Turns, Lanes & Passing — Illinois Secretary of State Practice Questions

34 questions in this content area. 6 are published in full below with worked explanations.

1. In a business or residential area, how far before a turn must you signal continuously?

At least 100 feet.
BAt least 50 feet.
CAt least 200 feet.

Why A is correct

In a business or residential area you must signal continuously for at least 100 feet before turning; in other areas, at least 200 feet.

2. In dense, slow traffic where a lane ends, what does the Illinois manual advise?

AMerge as early as possible.
Use both lanes to the merge point, then alternate turns.
CStop and wait for a gap.

Why B is correct

In dense, slow traffic, use both lanes to advance to the lane reduction point and merge there, alternating turns.

3. May you flash your turn signals to tell a driver behind you it is safe to pass?

AYes, it is a common courtesy.
No. It is against the law.
COnly on two-lane roads.

Why B is correct

It is against the law to flash turn signals as a courtesy or “do pass” signal to other drivers.

4. On an Illinois interstate, when may you drive in the left lane?

Mainly to pass, with listed exceptions such as congestion or a hazard.
BAny time you are at the speed limit.
COnly at night, when traffic is light.

Why A is correct

On an interstate you may not drive in the left lane except when passing, with exceptions such as no one behind you, congestion, weather, or a hazard.

5. What should a driver on the expressway do at a MERGE sign before a ramp?

Slow down to let the ramp driver merge.
BSpeed up to close the gap.
CMove onto the shoulder until the ramp driver passes.

Why A is correct

Merge signs may appear just before expressway ramps; the driver on the expressway should slow down to let the ramp driver merge.

6. While waiting to turn left, how should your front wheels point?

ATurned to the left, ready to go.
Straight ahead until you start the turn.
CTurned slightly to the right, toward the curb.

Why B is correct

Point the wheels straight ahead until starting to make the turn, so a rear-end crash will not push you into oncoming traffic.

Watch the lesson

5:47Illinois Turns, Lanes & Passing: five situations explainedFive real situations acted out, answered and explained from the Illinois Rules of the Road 2026 (dsd_a112).Free account to watch

28 more Turns & lanes questions

Answers and explanations for these are in the study app.

A solid yellow no-passing line begins on your side while you are already passing. What does the Illinois manual allow?
A two-way left turn lane is provided. May you turn left from another lane?
After passing, when may you return to the right lane?
Another car is passing you. What must you not do?
Before moving from the right lane to the left lane, what should you do?
How do you show other drivers you are exiting a roundabout?
In a multi-lane roundabout, what should you check before changing lanes or exiting?
In heavy, slow traffic where two lanes become one, what does the Illinois manual advise?
Is weaving from lane to lane to go faster than traffic legal in Illinois?
May you drive across an unpaved median strip to turn around?
May you drive on the shoulder to pass another vehicle?
May you pass another vehicle in an Illinois construction zone on a two-lane road?
On an Illinois interstate, when may you stay in the left lane without passing?
Outside business and residential areas, how far before a turn must you signal in Illinois?
What is a two-way left turn lane for?
What is the hand signal for a right turn?
When may you cross double solid yellow center lines?
When may you make a U-turn on a curve or hill in Illinois?
When may you pass on the right on a two-lane road in Illinois?
When passing on a two-lane highway, before how close to an oncoming vehicle must you be back in your lane?
When you complete a left turn in Illinois, which lane should you turn into?
When you turn right, which lane of the new road should you turn into?
Where is passing on a two-lane, two-way road not allowed in Illinois?
Where must slow vehicles drive in Illinois?
Which is an exception to driving on the right half of the road?
Who may use an opening in the median of a divided highway marked with NO U-TURN?
You are waiting in the intersection to turn left and the light turns red. What should you do?
You miss your expressway exit. What should you do?

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