Illinois DMV practice test
41 practice questions written from the official handbook, Illinois Rules of the Road, DS/A 112.5, Rules of the Road 2026. The mock test asks 35 questions and needs 28 correct.
Practice questions written from the official handbook; not affiliated with the state DMV.
examprepare.help wrote this study aid. The Illinois Secretary of State did not write or review it, and your real test may differ.
Practice shows the right answer and the handbook page after every question.The mock test asks 35 questions and needs 28 correct to pass.
The real Illinois test
The Illinois written exam has 35 questions: 15 on traffic signs and 20 multiple-choice or true-false questions. The Secretary of State does not print the pass mark in the handbook; 28 correct (80 percent) is our practice target.
Check before your test. The Illinois DMV does not publish the pass mark in a document we could find. Our number is a practice target.
Rule source: Illinois Rules of the Road Workbook (DSD DS 9).
Official handbook
Illinois Rules of the Road
Read the handbook (PDF, Illinois Secretary of State) or the handbook page on the agency site.
We read this edition on 2026-10-05 from an Internet Archive copy, because the agency site refused the download. Handbooks change. Check that your copy is the current one.
Key numbers from the handbook
| Rule | Value | Page |
|---|---|---|
| Maximum speed on interstates and tollways unless posted | 70 mph | 24 |
| Maximum speed on highways with four lanes unless posted | 65 mph | 24 |
| Maximum speed on other highways and rural areas unless posted | 55 mph | 24 |
| Maximum speed in city or town areas unless posted | 30 mph | 24 |
| Maximum speed in alleys unless posted | 15 mph | 24 |
| School zone limit on school days from 6:30 a.m. to 4 p.m. when signs are posted | 20 mph | 24 |
| Following gap the Illinois manual measures | Three seconds | 83 |
| Following gap to leave behind a motorcycle | Three to four seconds | 42 |
| How close you may get to an oncoming vehicle while passing | Return to your lane before 200 feet | 28 |
| Minimum distance when passing a pedestrian or bicyclist | 3 feet | 28 |
| BAC that triggers a statutory summary suspension of six months | .08 or more | 49 |
| Financial exposure if you refuse a breath test and are found guilty of DUI | Up to $500 | 49 |
| Minimum liability coverage Illinois requires | $25,000 per person, $50,000 per accident, $20,000 property | 98 |
| How close to the curb an Illinois parallel park must be | Within 12 inches | 35 |
| How long a child must ride rear-facing in Illinois | Until age 2, unless over 40 pounds or over 40 inches tall | 24 |
| How long an Illinois learner's permit must be held | Nine months | 18 |
| Supervised practice hours before a permit holder can test | 50 hours including 10 at night | 18 |
| Permit phase curfew on Sunday to Thursday | 10 p.m. to 6 a.m. | 18 |
| Education required for an 18 to 20 year old with no prior licence | A six-hour Adult Driver Education Course | 18 |
| Penalty for cheating on the Illinois written exam | Failure and a 30-day retake ban | 13 |
| How far a white stop line usually sits before a crosswalk | About 4 feet | 80 |
Questions about the Illinois test
How many questions are on the Illinois DMV written test?
The real Illinois knowledge test asks 35 questions. The Illinois written exam has 35 questions: 15 on traffic signs and 20 multiple-choice or true-false questions. The Secretary of State does not print the pass mark in the handbook; 28 correct (80 percent) is our practice target.
How many questions do I need to pass the Illinois written test?
The agency does not publish a pass mark we could confirm. Our mock test asks for 28 of 35 (80%) as a practice target.
Are these the real DMV test questions?
No. examprepare.help wrote these 41 practice questions from the official handbook, Illinois Rules of the Road, DS/A 112.5, Rules of the Road 2026. They are not the real test questions. Practice questions written from the official handbook; not affiliated with the state DMV. Check the Illinois DMV website before you take the real test.
Which handbook are the questions from?
Illinois Rules of the Road, DS/A 112.5, Rules of the Road 2026, published by the Illinois Secretary of State. Every answer cites the handbook section and page.
All 41 questions and answers
Read the bank before a mock test. Each answer names the handbook section and the printed page.
- 1.What is the maximum speed on Illinois interstates and tollways unless otherwise posted?
Speed Limits
- 70 mph
Interstates and tollways are 70 mph unless otherwise posted. Handbook: Speed Limits, page 24.
- 2.What is the maximum speed on an Illinois highway with four lanes unless otherwise posted?
Speed Limits
- 65 mph
Four-lane highways are listed at 65 mph, with other highways and rural areas at 55 mph. Handbook: Speed Limits, page 24.
- 3.What is the maximum speed on other highways and in rural areas in Illinois unless otherwise posted?
Speed Limits
- 55 mph
Other highways and rural areas are listed at 55 mph, with four-lane highways at 65 and interstates and tollways at 70. Handbook: Speed Limits, page 24.
- 4.What is the maximum speed in city or town areas in Illinois unless otherwise posted?
Speed Limits
- 30 mph
City or town areas are listed at 30 mph unless otherwise posted. Handbook: Speed Limits, page 24.
