice
    2. Within 30 days of the date on the notice
    3. Within 45 days of the arrest
    4. Only after the criminal DUI case ends
    Show answer

    Within 7 days of the date on the notice. An Idaho driver who fails an evidentiary test can request an administrative hearing within seven days of the date on the notice of suspensio Full explanation in Test 6

  27. 27. What is a shared center lane reserved for?

    1. Straight-through travel when traffic is congested
    2. Left turns, and permitted U-turns, from either direction
    3. Merging into it to continue straight past a backup
    4. Waiting there while a passenger enters the vehicle
    Show answer

    Left turns, and permitted U-turns, from either direction. A shared center lane is a turning space, not an extra travel lane. Full explanation in Test 7

  28. 28. What is Idaho's Star Card?

    1. A commercial license for interstate trucking
    2. An Idaho credential with a star showing Real ID compliance
    3. A temporary permit for new residents
    4. A motorcycle endorsement printed on a license
    Show answer

    An Idaho credential with a star showing Real ID compliance. The Star Card is Idaho's version of a Real ID credential. Its star indicates compliance with federal Real ID security standards. Full explanation in Test 8

  29. 29. A driver stops on the highway because the vehicle has stalled. Which action helps other drivers see it?

    1. Leave the vehicle unmarked with the hood closed
    2. Stand in the travel lane and wave vehicles around
    3. Park just beyond a hill so approaching traffic cannot react
    4. Turn on the emergency flashers and lift the hood
    Show answer

    Turn on the emergency flashers and lift the hood. For a stalled vehicle, Idaho advises pulling completely off the road when possible, turning on the emergency flashers, and lifting the hood Full explanation in Test 9

  30. 30. What problem is tailgating most directly associated with in the Idaho handbook?

    1. It is a common cause of crashes because it leaves too little room to stop
    2. It improves fuel economy by reducing air resistance behind another vehicle
    3. It gives the following driver priority to pass at an intersection
    4. It makes braking safer when the road is wet or icy
    Show answer

    It is a common cause of crashes because it leaves too little room to stop. Tailgating means driving too close to the vehicle ahead, leaving inadequate space to respond if traffic slows or stops. Full explanation in Test 10

  31. 31. What does Idaho's implied-consent rule require when an officer suspects impaired driving?

    1. A driver may refuse every BAC test without a license consequence
    2. Consent applies only after a court conviction
    3. Only commercial drivers have consented to testing
    4. A person who drives or controls a vehicle has consented to a BAC or drug test
    Show answer

    A person who drives or controls a vehicle has consented to a BAC or drug test. Idaho's implied-consent rule treats driving or being in physical control of a motor vehicle as consent to a BAC or drug test when an officer Full explanation in Test 1

  32. 32. What maximum speed may be posted for travel on an urban interstate in Idaho?

    1. 65 miles per hour
    2. 55 miles per hour
    3. 70 miles per hour
    4. 80 miles per hour
    Show answer

    65 miles per hour. Idaho permits travel up to 65 miles per hour on urban interstate highways when the road is designated for that speed and conditions permit, Full explanation in Test 2

  33. 33. A 17 year old with an Idaho Class D Instruction Permit may practice driving only when accompanied by whom?

    1. An adult 18 or older who holds a valid driver's license
    2. Any passenger 16 or older
    3. A certified driver training instructor and no one else
    4. Any adult, licensed or not
    Show answer

    An adult 18 or older who holds a valid driver's license. The Class D Instruction Permit lets an applicant 17 or older practice for one year when accompanied by an adult, meaning someone 18 or older Full explanation in Test 3

  34. 34. What does Idaho require when approaching a stopped emergency vehicle with flashing lights on a two-lane road?

    1. Reduce speed below the posted limit and proceed with caution
    2. Maintain the posted speed and pass closely
    3. Stop permanently until the vehicle is removed
    4. Turn around before reaching the emergency vehicle
    Show answer

    Reduce speed below the posted limit and proceed with caution. When a stopped emergency or police vehicle displays flashing lights, Idaho requires approaching drivers to immediately reduce speed below th Full explanation in Test 4

  35. 35. After a first violation of Idaho's no insurance law, how long must you provide proof of financial responsibility?

    1. Three years
    2. One year
    3. Six months
    4. Five years
    Show answer

    One year. A first violation of Idaho's no insurance law requires proof of financial responsibility for one year. Full explanation in Test 5

  36. 36. When must traffic remain stopped for a school bus loading or unloading students?

    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. Only while the driver can see children crossing
    2. Only until the bus door closes, even if the lights remain active
    3. As long as the bus's red lights flash or its stop arm is extended
    4. For exactly 30 seconds after the bus stops
    Show answer

    As long as the bus's red lights flash or its stop arm is extended. The school-bus rule is tied to the bus's warning devices. Full explanation in Test 6

  37. 37. What should an Idaho driver do after feeling drowsy on an interstate?

    1. Drink an energy beverage and continue until the next city
    2. Leave the road at the first rest stop or service area and take a nap
    3. Open a window and increase speed to stay alert
    4. Use high beams continuously while remaining in the travel lane
    Show answer

    Leave the road at the first rest stop or service area and take a nap. The handbook tells a drowsy driver to stop driving, pull off at the first rest stop or service area, and take a nap. Full explanation in Test 7

  38. 38. Which color and background combination identifies an Idaho guide sign for motorist services?

    1. White lettering on green only
    2. Black lettering on yellow diamond
    3. White lettering or symbols on blue
    4. Red and white stripes on a barricade
    Show answer

    White lettering or symbols on blue. Idaho guide signs for motorist services use white on blue. Full explanation in Test 8

  39. 39. When are Idaho headlamps and tail lamps required to be lighted?

    1. Only between midnight and 5 a.m.
    2. From sunset to sunrise and when poor visibility makes them necessary for safety
    3. Only when rain is falling directly on the vehicle
    4. Only on interstate highways
    Show answer

    From sunset to sunrise and when poor visibility makes them necessary for safety. The handbook requires headlamps and tail lamps from sunset to sunrise, and also whenever poor visibility makes them necessary for safety. Full explanation in Test 9

  40. 40. What do orange signs, cones, drums, barricades, or flashing arrow panels commonly identify?

    1. A recreational scenic route
    2. A hospital service entrance
    3. A work zone
    4. A residential parking district
    Show answer

    A work zone. Idaho uses orange traffic-control devices to identify hazardous work areas shared by motorists and workers. Full explanation in Test 10

How this test works

Study the rules, then check the explanation

This page uses the prepared Idaho question bank exactly as provided. Start the test, choose an answer, and read the explanation before moving on. Retakes serve the same 219 questions so you can work through the state set without losing your place.

Want a one-page summary to study or print? See the Idaho 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.

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