Illinois Permit Practice Test: Traffic Signals and Signs (2026)
20 questions. Tap an answer to check it.
From the official handbook, 2026, Sections 9, 10 · Checked Oct 2026 · Not affiliated with the SOS. Illinois Rules of the Road (DSD A 112)
Question 1 of 20
The traffic signals at an intersection are not working. What do you do?
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Answer: Treat it as an all-way stop
Stop completely, then yield before entering, unless police direct otherwise.
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Question 2 of 20
May you turn right on a steady red light in Illinois?
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Answer: Yes, after a complete stop and yielding, unless a sign prohibits it
Left on red is allowed only from a one-way street onto another one-way street moving left.
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Question 3 of 20
What does a flashing red light require?
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Answer: Stop, yield, and proceed when safe
Flashing red is also used at railroad crossings to warn of trains.
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Question 4 of 20
What does a flashing yellow light mean?
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Question 5 of 20
What does a steady yellow light warn you of?
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Answer: The signal is changing from green to red
Do not enter the intersection once the red light appears.
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Question 6 of 20
What does a steady red arrow mean?
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Answer: You cannot make that movement until a green arrow appears (except right turns after stopping)
You may turn right on a red arrow after a complete stop and yielding.
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Question 7 of 20
What does a flashing yellow arrow mean?
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Answer: You may turn after yielding to pedestrians and vehicles
A steady yellow arrow means the green arrow is ending.
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Question 8 of 20
A red X is shown over a lane. What does it mean?
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Answer: Never drive in that lane
A yellow X means leave the lane safely before it turns red.
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Question 9 of 20
A pedestrian signal shows a flashing orange hand. What does it mean for pedestrians?
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Answer: Do not start to cross; those already crossing may finish
Pedestrians must obey signals and use crosswalks.
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Question 10 of 20
What do solid double white lines between lanes mean?
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Answer: Crossing them is prohibited
A single solid white line calls for special care and crossing is discouraged.
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Question 11 of 20
What do yellow center lines separate?
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Answer: Traffic moving in opposite directions
White lines separate lanes going the same way.
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Question 12 of 20
A solid yellow line is on your side. When may you cross it?
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Answer: To finish a pass begun before the zone, or to turn left into a driveway or alley
You may pass only when the broken line is nearest your lane.
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Question 13 of 20
When a two-way left turn lane is provided, where must you turn left from?
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Answer: From the turn lane only
Do not drive in that lane except to prepare for or make a left turn or a legal U-turn.
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Question 14 of 20
In urban areas, where is the white stop line usually painted?
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Answer: About 4 feet before the crosswalk
Stop before any part of your vehicle crosses the line.
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Question 15 of 20
May you cut through a parking lot to avoid a red light?
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Answer: No; you may never leave the roadway to avoid a signal
Signals and markings must be obeyed unless an officer directs otherwise.
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Question 16 of 20
How are road signs identified, and will they be on the Illinois written exam?
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Answer: By shape and color; yes, you must identify them
Signs are regulatory, warning or guide.
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Question 17 of 20
What does an orange sign usually mean?
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Answer: A warning in a construction or maintenance zone
Yellow warns of road conditions; yellow-green of pedestrians, bikes and schools.
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Question 18 of 20
What do brown signs indicate?
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Answer: Parks and recreation
Green guide signs show directions and distances; blue ones show services.
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Question 19 of 20
What can pink signs warn of?
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Answer: Unplanned traffic incidents such as crashes or disasters
Pink is for incident management, not permanent conditions.
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Question 20 of 20
What do red signs such as STOP, YIELD and DO NOT ENTER have in common?
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Answer: They are regulatory and must be obeyed
Some black-and-white signs are regulatory too.
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Read the summary of Section 9 of the handbook →
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