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SD DMV Permit Test Practice Questions - South Dakota Driver License Knowledge Test Exam
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Question
1
of 25
QUESTION 1 / 25
How many questions are on the South Dakota driver license knowledge (written) test?
Choose one answer below.
A
20 questions
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B
25 questions
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C
30 questions
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D
40 questions
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QUESTION 2 / 25
What score must you reach to pass the South Dakota driver license knowledge test?
Choose one answer below.
A
70% (correctly answer 18 of 25)
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B
75% (correctly answer 19 of 25)
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C
80% (correctly answer 20 of 25)
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D
90% (correctly answer 23 of 25)
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QUESTION 3 / 25
What is the minimum age to apply for a South Dakota instruction permit?
Choose one answer below.
A
14 years old
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B
15 years old
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C
16 years old
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D
18 years old
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QUESTION 4 / 25
While driving on a South Dakota instruction permit, who must accompany the permit holder?
Choose one answer below.
A
No one — the permit allows solo driving
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B
A licensed driver who is at least 18 years old
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C
A driving instructor only
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D
Any passenger over the age of 16
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QUESTION 5 / 25
How long must a teen normally hold a South Dakota instruction permit before applying for a restricted minor's permit?
Choose one answer below.
A
90 days
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B
180 days
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C
275 days
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D
365 days
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QUESTION 6 / 25
How is the South Dakota instruction permit holding period shortened?
Choose one answer below.
A
By turning 16 years old
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B
By completing an approved driver education course
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C
By passing the road test early
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D
By paying an additional fee
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QUESTION 7 / 25
How many hours of supervised driving practice must a South Dakota teen log before advancing in the GDL program?
Choose one answer below.
A
25 hours
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B
40 hours
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C
50 hours
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D
75 hours
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QUESTION 8 / 25
Of the 50 supervised practice hours required for South Dakota teen drivers, how many must be completed at night and in inclement weather?
Choose one answer below.
A
At least 5 hours at night and 5 in bad weather
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B
At least 10 hours at night and 10 in inclement weather
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C
At least 20 hours at night and 20 in inclement weather
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D
There is no night or weather requirement
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QUESTION 9 / 25
During which hours is a South Dakota restricted minor's permit holder generally prohibited from driving?
Choose one answer below.
A
Between 8 p.m. and 5 a.m.
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B
Between 10 p.m. and 6 a.m.
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C
Between 11 p.m. and 5 a.m.
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D
There is no nighttime restriction
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QUESTION 10 / 25
A South Dakota teen who has held a restricted minor's permit for less than six months may carry which passengers?
Choose one answer below.
A
Any number of passengers
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B
Only immediate family or household members
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C
One non-family passenger
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D
No passengers at all
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QUESTION 11 / 25
At what age can a South Dakota driver obtain a full, unrestricted operator's license?
Choose one answer below.
A
14 years old
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B
15 years old
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C
16 years old
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D
18 years old
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QUESTION 12 / 25
What is the fee for a South Dakota instruction permit?
Choose one answer below.
A
$$15
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B
$$28
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C
$$40
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D
$$56
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QUESTION 13 / 25
Before being issued a South Dakota instruction permit, an applicant must pass which screenings?
Choose one answer below.
A
A vision screening and the written knowledge test
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B
A road test only
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C
A physical fitness test
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D
A criminal background check
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QUESTION 14 / 25
What is the maximum posted speed limit on rural interstate highways in South Dakota?
Choose one answer below.
A
65 mph
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B
70 mph
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C
75 mph
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D
80 mph
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QUESTION 15 / 25
Unless otherwise posted, what is the speed limit in urban (municipal) areas of South Dakota?
Choose one answer below.
A
15 mph
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B
25 mph
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C
35 mph
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D
45 mph
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QUESTION 16 / 25
In a South Dakota school zone, what is the speed limit when children are present?
Choose one answer below.
A
10 mph
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B
15 mph
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C
25 mph
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D
35 mph
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QUESTION 17 / 25
South Dakota's basic speed law requires drivers to do what?
Choose one answer below.
A
Always drive exactly at the posted limit
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B
Never exceed any posted limit by more than 5 mph
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C
Drive at a speed that is reasonable and prudent for existing conditions
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D
Match the speed of surrounding traffic at all times
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QUESTION 18 / 25
For a driver age 21 or older in South Dakota, what blood alcohol concentration (BAC) is the legal limit for a DUI?
Choose one answer below.
A
0.02%
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B
0.05%
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C
0.08%
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D
0.10%
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QUESTION 19 / 25
Under South Dakota's zero-tolerance law, a driver under age 21 may be charged with a BAC of what level or higher?
Choose one answer below.
A
0.01%
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B
0.02%
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C
0.05%
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D
0.08%
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QUESTION 20 / 25
Under South Dakota's implied consent law, what have you agreed to by driving on the state's roads?
Choose one answer below.
A
To allow your vehicle to be searched at any time
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B
To submit to chemical testing if lawfully arrested for DUI
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C
To carry a copy of the driver manual in your vehicle
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D
To report every traffic stop to your insurance company
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QUESTION 21 / 25
What can happen if you refuse a chemical test after a lawful DUI arrest in South Dakota?
Choose one answer below.
A
Nothing — refusal carries no penalty
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B
Your driver license can be suspended
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C
You automatically receive only a warning
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D
You must retake the knowledge test
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QUESTION 22 / 25
How does alcohol affect a driver's abilities?
Choose one answer below.
A
It improves reaction time and judgment
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B
It slows reaction time and impairs judgment and coordination
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C
It has no measurable effect below the legal limit
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D
It only affects vision, not other skills
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QUESTION 23 / 25
Which of the following is the only reliable way to lower a person's blood alcohol concentration?
Choose one answer below.
A
Drinking coffee
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B
Taking a cold shower
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C
Allowing time to pass
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D
Eating a large meal
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QUESTION 24 / 25
How can prescription or over-the-counter medications affect your driving?
Choose one answer below.
A
They never affect driving ability
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B
They can cause drowsiness or impairment, just like alcohol
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C
They only matter if combined with alcohol
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D
They improve concentration
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QUESTION 25 / 25
A red octagonal sign means what?
Choose one answer below.
A
Slow down and proceed with caution
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B
Yield to other traffic
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C
Come to a complete stop
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D
No entry permitted
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