Free Illinois SOS Practice Permit Test - Practice Test 1 2026
This Practice Test 1 is modeled on the Secretary of State (SOS) written knowledge exam, which has 35 questions; to pass you need 28 of 35 correct (80%). These 25 questions rotate through traffic laws, road signs, and right-of-way - the core topics the SOS tests most heavily. Every question includes an explanation, so you learn the rule behind each answer - not just whether you got it right.
What does a sign in the shape of an octagon always mean?
What's on the Illinois Practice Test 1
The real Illinois knowledge test has 35 questions, and to pass you need 28 of 35 correct (80%). Practice Test 1 is a 25-question set drawn from 45 questions, scored against a practice target of 80%.
Topics in this test's question pool
- Road signs 20
- Traffic laws 11
- Safe driving 6
- Right of way 3
- Parking 2
- Speed limits 1
- Alcohol & drugs 1
- Emergencies 1
45 questions in the pool, 3 of them written specifically for Illinois. Each attempt shows 25 in a new order.
Sample questions from this test, with answers
Want to test yourself first? Take the test above before reading these. Every answer below is checked against the source shown.
1. In Illinois, hands-free phone use while driving is allowed only for drivers who are:
- A. 19 or older (correct)
- B. 16 or older
- C. 18 or older
- D. 21 or older
Why: Illinois bans texting and handheld use for everyone; hands-free or Bluetooth use is permitted only for drivers 19 and older.
Source: official Illinois driver handbook, Rules of the Road 2026 - Cellphones (hands-free for age 19+)
2. Since 2024, Illinois also prohibits drivers from:
- A. Watching videos, social media, or video calls (correct)
- B. Using a hands-free headset for phone calls
- C. Using a dashboard GPS for turn-by-turn directions
- D. Listening to the radio or to podcasts
Why: A 2024 Illinois law expanded the distracted driving ban to include watching videos, accessing social media, and using teleconferencing apps while driving.
Source: official Illinois driver handbook, Rules of the Road 2026 - Cellphones and electronic devices
3. Green guide signs are used to show:
- A. Hazards on the road ahead
- B. Parks and historic sites
- C. Directions and distances (correct)
- D. Locations of gas and food
Why: Green signs provide guidance: route numbers, directions, distances, and destination names. They help you navigate to where you are going.
4. Who must yield when a pedestrian is crossing at a marked crosswalk?
- A. The pedestrian, since cars cannot stop quickly
- B. The driver must yield to the pedestrian (correct)
- C. Whoever reached the crosswalk first
- D. The driver, but only at a traffic signal
Why: Drivers must always yield to pedestrians who are crossing in a marked or unmarked crosswalk. Pedestrian safety is the highest priority.
5. What does a sign in the shape of an octagon always mean?
- A. Yield
- B. Stop (correct)
- C. Do not enter
- D. Wrong way
Why: An octagon (8-sided shape) is used exclusively for STOP signs. The unique shape lets drivers identify it even when snow-covered or viewed from behind.
Source: Federal MUTCD 11th ed. (Dec 2023) 2A.05, Table 2A-1 Use of Sign Shapes; 2B.04
6. A freeway lane is marked with a white diamond symbol and HOV signs. Who may drive in it?
- A. Any driver who wants to pass slow traffic
- B. Only trucks and other large commercial vehicles
- C. Only police and emergency vehicles on a call
- D. Vehicles carrying the posted number of people (correct)
Why: The diamond marks a high-occupancy vehicle (carpool) lane. The signs show how many people must be in the vehicle and when the rule applies.
More Illinois facts, the full requirements table and the printable PDF are on the Illinois permit practice test page.
Illinois SOS Test Info
- Questions on real test
- 35
- Passing score
- 80%
- Correct needed
- 28 of 35 correct (80%)
- Minimum age
- 15 years old
- Testing agency
- Secretary of State
More Illinois Tests
Study Tip
Don't just aim to pass this Illinois Practice Test 1 once - keep taking it until you score 80% or higher two or three times in a row. Read the explanation after every question, even the ones you get right, to lock in the rule before your SOS exam.