Illinois DMV Permit Practice Test 3: 50 Questions
Practice Test 3 has 50 multiple-choice questions on Illinois driving rules, including rain following distance, fog driving, Hill/Curve approach and Illinois scanning distance. Each answer is explained as soon as you pick it, and every question is listed with its answer in the study guide below.
More Illinois Practice Tests
What Practice Test 3 Covers
The questions in this test ask about:
- Rain Following Distance
- Fog Driving
- Hill/Curve Approach
- Illinois Scanning Distance
- Shoulder Passing Prohibition
- School Bus Resume Rule
- Railroad Track Stall
- Crossing Railroad Tracks
- Work Zone Flagger Authority
- Backing Safely
- Backing from Alley or Driveway
- Sidewalk Driving
- Night Rain Driving
- Turn Signal Timing
- Horn Use
Try 5 Questions from This Test
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When driving in steady rain on an Illinois highway, how should you adjust your following distance?
Show answer
A. Increase your following distance so you have more time to stop
Wet roads reduce traction and increase stopping distance, so you should follow farther behind the vehicle ahead.
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In heavy fog, you should drive with:
Show answer
B. Low-beam headlights and extra caution
High beams reflect off fog and make it harder to see. Low beams and slower speeds are safer.
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You are on a two-lane road approaching a hill or curve where you cannot see ahead. You should:
Show answer
C. Avoid passing and stay in your lane until you can see clearly
Passing near hills or curves is dangerous because you cannot see oncoming traffic in time.
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You are stopped at a red light behind a motorcyclist, and the light has not turned green after 120 seconds. What does Illinois allow the motorcyclist to do?
Show answer
B. Go through the intersection after yielding to oncoming traffic
If a red light fails to turn green after 120 seconds, a motorcyclist may proceed through the intersection after yielding the right of way to oncoming traffic.
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You may use the shoulder of a roadway to pass another vehicle:
Show answer
C. Never; driving on the shoulder to pass is unsafe and illegal
The shoulder is for emergencies, not for passing. Passing there is very dangerous and usually illegal.
Complete Study Guide: All 50 Questions with Answers
Every question in Practice Test 3, with the correct answer and an explanation for each.
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Q1. When driving in steady rain on an Illinois highway, how should you adjust your following distance?
Correct answer: Increase your following distance so you have more time to stop
Why: Wet roads reduce traction and increase stopping distance, so you should follow farther behind the vehicle ahead.
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Q2. If your vehicle starts to hydroplane on a wet roadway, you should:
Correct answer: Ease off the accelerator and steer straight until your tires regain contact
Why: Hydroplaning happens when your tires ride on top of water. Gently slowing down helps your tires grip the road again.
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Q3. In heavy fog, you should drive with:
Correct answer: Low-beam headlights and extra caution
Why: High beams reflect off fog and make it harder to see. Low beams and slower speeds are safer.
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Q4. You are on a two-lane road approaching a hill or curve where you cannot see ahead. You should:
Correct answer: Avoid passing and stay in your lane until you can see clearly
Why: Passing near hills or curves is dangerous because you cannot see oncoming traffic in time.
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Q5. You are stopped at a red light behind a motorcyclist, and the light has not turned green after 120 seconds. What does Illinois allow the motorcyclist to do?
Correct answer: Go through the intersection after yielding to oncoming traffic
Why: If a red light fails to turn green after 120 seconds, a motorcyclist may proceed through the intersection after yielding the right of way to oncoming traffic.
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Q6. Before changing lanes on a multilane road, what should you always do in addition to using your mirrors and signal?
Correct answer: Quickly check your blind spot by looking over your shoulder
Why: A quick shoulder check helps you see vehicles that might be hidden in your blind spots.
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Q7. If another driver is driving aggressively behind you, tailgating and honking, the safest thing to do is:
Correct answer: Stay calm, avoid eye contact, and move over or let them pass when safe
Why: Do not respond to aggressive driving. Creating space and letting them pass reduces the chance of a crash.
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Q8. On a multilane highway, if vehicles are trying to pass you on the left and you are in the left lane, you should:
Correct answer: Move to the right lane when safe so faster traffic can pass
Why: Slower traffic should move right so faster vehicles can pass safely in the left lane.
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Q9. You may use the shoulder of a roadway to pass another vehicle:
Correct answer: Never; driving on the shoulder to pass is unsafe and illegal
Why: The shoulder is for emergencies, not for passing. Passing there is very dangerous and usually illegal.
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Q10. In heavy traffic, you should check your mirrors:
Correct answer: Often, so you always know what is happening behind and beside you
Why: Frequent mirror checks help you track vehicles behind and beside you in busy traffic.
