Idaho DMV Permit Practice Test 2: 50 Questions
Practice Test 2 has 50 multiple-choice questions on Idaho driving rules, including uncontrolled intersection, warning sign purpose, Right-Side passing legal conditions and steep downhill technique. 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 Practice Test 2 Covers
The questions in this test ask about:
- Uncontrolled Intersection
- Warning Sign Purpose
- Right-Side Passing Legal Conditions
- Steep Downhill Technique
- Fog Driving
- Railroad Crossing No Signals
- Speed Limits Purpose
- Double Solid Yellow Line
- Skid Recovery
- Following in Good Conditions
- Flashing Yellow Signal
- Four-Way Stop Simultaneous
- School Bus Stop Requirement
- White Rectangular Sign
- Hydroplaning
Try 5 Questions from This Test
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When approaching an intersection with no signs or signals, what must you do?
Show answer
B. Yield to vehicles already there
At uncontrolled intersections, you must yield to vehicles already in the intersection.
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What is the purpose of warning signs?
Show answer
C. Alert drivers to hazards
Warning signs alert drivers to possible hazards ahead.
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When may you turn right at a red light?
Show answer
A. After stopping and yielding
A right turn on red is allowed after stopping and yielding if no sign prohibits it.
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What should you do when driving downhill on a steep grade?
Show answer
B. Shift to a lower gear
Lower gears help control speed and prevent brake overheating.
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What is the safest action in foggy conditions?
Show answer
A. Slow down
Reducing speed helps increase reaction time in fog.
Complete Study Guide: All 50 Questions with Answers
Every question in Practice Test 2, with the correct answer and an explanation for each.
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Q1. When approaching an intersection with no signs or signals, what must you do?
Correct answer: Yield to vehicles already there
Why: At uncontrolled intersections, you must yield to vehicles already in the intersection.
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Q2. What does a steady red traffic signal require?
Correct answer: Stop until the light turns green
Why: A steady red light means you must come to a complete stop.
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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 it is safe.
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Q4. 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 no sign prohibits it.
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Q5. What is the purpose of warning signs?
Correct answer: Alert drivers to hazards
Why: Warning signs alert drivers to possible hazards ahead.
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Q6. What should you do when following another vehicle in good conditions?
Correct answer: Use a three-second gap
Why: A three-second following distance helps allow time to react.
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Q7. What does a flashing yellow traffic signal mean?
Correct answer: Proceed with caution
Why: A flashing yellow signal warns drivers to slow and proceed carefully.
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Q8. What must you do at a stop sign?
Correct answer: Come to a complete stop
Why: Stop signs require a full and complete stop.
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Q9. What does a double solid yellow line indicate?
Correct answer: No passing either direction
Why: Double solid yellow lines prohibit passing for both directions.
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Q10. What should you do if an emergency vehicle approaches from behind?
Correct answer: Pull over and stop
Why: Drivers must pull over safely and stop for emergency vehicles.
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Q11. What does a round yellow road sign warn of?
Correct answer: Railroad crossing
Why: Round yellow signs warn of upcoming railroad crossings.
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Q12. What is the main reason speed limits are set?
Correct answer: Promote safety
Why: Speed limits help reduce crashes and injuries.
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Q13. What does a yield sign require?
Correct answer: Slow and give right-of-way
Why: Yield signs require drivers to slow and give right-of-way when needed.
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Q14. When are headlights required to be used?
Correct answer: From sunset to sunrise or low visibility
Why: Headlights are required from sunset to sunrise and in poor visibility.
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Q15. What does a solid white line between lanes mean?
Correct answer: Lane changes discouraged
Why: A solid white line discourages lane changes.
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Q16. What should you do if your vehicle begins to skid?
Correct answer: Steer in the direction of the skid
Why: Steering in the direction of the skid helps regain control.
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Q17. Who has the right-of-way at a four-way stop when vehicles arrive at the same time?
Correct answer: The driver on the right
Why: When arrival is simultaneous, the driver on the right goes first.
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Q18. What does a green arrow traffic signal mean?
Correct answer: Move only in the arrow direction
Why: A green arrow allows movement only in the direction shown.
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Q19. What should you do when approaching a curve?
Correct answer: Slow before entering
Why: Slowing before the curve helps maintain control.
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Q20. What does a pentagon-shaped sign usually indicate?
