Illinois practice questions, indexed.
370 practice questions for the Illinois knowledge test, each with a full explanation and a citation back to the manual.
- Defensive Driving Heavy rain has flooded a stretch of the road ahead of you. What does the manual say to do? →
- Adverse Conditions In winter, why should you approach bridges, overpasses, and shaded spots more slowly than the rest of the roadway? →
- Adverse Conditions Before you start driving in winter, what does the manual say about snow and ice on your vehicle? →
- Adverse Conditions Your vehicle begins to skid. What steering action does the manual say to take? →
- Adverse Conditions How far in advance of a vehicle approaching from the opposite direction must you dim your bright headlights? →
- Adverse Conditions You are driving in high winds and pass from a protected area into an open area. What does the manual say to do? →
- Adverse Conditions What does the manual say about using snow tires or chains on winter roads? →
- Adverse Conditions The manual gives one specific speed range you must NOT drive at in fog. What is it? →
- Adverse Conditions You are catching up to another vehicle traveling in the same direction with your bright lights on. How far behind must you be before dimming them? →
- Sharing the Road You are turning right at an intersection and a bicyclist is approaching from the right. What should you do? →
- Sharing the Road What following distance should you keep when driving behind a motorcycle? →
- Sharing the Road A pedestrian using a white cane or guide dog is crossing the road ahead of you. What must you do? →
- Sharing the Road How much passing space must you leave between your vehicle and a bicyclist you are passing? →
- Sharing the Road Where do more than half of all motorcycle crashes take place? →
- Sharing the Road A motorcyclist is traveling in the lane ahead of you. What does the manual say about lane sharing with the motorcycle? →
- Sharing the Road A motorcyclist is stopped at a red light that has not turned green. When may the motorcyclist legally proceed through the intersection? →
- Sharing the Road What is the minimum age to operate a low-speed electric scooter in Illinois? →
- Sharing the Road A pedestrian must walk on a two-way road that has no sidewalk. Which direction should the pedestrian face while walking? →
- Sharing the Road You are approaching a horseback rider traveling on a public road. What must you not do? →
- DUI & Impaired Driving What is the blood-alcohol concentration (BAC) at which it is illegal for an adult driver to operate a motor vehicle in Illinois? →
- DUI & Impaired Driving What speeds up your body's elimination of alcohol? →
- DUI & Impaired Driving Illinois law about drinking alcoholic beverages inside a moving vehicle says that: →
- DUI & Impaired Driving You are arrested in Illinois for suspected DUI, with no prior DUI record and no serious injury or death in the crash. You refuse chemical testing. Under the implied consent law, how long will your driving privileges be suspended? →
- DUI & Impaired Driving A driver takes the breath test and it discloses a BAC of .08 percent or more. How long is the statutory summary suspension for a first offender? →
- DUI & Impaired Driving What is the minimum revocation period for a first DUI conviction in Illinois? →
- DUI & Impaired Driving A driver age 20 is stopped and found to have a small amount of alcohol in their system, though under .08. Under Illinois law, this driver's license will be suspended for at least: →
- DUI & Impaired Driving A 19-year-old driver is convicted of DUI for the first time in Illinois. What is the minimum revocation period? →
- DUI & Impaired Driving In Illinois, at what level of cannabis THC per milliliter of whole blood does a driver become per-se impaired? →
- DUI & Impaired Driving After a DUI conviction in Illinois, before your driving privileges can be restored, you must file Financial Responsibility Insurance (SR-22) for how long? →
- Graduated Licensing How long must an Illinois driver age 15-17 hold an instruction permit before applying for a driver's license? →
- Graduated Licensing Before an Illinois driver under age 18 can obtain a driver's license, how much behind-the-wheel supervised practice does state law require? →
- Graduated Licensing At what time do Illinois GDL nighttime driving restrictions begin Sunday through Thursday? →
- Graduated Licensing An Illinois driver is in the first 12 months of the Initial Licensing Phase and has not yet turned 18. Apart from siblings, stepsiblings, children, and stepchildren, how many passengers under age 20 may they carry? →
- Graduated Licensing Who may serve as the supervising adult while an Illinois instruction permit holder practices driving on the road? →
- Graduated Licensing Illinois's GDL cellphone ban, including hands-free devices, applies to drivers under what age? →
- Graduated Licensing A 19-year-old Illinois first-time applicant who never completed a high school or commercial driver education program must first complete what? →
- Graduated Licensing In Illinois, how do the 50 required hours of supervised practice for drivers under 18 relate to driver education? →
- Graduated Licensing For a driver age 15-17, how long is an Illinois instruction permit valid from the date it is issued? →
- Graduated Licensing Under Illinois law, what must a driver age 16-17 present in order to be issued a driver's license? →
- Licensing Process A driver applying for a basic license to operate a passenger car in Illinois is issued which classification of license? →
- Licensing Process You have permanently moved to Illinois with a valid out-of-state driver's license. Within how long must you obtain an Illinois license? →
- Licensing Process You move to a new address within Illinois. Within how many days must you notify the Secretary of State's office of the address change? →
- Licensing Process You have legally changed your name. Within how many days must you apply for a corrected Illinois driver's license? →
- Licensing Process About how long before your Illinois driver's license expires should you receive a renewal notice from the Secretary of State? →
- Licensing Process How long is a standard Illinois driver's license valid for a driver between the ages of 21 and 80? →
- Licensing Process How often must an Illinois driver age 87 or older renew a driver's license? →
- Licensing Process What is the minimum visual acuity Illinois accepts, with or without corrective lenses, for a full driver's license? →
- Licensing Process How many attempts are you allowed to pass each part of the driver's license exam within one year of paying your application fee? →
- Licensing Process A person is caught taking part of the Illinois driver's license exam for another applicant. What mandatory minimum jail term does state law set? →
- Vehicle Equipment Vehicles in Illinois must have two red taillights visible from behind for at least what distance? →
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