South Dakota DPS permit practice test
25 questions written from the South Dakota Driver License Manual, covering licensing laws and penalties, alcohol and drugs, safe and defensive driving, right of way, signals and pavement markings and more. Pick an answer to see straight away whether you're right and why.
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Question 1What is the minimum age for a South Dakota instruction permit?
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A: 14. To obtain an Instruction Permit, you must be at least 14 and pass the vision and knowledge tests. South Dakota Driver License Manual: Types of Driver's Licenses and Driver's Permits, page 8.
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Question 2What BAC is evidence of driving under the influence for a driver 21 or older in South Dakota?
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C: 0.08% or more. A BAC of 0.08% (0.02% if under 21) or more is evidence of driving under the influence. South Dakota Driver License Manual: Alcohol, Other Drugs, and Driving: If Under 21, page 20.
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Question 3How many hours of sleep do most people need to stay alert, according to the manual?
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C: 7 to 9 hours. Most people need 7 to 9 hours of sleep to maintain proper alertness during the day. South Dakota Driver License Manual: Fatigue, page 18.
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Question 4At an all-way stop, you and another driver arrive at the same time. Whom do you yield to?
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B: The driver on your right. Yield to the driver on your right at an all-way stop if you both arrive at the same time. South Dakota Driver License Manual: Yielding Right-of-Way, page 31.
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Question 5On a vertical traffic signal, what is the order from top to bottom?
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B: Red, yellow, green. Traffic lights are usually red, yellow and green from top to bottom. South Dakota Driver License Manual: Traffic Signals, page 32.
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Question 6What color and shape are most warning signs?
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B: Yellow diamond with black lettering or symbols. Warning signs are usually yellow with black lettering or symbols and are diamond shaped. South Dakota Driver License Manual: Warning Signs, page 33.
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Question 7From which part of the lane should you make a right turn?
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B: The right-most portion. Always turn right from the right-most portion of the lane and avoid swinging wide to the left. South Dakota Driver License Manual: Turning and Turnabouts, page 38.
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Question 8Why are cloverleaf interchanges less favored today?
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B: Weaving areas where entering and exiting traffic cross paths cause problems. The short weaving sections between loop ramps force entering and exiting traffic to mix. South Dakota Driver License Manual: Cloverleaf Interchanges, page 41.
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Question 9When parked on a rural highway, how much road width must be left for traffic?
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C: At least 15 feet. If parked on a rural highway, there must be at least 15 feet of road width for other traffic to pass. South Dakota Driver License Manual: No-Parking Zones, page 43.
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Question 10When passing a bicyclist on a road posted 35 mph or less, what minimum separation does South Dakota law require?
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B: 3 feet. SDCL 32-26-26.1 requires at least three feet when the posted limit is 35 mph or less. South Dakota Driver License Manual: Passing, page 46.
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Question 11In which months do the most car/deer crashes happen in South Dakota?
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B: October and November. Be especially alert for deer in October and November, the months with the most car/deer crashes. South Dakota Driver License Manual: Watch for Deer, page 50.
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Question 12What are the three options to avoid a crash, according to the manual?
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B: Braking, steering or accelerating. There are three options to avoid a crash or reduce its impact: braking, steering or accelerating. South Dakota Driver License Manual: Emergencies and Avoiding Crashes, page 57.
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Question 13Must you yield to pedestrians in an intersection when your light is green?
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B: Yes, yield to all pedestrians in the intersection even if the light is green. Yield the right-of-way to all pedestrians in the intersection even if the traffic light is green. South Dakota Driver License Manual: Pedestrians, page 61.
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Question 14Why does the manual say to drive well below the posted limit in winter conditions?
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B: Posted limits are intended for summer months on dry pavement. Posted limits are intended for summer months on dry pavement; drive well below them in winter conditions. South Dakota Driver License Manual: Winter Driving Safety Tips, page 67.
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Question 15How long must a minor hold a South Dakota instruction permit before upgrading if they have NOT taken driver education?
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C: 275 days. Minors must hold the permit continuously for 275 days, or 180 days with an approved driver education course. South Dakota Driver License Manual: Types of Driver's Licenses and Driver's Permits, page 8.
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Question 16Under South Dakota's zero tolerance law, at what BAC can a driver under 21 be arrested?
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B: 0.02%. If you are under 21, you can be arrested for alcohol impairment at 0.02%. South Dakota Driver License Manual: Alcohol and the Law, page 20.
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Question 17On a long trip, how often should you plan to stop?
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B: About every 100 miles or 2 hours. Plan to stop about every 100 miles or 2 hours. South Dakota Driver License Manual: Fatigue, page 18.
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Question 18When making a left turn, whom must you yield to?
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B: Drivers in the opposing traffic lane. Yield the right-of-way to drivers in the opposing lane when making a left turn. South Dakota Driver License Manual: Yielding Right-of-Way, page 31.
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Question 19On a horizontal traffic signal, where is the red light?
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C: On the left. On horizontal signals, red is on the left, yellow in the middle and green on the right. South Dakota Driver License Manual: Traffic Signals, page 32.
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Question 20Which warning signs may be fluorescent yellow?
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B: School zone, school crossing and pedestrian crossing signs. Some warning signs, such as school zones, school crossing and pedestrian crossing, may be fluorescent yellow. South Dakota Driver License Manual: Warning Signs, page 33.
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Question 21From which part of the lane should you make a left turn?
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A: The left-most portion. Always turn left from the left-most portion of the lane, yielding to oncoming traffic. South Dakota Driver License Manual: Turning and Turnabouts, page 38.
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Question 22You missed your exit on the interstate. What should you do?
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B: Go on to the next exit. If you miss your exit, go to the next one; backing up on the interstate is prohibited under any circumstances. South Dakota Driver License Manual: Proper Driving Techniques on the Interstate, page 42.
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Question 23A vehicle parked on a rural highway must be visible for how far in either direction?
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C: 500 feet. The vehicle must be visible for at least 500 feet in either direction, with parking and taillights on if dark. South Dakota Driver License Manual: No-Parking Zones, page 43.
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Question 24When passing a bicyclist on a road posted above 35 mph, what minimum separation is required?
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D: 6 feet. If the posted limit is greater than 35 mph, a minimum of six feet of separation is required. South Dakota Driver License Manual: Passing, page 46.
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Question 25Deer are the second most commonly struck object in South Dakota. What is first?
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B: Intersection crashes (other vehicles at intersections). Intersection crashes top the list, deer are second, and lane departures third. South Dakota Driver License Manual: Watch for Deer, page 50.
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Read each explanation, even when you get the question right: it tells you the rule and the handbook section, so you can look it up. Your answers are saved in this browser only, so the weak spots mode can give you more questions on the topics you miss. When you're scoring well, take the exam simulator: it uses 25 questions at the DPS's pass mark, since it doesn't publish the number of questions.
Our own questions, written from the South Dakota Driver License Manual and checked against it. Not affiliated with the South Dakota Department of Public Safety, Driver Licensing Program. Found a mistake? Tell us.