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Q11. On a two-lane Illinois road, when a school bus is stopped with red lights flashing and its stop arm extended, you must:
Correct answer: Stop in both directions until the lights and stop arm are off
Why: On two-lane roads, all traffic in both directions must stop for a school bus that is loading or unloading children.
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Q12. After stopping for a school bus with flashing red lights, you may move again when:
Correct answer: The red lights stop flashing, the stop arm is pulled back, and children are clear of the road
Why: You must remain stopped until the bus withdraws its stop arm, turns off its red lights, and it is safe for children.
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Q13. At an intersection with no traffic signals or signs, a pedestrian is crossing in the crosswalk. You should:
Correct answer: Yield and allow the pedestrian to cross safely
Why: Drivers must yield to pedestrians in crosswalks, marked or unmarked.
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Q14. When turning right at a red light where right turn on red is allowed, your first action should be to:
Correct answer: Come to a complete stop and check for traffic and pedestrians
Why: You must stop completely, then turn only when the way is clear and no signs prohibit a right on red.
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Q15. At a four-way stop, the first vehicle to stop:
Correct answer: Is the first vehicle that should go, if safe
Why: At four-way stops, drivers proceed in the order in which they arrive and stop.
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Q16. If two vehicles arrive at a four-way stop at the same time, who has the right-of-way?
Correct answer: The driver on the right
Why: When vehicles arrive at the same time, the driver on the right usually goes first.
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Q17. At an uncontrolled intersection (no signs or signals), you should:
Correct answer: Slow, look carefully, and yield to traffic already in the intersection or coming from your right
Why: When in doubt at an uncontrolled intersection, slow down and yield to vehicles that are already in or coming from your right.
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Q18. When turning left on a green light, you must:
Correct answer: Yield to oncoming traffic and pedestrians before turning
Why: A green light lets you turn left only when you have a safe gap in oncoming traffic and pedestrians.
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Q19. When your traffic light turns green but there are vehicles still in the intersection finishing their left turn, you should:
Correct answer: Wait and let them clear the intersection before you move
Why: Even with a green light, you must wait until the intersection is clear before you go.
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Q20. When a pedestrian using a white cane or guide dog steps into a crosswalk, drivers must:
Correct answer: Stop completely and give them the right-of-way
Why: Illinois law gives blind or visually impaired pedestrians absolute right-of-way when they are crossing.
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Q21. When warning lights are flashing at a railroad crossing, you should:
Correct answer: Stop and remain stopped until the lights stop flashing and it is safe
Why: Flashing lights mean a train is approaching. You must stop and wait until the signals show it is safe to cross.
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Q22. If your vehicle stalls on railroad tracks and you see a train coming, you should first:
Correct answer: Get everyone out of the vehicle and move away from the tracks in the direction of the train
Why: Your safety comes first. Move away from the tracks toward the train so flying debris is less likely to hit you.
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Q23. To avoid stalling while crossing railroad tracks, you should:
Correct answer: Never shift gears on the tracks
Why: Shifting on the tracks can cause your vehicle to stall. Shift before or after the crossing, not on it.
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Q24. In an Illinois work zone, you should:
Correct answer: Slow down, obey posted work zone speeds, and follow signs and flaggers
Why: Work zones require reduced speeds and extra caution for the safety of workers and drivers.
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Q25. If a flagger is directing traffic in a work zone, you must:
Correct answer: Follow the flagger’s instructions, even if they differ from signs or signals
Why: Flaggers help control traffic safely around work areas. Their directions override signs and signals while they are in place.
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Q26. Backing a vehicle is dangerous. You should:
Correct answer: Avoid backing whenever possible and never back up on an expressway
Why: Plan ahead to avoid backing. On high-speed roads like expressways, backing is never safe or legal.
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Q27. When backing out of a driveway or alley, you should:
Correct answer: Stop before the sidewalk and check for pedestrians and traffic
Why: You must stop before crossing a sidewalk and yield to pedestrians and vehicles.
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Q28. You may drive on a sidewalk:
Correct answer: Only when entering or leaving a driveway or alley
Why: Except to cross a sidewalk when entering or exiting property, driving on sidewalks is prohibited.
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Q29. When leaving an alley, driveway, or building in a business or residential district, you must:
Correct answer: Stop before the sidewalk and yield to pedestrians and traffic
Why: Always stop and yield to pedestrians and vehicles before entering the street from an alley or driveway.
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Q30. When driving at night and an oncoming vehicle’s high beams are blinding you, you should:
Correct answer: Look toward the right edge of your lane and use it as a guide
Why: Looking to the right edge of the road helps you stay in your lane without being blinded by glare.
