Sample Test Answers

Idaho Sample Class D Driver Test - Answers

Idaho Sample Class D Driver Written Test
Answer Sheet


  1. If you are driving a car and are 21 years of age or older, you are considered to be driving under the influence if your blood-alcohol concentration (BAC) is:
    • .08 or more

  2. Which of the following is a common cause of a crash:
    • All of the above (-Inattentive driving, -Excessive speed for the driving conditions, and -Following too closely)

  3. If approaching an emergency vehicle that is stopped with lights flashing, and the road has two lanes carrying traffic in the same direction:
    • Reduce speed and safely vacate the lane closest to the emergency vehicle

  4. If two vehicles arrive at a four-way stop at the same time:
    • The vehicle on the left must yield to the vehicle on the right

  5. Before changing lanes:
    • Always check your blind spot

  6. It is important to be on the alert for motorcycles because:
    • They are harder to see than cars

  7. To drive more safely at night:
    • All of the above (-Increase following distance, -Don’t drive when you are tired, and -Make sure your headlights are working properly)

  8. When you park parallel to a curb or edge of roadway:
    • You must park within 18 inches of the curb or edge of roadway

  9. In what situation is it legal to pass a vehicle on the right, as long as you don’t leave the road:
    • If you are on a two-lane, two-way road and the vehicle you are overtaking is turning left

  10. In what situation is it legal to pass in an intersection:
    • If a dashed yellow line is marked through the intersection

  11. Motor vehicles must yield to pedestrians:
    • When the pedestrian is in a crosswalk at an intersection

  12. Railroad crossings should always be considered:
    • Dangerous

  13. When making a left turn:
    • Yield to oncoming traffic unless otherwise directed by a traffic signal

  14. The best way(s) to avoid hydroplaning is:
    • All of the above (-Keep your tires properly maintained, -Slow down when roads are wet or slushy, and -Watch out for standing water or puddles)

  15. This road sign means:

    • Right turn is not permitted

  16. This road sign means:

    • Intersection/Crossroad

  17. You do not have to stop for a school bus if:
    • You are traveling in the opposite direction on roadways with four or more lanes with two lanes going in each direction

  18. What is Idaho’s “basic rule” law for driving speed:
    • Drive at a speed that is “reasonable and prudent” at all times

  19. The best way to deal with tailgaters is to:
    • Change lanes when possible or gradually slow down to encourage them to pass

  20. Which of the following is correct:
    • You may turn right after stopping at a steady red light and yielding to cross traffic – unless otherwise posted

  21. In which of the following ways can drinking alcoholic beverages affect you:
    • All of the above (-Slows your reaction time, -Gives you a feeling of false confidence, and -Impairs your thinking ability)

  22. Which of the following is the best thing to do before backing a car out of a driveway:
    • Check behind the vehicle before you get in

  23. In Idaho, which of the following rules apply to bicyclists:
    • Bicyclists must yield right-of-way to vehicles in or already at the intersection

  24. To avoid crashes with vehicles in your “blind spots”:
    • Quickly turn your head to see if your blind spot is clear, before changing lanes

  25. Use of cell phones while driving:
    • Can distract you and cause a crash

  26. It is important to make a reasonable effort to notify the owner of another vehicle:
    • If you hit their vehicle while it is unattended

  27. When approaching a curve on a narrow road where the view is obstructed, it is best to:
    • Sound the horn and stay close to the right edge of the road while proceeding carefully

  28. What is the correct response for dealing with emergency vehicles approaching from behind with lights flashing:
    • Immediately pull to the nearest curb or edge of roadway and stop

  29. When following other vehicles, maintain a space cushion of at least:
    • Three seconds

  30. When merging onto a freeway, it is usually best to:
    • Accelerate to the speed of the freeway traffic

  31. When you are on the freeway in the right lane, allow room for vehicles merging onto the freeway by:
    • Safely moving into the next lane to allow them access

  32. When can you proceed through an intersection with a stop sign, but no stop line or crosswalk:
    • After coming to a complete stop and ensuring it is safe to proceed

  33. If the traffic signals are not functioning due to a power outage:
    • Treat the intersection as a four-way stop

  34. When you need to change lanes, it is important to:
    • All of the above (-Signal your intentions ahead of time, -Check your blind spot, and -Make sure the lane is clear before entering)

  35. Approximately one-half of all motorcycle crashes:
    • Involve another motor vehicle

  36. Night driving can be more difficult because:
    • Your vision is reduced

  37. When parking on a hill or incline with a curb, facing uphill:
    • Turn your front wheels sharply away from the curb

  38. Parking is allowed:
    • Within 25 feet of a crosswalk

  39. Passing is prohibited:
    • All of the above (-When you are behind a school bus that has stopped to load passengers, -On hills where your vision is restricted, and -Within 100 feet of oncoming traffic)

  40. When passing other vehicles:
    • Check your mirrors and blind spots

  41. Is it legal to pass when the pavement is marked with a double yellow line:
    • No

  42. On roads with dashed white lines, they can be crossed over:
    • When it is safe to change lanes

  43. Pedestrians must yield to motor vehicles:
    • When the pedestrian is crossing the street where there is no crosswalk or intersection

  44. A person walking with a white cane or guide dog is likely to be:
    • A blind person

  45. To be safe when crossing a railroad, you should:
    • Listen and look both ways and then proceed if it is safe to do so

  46. If there are two railroad tracks next to each other:
    • When one train passes, watch out for another train on the other track

  47. You must yield to other drivers:
    • In construction zones

  48. You must yield to other drivers:
    • When entering a street from a garage or alley

  49. If you need to drive in foggy conditions:
    • Turn on your headlights to low beams

  50. Roads can be very slick under what conditions:
    • Both answers above (-When it has just started raining due to oil and water creating a greasy mix and -When there is moisture on the road and the temperature is at freezing or below)

  51. The most common color of warning signs is:
    • Yellow

  52. You must stop for a school bus:
    • If its red lights are flashing on a two-lane highway

  53. When driving through school zones:
    • Observe posted speed limits

  54. Seat belts benefit drivers by:
    • All of the above

  55. Studies show that when worn, seat belts:
    • Reduce your chances of serious injury in a crash

  56. When posting speed limits, state and local authorities:
    • May adjust speeds by posting speed limit signs

  57. When is it illegal to drive below the speed limit:
    • When driving slowly disrupts the normal flow of traffic

  58. If one of your tires blows out as you are driving:
    • Try to steer straight while gradually slowing to pull off the road

  59. Coming to a complete stop at an intersection, yielding to cross traffic/pedestrians, and then proceeding when clear corresponds with:
    • A flashing red light

  60. Which of the following traffic signals give you right-of-way to make a left turn:
    • A green arrow pointing left