Idaho DMV Permit Practice Quick Test: 25 Questions
Quick Test has 25 multiple-choice questions on Idaho driving rules, including green signal, stop sign, broken yellow centerline and uncontrolled intersection. Each answer is explained as soon as you pick it, and every question is listed with its answer in the study guide below.
More Idaho Practice Tests
What Quick Test Covers
The questions in this test ask about:
- Green Signal
- Stop Sign
- Broken Yellow Centerline
- Uncontrolled Intersection
- Flashing Red Signal
- Emergency Vehicle from Behind
- Diamond Warning Sign
- 3-Second Following Distance
- Right Turn on Red
- Double Solid Yellow
- Round Yellow Railroad Sign
- Lane Change Procedure
- Flashing Yellow Signal
- School Bus Flashing Red
- Idaho BAC Limit
- Solid White Between Lanes
- Driveway Entry
- Hydroplaning
- Red Octagon Stop Sign
- Dark Traffic Signal
- Broken White Lane Line
- Tailgating Main Danger
- Curve Approach
- Pentagon School Sign
- Slippery Road Safety
Try 5 Questions from This Test
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What does a steady green traffic signal mean?
Show answer
B. Proceed when the intersection is clear
A green light allows you to go if the intersection is clear.
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What must you do at a stop sign?
Show answer
A. Come to a complete stop
Stop signs require a full stop before proceeding.
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What does a broken yellow centerline indicate?
Show answer
C. Passing allowed when safe
A broken yellow line allows passing when conditions are safe.
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Who has the right-of-way at an uncontrolled intersection?
Show answer
A. The driver on the right
At uncontrolled intersections, the driver on the right goes first.
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What does a flashing red traffic signal require?
Show answer
C. Stop and proceed when safe
A flashing red light is treated the same as a stop sign.
Complete Study Guide: All 25 Questions with Answers
Every question in Quick Test, with the correct answer and an explanation for each.
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Q1. What does a steady green traffic signal mean?
Correct answer: Proceed when the intersection is clear
Why: A green light allows you to go if the intersection is clear.
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Q2. What must you do at a stop sign?
Correct answer: Come to a complete stop
Why: Stop signs require a full stop before proceeding.
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Q3. What does a broken yellow centerline indicate?
Correct answer: Passing allowed when safe
Why: A broken yellow line allows passing when conditions are safe.
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Q4. Who has the right-of-way at an uncontrolled intersection?
Correct answer: The driver on the right
Why: At uncontrolled intersections, the driver on the right goes first.
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Q5. What does a flashing red traffic signal require?
Correct answer: Stop and proceed when safe
Why: A flashing red light is treated the same as a stop sign.
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Q6. What should you do when an emergency vehicle approaches from behind?
Correct answer: Pull over and stop
Why: Drivers must pull over and stop for emergency vehicles.
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Q7. What does a diamond-shaped road sign warn of?
Correct answer: Possible hazards
Why: Diamond-shaped signs warn of hazards or changes ahead.
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Q8. What is the safest following distance in good conditions?
Correct answer: Three seconds
Why: A three-second gap gives time to react safely.
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Q9. When may you turn right at a red light?
Correct answer: After stopping and yielding
Why: A right turn on red is allowed after stopping and yielding if permitted.
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Q10. What does a double solid yellow line mean?
Correct answer: No passing either direction
Why: Double solid yellow lines prohibit passing both ways.
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Q11. What does a round yellow road sign indicate?
Correct answer: Railroad crossing
Why: Round yellow signs warn of railroad crossings.
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Q12. What should you do before changing lanes?
Correct answer: Check mirrors and blind spots
Why: Checking mirrors and blind spots helps ensure safety.
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Q13. What does a flashing yellow traffic signal mean?
Correct answer: Proceed with caution
Why: Flashing yellow signals warn drivers to proceed carefully.
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Q14. What should you do when approaching a school bus with flashing red lights?
Correct answer: Stop
Why: Drivers must stop for school buses with flashing red lights.
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Q15. What is the legal blood alcohol concentration limit for adult drivers?
Correct answer: 0.08%
Why: A BAC of 0.08% or higher is illegal.
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Q16. What does a solid white line between lanes indicate?
Correct answer: Lane changes discouraged
Why: Solid white lines discourage lane changes.
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Q17. What should you do when entering a roadway from a driveway?
Correct answer: Yield to traffic
Why: Drivers entering a roadway must yield to traffic already on it.
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Q18. What is hydroplaning?
Correct answer: Loss of traction from water
Why: Hydroplaning occurs when tires lose contact with the road due to water.
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Q19. What does a red octagonal sign indicate?
Correct answer: Stop
Why: Octagonal signs are used only for stop signs.
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Q20. What should you do if traffic signals are not working?
Correct answer: Treat the intersection as a four-way stop
Why: Non-working signals must be treated as four-way stops.
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Q21. What does a broken white lane line mean?
Correct answer: Lane changes permitted
Why: Broken white lines allow lane changes when safe.
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Q22. What is the main danger of tailgating?
Correct answer: Reduced reaction time
Why: Following too closely reduces reaction time.
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Q23. What should you do when approaching a curve?
Correct answer: Slow before entering
Why: Slowing before a curve helps maintain control.
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Q24. What does a pentagon-shaped sign usually mark?
Correct answer: School zone
Why: Pentagon-shaped signs indicate school zones or crossings.
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Q25. What is the safest action when roads are slippery?
Correct answer: Slow down and increase following distance
Why: Reducing speed and increasing distance improves control.