- 5.What is the maximum speed in an alley in Illinois?
Speed Limits
- 15 mph
Alleys are listed at 15 mph unless otherwise posted. Handbook: Speed Limits, page 24.
- 6.What is the school zone speed limit in Illinois when signs are posted and children are present?
Speed Limits
- 20 mph
School zones are 20 mph on school days between 6:30 a.m. and 4 p.m. when children are present and signs are posted. Handbook: Speed Limits, page 24.
- 7.You may drive at the posted maximum speed only:
Speed Limits
- Under safe conditions
Speeding is a leading cause of crashes, and you may reach the maximum allowable speed only under safe conditions. Handbook: Speed Limits, page 24.
- 8.What is the Illinois following-distance rule called, and how long is it?
Following Distance
- The three-second rule
Use the three-second rule: pick a sign, tree or overpass and count one thousand one, two, three as the vehicle ahead passes it. Handbook: Following Distances, page 83.
- 9.You reach the reference object at one thousand two. What does the Illinois manual tell you?
Following Distance
- You are following too closely
Your vehicle should not reach the object before the count of one-thousand-three. Handbook: Following Distances, page 83.
- 10.How much following distance should you leave behind a motorcycle?
Following Distance
- At least three to four seconds
Leave at least three to four seconds so the motorcyclist has time to manoeuvre in an emergency, and dim your headlights. Handbook: Following and Stopping Distance, page 42.
- 11.Road and weather conditions are poor. What should you do to your following distance?
Following Distance
- Increase it even more
The three-second rule applies on a good road in good weather, so increase your distance further when conditions are not good. Handbook: Following Distances, page 83.
- 12.While passing on a two-lane highway, how far must you stay from an oncoming vehicle?
Passing and Lanes
- You must return to your lane before getting within 200 feet
You must return to your lane before getting within 200 feet of an oncoming vehicle. Handbook: Passing, page 28.
- 13.What is the minimum distance to keep when passing a bicyclist in Illinois?
Passing and Lanes
- 3 feet
Keep at least 3 feet when passing a pedestrian walking on the road or shoulder, and when passing a bicyclist anywhere. Handbook: Passing, page 28.
- 14.Which of these is against the law when passing in Illinois?
Passing and Lanes
- Flashing your turn signals as a courtesy signal
It is against the law to flash turn signals as a courtesy or do-pass signal. Handbook: Passing, page 28.
- 15.You are driving off the pavement to pass another vehicle. Is that allowed?
Passing and Lanes
- No, driving off the pavement to pass is not allowed
Driving off the pavement or main travelled part of the road is not allowed when passing on the right or the left. Handbook: Passing, page 28.
- 16.Which of these must you not pass in Illinois?
Passing and Lanes
- A stopped school bus
Passing a school bus that has stopped to load or discharge passengers is on the do-not-pass list. Handbook: Passing, page 29.
- 17.At what BAC does Illinois impose a statutory summary suspension of driving privileges for six months?
Alcohol and Drugs
- .08
A chemical test showing .08 or more, or the listed THC levels, suspends your privileges for six months. Handbook: Statutory Summary Suspension/Revocation Law, page 49.
- 18.You refuse a breath test and are later found guilty of DUI in Illinois. What can you be held liable for?
Alcohol and Drugs
- Up to $500 for the cost of blood tests
If you refuse the breath test, or an officer believes a blood test may show drugs, you may be held liable up to $500. Handbook: Implied Consent Law, page 49.
- 19.How is DUI classified in Illinois?
Alcohol and Drugs
- A serious offence classified as a violent crime
The manual calls DUI a serious offence classified in Illinois as a violent crime that stays on your record permanently. Handbook: DUI Laws, page 49.
- 20.Which of these can lead to an aggravated DUI charge in Illinois?
Alcohol and Drugs
- Driving a school bus with children while impaired
Aggravated DUI covers DUI while driving a school bus with children or a vehicle for hire, a third or subsequent DUI, and DUI in a death or injury crash. Handbook: Related DUI Offenses, page 51.
- 21.What is the implied consent law in Illinois?
Alcohol and Drugs
- By driving on Illinois roads you automatically consent to certain tests
Operating on Illinois roadways automatically means you consent to breath, blood, urine or other bodily substance tests. Handbook: Implied Consent Law, page 49.
- 22.What is the minimum liability coverage Illinois requires?
Insurance
- $25,000 per person, $50,000 per accident, $20,000 property
Illinois requires $25,000 for one person, $50,000 for more than one person and $20,000 for property damage. Handbook: Insurance Requirements, page 98.
- 23.How close to the curb must you park on a two-way street in Illinois?
Parking
- Within 12 inches
Park so the right-hand wheels are parallel to and within 12 inches of the curb. Handbook: Parallel Parking, page 35.
- 24.Who may use a parking space reserved for persons with disabilities in Illinois?
Parking
- A vehicle displaying plates or a placard, with the authorised holder present and entering or exiting
The authorised holder of the placard or plates must be present and must enter or exit the vehicle while the privilege is used. Handbook: Parking for Persons with Disabilities, page 35.
