Illinois Permit Test Sample Questions
Real, Illinois-specific sample questions from our practice question bank, with the correct answer, a full explanation, and a source reference for each. See our national sample questions for topics that apply to every state, or take the full Illinois permit practice test to test yourself instead of just reading the answers.
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1. How does the law generally treat bicycles?
Bicycles are generally treated as vehicles, with the same road rights and duty to follow traffic laws.
Source: Illinois SOS, Rules of the Road, Bicycles
2. How much room should a driver give a cyclist when passing?
Give a cyclist at least 3 feet of clearance when passing.
Source: Illinois SOS, Rules of the Road, Bicycles
3. What does Illinois law say about using a handheld cell phone while driving?
Illinois bans holding a cell phone while driving; drivers may only use hands-free or voice-operated technology.
Source: Illinois SOS, Rules of the Road, Distracted Driving
4. Under Illinois' zero tolerance law, what BAC can lead to a suspension for a driver under 21?
Illinois enforces a true zero tolerance standard: a driver under 21 with any detectable amount of alcohol in their system can lose driving privileges.
Source: Illinois SOS, Rules of the Road, Zero Tolerance
5. What does a straight-out left arm mean in hand signals?
A straight, horizontal left arm signals a left turn.
Source: Illinois SOS, Rules of the Road, Hand Signals
6. What is the minimum age to apply for a learner's permit in Illinois?
Illinois allows applicants to obtain a learner's permit starting at age 15.
Source: Illinois SOS, Rules of the Road, Getting a Permit
7. What should a driver do when approaching a stopped emergency vehicle with flashing lights on a multi-lane road?
Illinois' Move Over law requires drivers to change lanes away from a stopped emergency vehicle when it's safe, or slow down if they cannot change lanes.
Source: Illinois SOS, Rules of the Road, Move Over Law
8. In general, how close to a fire hydrant is it illegal to park in Illinois?
Parking within 15 feet of a fire hydrant is generally prohibited so firefighters can access it quickly.
Source: Illinois SOS, Rules of the Road, Parking Rules
9. When should a driver return to their original lane after passing?
Wait until the passed vehicle's front is visible in your rearview mirror before merging back.
Source: Illinois SOS, Rules of the Road, Passing
10. When must a driver yield to a pedestrian crossing the street?
Every intersection has a legal crosswalk whether painted or not, and pedestrians there have the right-of-way.
Source: Illinois SOS, Rules of the Road, Pedestrians Crosswalks
11. What should a driver do near a pedestrian using a white cane or guide dog?
A white cane or guide dog signals a visually impaired pedestrian, requiring drivers to always stop and yield.
Source: Illinois SOS, Rules of the Road, Pedestrians Crosswalks
12. What's correct if a railroad crossing gate is down?
Never drive around a lowered gate, even if no train seems to be coming.
Source: Illinois SOS, Rules of the Road, Railroad Crossings
13. What must a driver do when a school bus ahead stops with red lights flashing on an undivided road?
Drivers in both directions on an undivided road must stop at least 20 feet from a school bus with flashing red lights and wait until the lights stop flashing.
Source: Illinois SOS, Rules of the Road, School Buses
14. Who is required to wear a seat belt under Illinois law?
Illinois requires every driver and passenger age 8 and older to wear a seat belt in any seating position, front or back.
Source: Illinois SOS, Rules of the Road, Safety Belts
15. How can you judge a truck's blind spots?
If you can't see a truck driver's mirror, they likely can't see your vehicle either.
Source: Illinois SOS, Rules of the Road, Sharing Road Large Vehicles
16. Why avoid the gap beside a turning truck?
Trucks and buses often swing wide before turning, making the gap beside them dangerous.
Source: Illinois SOS, Rules of the Road, Sharing Road Large Vehicles
17. When can driving below the posted speed limit be required by law?
The basic speed law requires a safe speed for conditions, which can be lower than the posted limit.
Source: Illinois SOS, Rules of the Road, Speed Limits
18. What usually happens to the speed limit in a school zone during posted hours?
A reduced school zone limit is only in effect during the specific posted hours.
Source: Illinois SOS, Rules of the Road, Speed Limits
19. When is a right turn on red typically permitted?
A right turn on red is generally allowed after a complete stop and yielding, unless a sign prohibits it.
Source: Illinois SOS, Rules of the Road, Turning
20. When must headlights generally be on?
Headlights are generally required from a half hour after sunset until a half hour before sunrise.
Source: Illinois SOS, Rules of the Road, Vehicle Equipment
21. What's an appropriate use of a car horn?
A horn should be used only as a safety warning, not for greetings or venting.
Source: Illinois SOS, Rules of the Road, Vehicle Equipment
22. When besides nighttime should headlights be on?
Headlights should be used any time visibility is reduced, not just after dark.
Source: Illinois SOS, Rules of the Road, Weather Conditions