Correct answer: School area
Why: Pentagon-shaped signs are used for school zones or crossings.
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Q21. 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 for adult drivers.
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Q22. 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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Q23. What does a red octagonal sign mean?
Correct answer: Stop
Why: Octagonal signs are always stop signs.
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Q24. What is hydroplaning?
Correct answer: Loss of tire contact due to water
Why: Hydroplaning occurs when tires lose contact with the road because of water.
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Q25. What should you do if traffic signals are not operating?
Correct answer: Treat the intersection as a four-way stop
Why: When signals fail, the intersection becomes a four-way stop.
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Q26. When is passing on the right allowed?
Correct answer: When the vehicle ahead is turning left
Why: Passing on the right is allowed when the vehicle ahead is making a left turn.
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Q27. 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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Q28. What does a white rectangular road sign usually indicate?
Correct answer: Regulation
Why: White rectangular signs provide regulatory information.
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Q29. What is the safest action in foggy conditions?
Correct answer: Slow down
Why: Reducing speed helps increase reaction time in fog.
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Q30. What should you do if you miss your freeway exit?
Correct answer: Take the next exit
Why: If you miss an exit, continue to the next one safely.
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Q31. What does a flashing red traffic signal mean?
Correct answer: Stop and proceed when safe
Why: A flashing red signal is treated the same as a stop sign.
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Q32. What is the main risk of tailgating?
Correct answer: Reduced reaction time
Why: Following too closely reduces your ability to react in time.
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Q33. What does a broken white lane line indicate?
Correct answer: Lane changes permitted
Why: Broken white lines allow lane changes when safe.
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Q34. What should you do at a railroad crossing with no signals?
Correct answer: Stop, look, and listen
Why: Drivers must stop, look, and listen before crossing.
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Q35. What is the purpose of seat belts?
Correct answer: Reduce injury and prevent ejection
Why: Seat belts reduce injuries and help prevent ejection during crashes.
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Q36. What should you do when driving downhill on a steep grade?
Correct answer: Shift to a lower gear
Why: Lower gears help control speed and prevent brake overheating.
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Q37. What does a solid yellow line next to a broken yellow line mean?
Correct answer: Passing allowed only on the broken-line side
Why: Passing is allowed only on the side with the broken yellow line.
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Q38. What should you do before changing lanes?
Correct answer: Check mirrors and blind spots
Why: Checking mirrors and blind spots helps ensure the lane is clear.
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Q39. What does a green traffic signal indicate?
Correct answer: Proceed when safe
Why: A green light allows drivers to proceed if the intersection is clear.
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Q40. What should you do if your brakes fail?
Correct answer: Pump the brakes
Why: Pumping the brakes and downshifting can help slow the vehicle.
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Q41. What does a red curb usually mean?
Correct answer: No stopping or parking
Why: Red curbs indicate stopping or parking is not allowed.
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Q42. What should you do when approaching a roundabout?
Correct answer: Yield to traffic already in the circle
Why: Drivers must yield to traffic already in the roundabout.
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Q43. What is the safest way to reduce headlight glare at night?
Correct answer: Look toward the right edge of the road
Why: Looking toward the right edge reduces glare from oncoming traffic.
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Q44. What should you do if an animal suddenly appears in your lane?
Correct answer: Brake firmly and stay in lane
Why: Firm braking while staying in your lane reduces risk.
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Q45. What is the purpose of turn signals?
Correct answer: Communicate your intentions
Why: Turn signals tell other drivers what you plan to do.
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Q46. What should you do when parking uphill with a curb?
Correct answer: Turn wheels away from the curb
Why: Turning wheels away from the curb helps prevent rolling.
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Q47. What does a diamond-shaped sign indicate?
Correct answer: Warning
Why: Diamond-shaped signs warn of possible hazards ahead.
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Q48. When must drivers yield to pedestrians?
Correct answer: At marked or unmarked crosswalks
Why: Drivers must yield to pedestrians in crosswalks.
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Q49. What should you do if your vehicle begins to hydroplane?
Correct answer: Ease off the accelerator
Why: Easing off the accelerator helps tires regain traction.
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Q50. What is the safest action when approaching any intersection?
Correct answer: Be prepared to yield
Why: Being prepared to yield helps prevent collisions at intersections.