South Dakota CDL Practice Test 2026

South Dakota CDL practice test: 460 free practice questions (Based on the official driver handbook). The official format is not yet verified; check the official site before your test. Updated

Official test facts (verified)

FactValueSourceChecked
Practice questions460 questionssd.gov

Only facts we confirmed on an official page are listed. Fees, minimum age and waiting periods are added once verified.

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460 practice questions

Start 10-question practice

Units

  1. 1
    Vehicle Equipment & Safe Operation206 questions
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  2. 2
    General Driving Knowledge151 questions
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  3. 3
    Bad Weather & Night Driving27 questions
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  4. 4
    Sharing the Road24 questions
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  5. 5
    Impaired Driving & Penalties20 questions
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  6. 6
    Speed Limits & Following Distance11 questions
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  7. 7
    Parking & Stopping Rules8 questions
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  8. 8
    Licensing, Demerits & Penalties8 questions
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  9. 9
    Highway & Freeway Driving3 questions
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  10. 10
    Traffic Signs & Signals2 questions
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We show test facts only after confirming them on an official page. The format for this test is still being checked; see the agency page below.

460practice questions

CDL knowledge tests & endorsements

Knowledge tests defined by FMCSA (49 CFR Part 383). Which ones you need depends on the vehicle class and endorsements you apply for.

General Knowledge

GK

Air Brakes

AB

Combination Vehicles

CV

Hazardous Materials

H

Tank Vehicles

N

Doubles/Triples

T

Passenger

P

School Bus

S

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Practice question bank

460questions
10topics
2in Traffic Signs & Signals
Vehicle Equipment & Safe Operat…206General Driving Knowledge151Bad Weather & Night Driving27Sharing the Road24Impaired Driving & Penalties20Speed Limits & Following Distan…11Parking & Stopping Rules8Licensing, Demerits & Penalties8Highway & Freeway Driving3Traffic Signs & Signals2license-test.com
Vehicle Equipment & Safe Operation is the largest topic (45% of the bank) · Questions per topic · Source: License Test question bank

Sample questions

  1. Steering wheel play of more than ____ can make steering difficult.

    • 10 degrees ✓
    • 25 degrees
    • 50 degrees

    Vehicle Equipment & Safe Operation · Answer: A · Official handbook: Texas Commercial Driver License Handbook (DL-7C), Section 2 – Driving Safely, p. 29

  2. If you must drive very slowly, you should:

    • Warn other motorists. ✓
    • Drive on the shoulder.
    • Stay in the left lane.
    • Sound your horn.

    General Driving Knowledge · Answer: A · Official handbook: Texas Commercial Driver License Handbook (DL-7C), Section 2 – Driving Safely, p. 39

  3. What is black ice?

    • A thick layer of ice on the road
    • A thin layer of ice on the road ✓
    • Ice that is black from debris on the road
    • Ice that is easily seen

    Bad Weather & Night Driving · Answer: B · Official handbook: Texas Commercial Driver License Handbook (DL-7C), Section 2 – Driving Safely, p. 42

  4. When approaching a railroad crossing:

    • You will likely be able to outdrive a train.
    • You should not rely only on warning signals. ✓
    • You should roll a window down to listen for an approaching train.
    • You should only worry about the track closest to your vehicle.

    Sharing the Road · Answer: B · Official handbook: Texas Commercial Driver License Handbook (DL-7C), Section 2 – Driving Safely, p. 59

CDL knowledge tests: compare with nearby states

StateQuestions on testPass markPractice questions
South Dakotanot verified yetnot verified yet460
Iowanot verified yetnot verified yet408
Minnesotanot verified yetnot verified yet458
Montananot verified yetnot verified yet435
North Dakotanot verified yetnot verified yet419
Nebraskanot verified yetnot verified yet476
Wyomingnot verified yetnot verified yet459
Nebraska476South Dakota460Wyoming459Minnesota458Montana435North Dakota419Iowa408license-test.com
South Dakota ranks 2 of 7 by practice questions · Practice questions per jurisdiction · Source: License Test question bank

FAQ

How many practice questions does this South Dakota CDL practice test have?

460 published questions in 10 topics. The largest topics are Vehicle Equipment & Safe Operation (206), General Driving Knowledge (151), Bad Weather & Night Driving (27).

Where do these practice questions come from?

Questions are based on the official South Dakota driver handbook (sd.gov). Every question is aligned with the official handbook rules for South Dakota.

Is the South Dakota CDL practice test free?

Yes. All 460 questions, topic practice and the wrong-question book are free and need no account.

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Source

Last checked: 2026-10-17 · Verified from official source

Updated: · Based on the official driver handbook