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Q31. During rain at night, you should use:
Correct answer: Low beams and reduce your speed
Why: Low beams reduce glare in rain and help you see the road better.
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Q32. Before changing lanes or turning, you should signal:
Correct answer: Every time, even if you do not see other traffic
Why: Turn signals are required for all turns and lane changes so others can predict your actions.
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Q33. Before pulling away from a curb to re-enter traffic, you should:
Correct answer: Signal, check mirrors, and look over your shoulder for traffic
Why: Use signals and a quick head check to make sure the lane is clear before moving out.
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Q34. You should use your horn:
Correct answer: To warn other drivers or pedestrians of a possible collision
Why: Use the horn only as a warning device, not to express frustration.
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Q35. Double parking (parking on the roadway side of a vehicle already parked at the curb):
Correct answer: Is never allowed because it blocks traffic
Why: Double parking creates a hazard and blocks traffic flow, so it is illegal.
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Q36. When following a large truck, you should remember that:
Correct answer: If you cannot see the truck driver’s mirrors, they may not see you
Why: Staying out of a truck’s blind spots helps the driver see you and avoid collisions.
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Q37. After a minor crash with no injuries on a busy Illinois roadway, if your vehicle can move, you should:
Correct answer: Move the vehicle out of the traffic lanes to a safe location
Why: Moving drivable vehicles out of travel lanes helps prevent additional crashes.
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Q38. Using cruise control on slippery roads such as ice or snow:
Correct answer: Is not recommended because you may lose control
Why: Cruise control can cause your wheels to spin or lose traction on slippery surfaces.
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Q39. If the rear of your vehicle starts to skid to the right, you should:
Correct answer: Steer gently in the same direction the rear is sliding
Why: Steer in the direction you want the front of the car to go, which is usually the same direction as the skid.
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Q40. If a tire blows out while you are driving, you should:
Correct answer: Grip the steering wheel firmly, ease off the gas, and let the vehicle slow down
Why: A sudden blowout can cause a loss of control. Steady steering and gentle slowing help you stay in control.
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Q41. If your wheels accidentally run off the pavement onto the shoulder, you should:
Correct answer: Ease off the accelerator, keep a firm grip on the wheel, and gently steer back onto the road when safe
Why: A sudden sharp turn back onto the pavement can cause a skid or rollover. Re-enter the roadway slowly and smoothly.
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Q42. When sharing the road with a motorcycle, you should:
Correct answer: Give the motorcycle a full lane and extra space
Why: Motorcycles need the full width of a lane. Extra space gives riders room to avoid hazards.
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Q43. When approaching a person on a bicycle in your lane, the safest way to pass is to:
Correct answer: Change lanes or leave extra space and pass slowly
Why: Always give bicyclists plenty of room and pass at a safe, reduced speed.
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Q44. When you see a stopped emergency or maintenance vehicle with flashing lights on the shoulder of an Illinois roadway, you must:
Correct answer: Slow down and, if possible, move over to a lane farther away
Why: Illinois’ Move Over law requires you to slow down and change lanes when possible to protect workers and emergency crews.
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Q45. When an emergency vehicle with flashing lights and siren is approaching from behind, you should:
Correct answer: Pull to the right side of the road and stop if possible
Why: Pulling to the right and stopping gives emergency vehicles a clear path.
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Q46. When turning right at a green light, you must yield to:
Correct answer: Pedestrians in the crosswalk and traffic already in the intersection
Why: Even with a green light, you must yield to pedestrians and any traffic still in the intersection.
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Q47. Texting while driving in Illinois is:
Correct answer: Illegal and highly dangerous because it distracts you from the road
Why: Illinois law bans texting while driving. Taking your eyes and mind off the road greatly increases crash risk.
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Q48. If a driver in Illinois is convicted of passing a school bus that is stopped with its red lights flashing and stop arm extended, the penalty may include:
Correct answer: A mandatory driver’s license suspension and a significant fine
Why: Illinois imposes strict penalties for passing a stopped school bus, including a mandatory license suspension and heavy fines.
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Q49. In Illinois, when driving in urban or residential areas, you must dim your high-beam headlights when you are within:
Correct answer: 300 feet of a vehicle you are following
Why: Illinois law requires dimming high beams within 300 feet when following another vehicle to prevent glare in their mirrors.
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Q50. When sharing the road with large trucks on Illinois highways, you should remember that trucks:
Correct answer: Make wide right turns and may swing left first before turning right
Why: Large trucks make wide right turns and may swing left before turning right. Drivers should give them extra space and avoid driving beside them during turns.