- 25.How close to a fire station driveway or a crosswalk at an intersection may you park in Illinois?
Parking
- Within 20 feet
Special parking rules in Illinois forbid parking within 20 feet of a fire station driveway or crosswalk at an intersection. Handbook: Special Parking Rules, page 29.
- 26.A white stop line at an urban intersection is usually painted how far before the crosswalk?
Road Signs and Markings
- About 4 feet
The stop line is usually 4 feet before the crosswalk in an urban area, and you must stop before any part of your vehicle crosses it. Handbook: White Stop Line, page 80.
- 27.What do white crosswalk lines give pedestrians?
Road Signs and Markings
- The right of way over vehicles
Pedestrians in crosswalks have the right of way over vehicles. Handbook: White Crosswalk Lines, page 80.
- 28.You see a solid and a broken yellow line between two lanes moving in opposite directions. When may you pass?
Road Signs and Markings
- Only when the broken yellow line is nearest your lane
With a solid and a broken yellow line you may pass only when the broken yellow line is nearest your lane. Handbook: Center and Lane Lines, page 80.
- 29.Who may use a two-way left turn lane marked with yellow lines and white arrows?
Road Signs and Markings
- Vehicles preparing for or making a left turn, or a legal U-turn
The lane may only be used when preparing for or making a left turn from or into the roadway, or for a permitted U-turn. Handbook: Two-Way Left Turn Lanes, page 80.
- 30.Two vehicles arrive at an uncontrolled Illinois intersection at the same time. Who yields?
Right-of-Way
- The vehicle on the left yields to the vehicle on the right
When two vehicles on different roadways reach an uncontrolled intersection at the same time, the vehicle on the left yields to the vehicle on the right. Handbook: Right of Way, page 26.
- 31.You are first to stop at a four-way stop. Who goes first?
Right-of-Way
- You, as the first driver to stop
At a four-way stop the first driver to stop should be the first to go; simultaneous arrival means the vehicle on the left yields to the one on the right. Handbook: Right of Way, page 26.
- 32.You are turning left at a red light from a one-way street onto another one-way street with traffic moving to the left. What must you do?
Right-of-Way
- Stop and yield to drivers and pedestrians
Illinois allows that left turn after stopping, and you must yield to other drivers and pedestrians. Handbook: Right of Way, page 26.
- 33.How long must an Illinois learner's permit be held before the holder can move to the next stage?
Graduated Driver Licensing
- Nine months
The permit must be held for a minimum of nine months. Handbook: Graduated Driver Licensing Program, page 18.
- 34.How much supervised practice must an Illinois permit holder log before progressing?
Graduated Driver Licensing
- 50 hours including 10 at night
Young drivers must practise for at least 50 hours, including 10 at night, with a parent or adult aged 21 or over. Handbook: Graduated Driver Licensing Program, page 18.
- 35.What is the permit-phase curfew in Illinois from Sunday to Thursday?
Graduated Driver Licensing
- 10 p.m. to 6 a.m.
The curfew runs 10 p.m. to 6 a.m. Sunday to Thursday and 11 p.m. to 6 a.m. Friday and Saturday. Handbook: Graduated Driver Licensing Program, page 18.
- 36.You are 19 and have never been licensed. What must you complete in Illinois?
Graduated Driver Licensing
- A six-hour Adult Driver Education Course from a certified provider
Drivers aged 18 to 20 with no prior licence must complete a six-hour course taught by a provider certified by the Secretary of State. Handbook: First-Time Drivers - Age 18-20, page 18.
- 37.You are caught using your phone during the Illinois written exam. What happens?
Driver Testing
- You fail and cannot retake the exam for 30 days
Cheating, including checking a phone or wireless device, means you fail and are barred from retaking it for 30 days. Handbook: Testing for a Driver's License, page 13.
- 38.How long must a child ride rear-facing in Illinois?
Child Passengers
- Until age 2, unless over 40 pounds or over 40 inches tall
Since 2019 Illinois law requires a rear-facing restraint until age 2 unless the child is over 40 pounds or more than 40 inches tall. Handbook: Child Passenger Safety, page 24.
- 39.A rear-facing child seat is in the front seat of a car with a passenger air bag. What does the Illinois manual say?
Child Passengers
- Rear-facing seats should never be installed in front of an air bag
Rear-facing child safety seats should never be installed in front of an air bag. Handbook: Child Passenger Safety, page 24.
- 40.A funeral procession is ahead of you. What must you do?
Special Circumstances
- Yield the right of way to all vehicles in the procession
Motorists must yield to all vehicles in a funeral procession and must not drive between the vehicles. Handbook: Funeral Processions, page 26.
- 41.You are approaching a school crossing where children are in the crosswalk area. What should you do?
Special Circumstances
- Reduce speed to 20 mph and stop, yielding to anyone in the crosswalk
Reduce speed to 20 mph and stop, yielding the right of way to any children or adults in the crosswalk area. Handbook: School Zones, page 26.