south dakota
CDL Practice Test

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This is a practice test site for the CDL test in South Dakota. Use this site as a resource as you prepare to take your SD CDL test. You can take these practice tests and go through these questions as many times as you like, and the site is free to use. Questions on these practice tests cover areas such as driving weight requirements and passenger restrictions as covered in the South Dakota CDL Manual. You will be presented with 40 questions and you must answer 34 questions correctly to pass. There is a 50-minute time limit. You may not go back once you answer a question. Click the "Start Test" button below to begin.

1 / 40

Remember to____when connecting the converter dolly to the rear trailer.

2 / 40

If you have to swerve to avoid a hazard, it's important to:

3 / 40

Where are shut-off valves located?

4 / 40

Which of the following types of cargo must never be carried on a bus with passengers?

5 / 40

Which signals may be used to warn of a stopped vehicle that contains explosives?

6 / 40

Which of the following is not a prohibited practice on the bus:

7 / 40

Which of the following is NOT an acceptable type of marking for hazardous materials?

8 / 40

A vehicle placarded for Division 1.1, 1.2, or 1.3 explosives:

9 / 40

If you do become sleepy while driving, you should _____.

10 / 40

Should your air compressor stop working:

11 / 40

If there is no traffic light or attendant, how far from the draw of a drawbridge must you stop?

12 / 40

At a railroad crossing, the bus is required to stop at the stop line. If there is no clearly marked stop line, what is the required minimum and maximum stopping distance?

13 / 40

When would you lock some emergency roof hatches in a partly open position?

14 / 40

What are you checking when looking at the lubrication level on a dipstick?

15 / 40

When inspecting your bus, you must make sure that:

16 / 40

Select the true statement about dual air brake systems:

17 / 40

Select the true statement about empty trucks:

18 / 40

If you work for an interstate carrier:

19 / 40

At around____the governor allows the air compressor to start pumping again:

20 / 40

Select how you can tell if your vehicle is equipped with an anti-lock braking system:

21 / 40

Cargo tanks ____.

22 / 40

Which trailer is most likely to turn over when you make a sudden turn while pulling doubles?

23 / 40

Vehicle handling can become unsafe if the weight is not properly balanced. Hard steering can be caused by:

24 / 40

Why does it take special skills to haul a tank vehicle?

25 / 40

In the event of an accident you should remember to do the following EXCEPT:

26 / 40

The best way to go into a curve is to decrease your speed going into the curve and then ____going through it.

27 / 40

If you are drowsy, you should _____ before you drive.

28 / 40

The main reason you should pull the dolly out from under a trailer before disconnecting it from the trailer in front is:

29 / 40

Which of the following would NOT be part of a standard vehicle inspection?

30 / 40

You should check your mirrors while making a lane change:

31 / 40

Wet brakes can cause _____.

32 / 40

Which seats must have a seat belt:

33 / 40

The method used to make sure the spring brakes will come on automatically is to:

34 / 40

Why do air brakes take longer to stop than hydraulic brakes?

35 / 40

If you are stopped on an incline, how can you start moving without rolling back?

36 / 40

This object should not be damaged, bent, or rusted through and be evenly centered with the tires and dual wheels evenly separated.

37 / 40

Select the true statement in regards to crossing your air lines on a new trailer with spring brakes

38 / 40

Where is compressed air stored?

39 / 40

What is a king pin?

40 / 40

Never refuel your bus:

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CDL Category Practice Tests

CDL Practice Test

How To Get A south dakota Commercial Drivers License

To be eligible for a CDL in South Dakota, applicants must meet the following age eligibility requirements.

  • Be at least 18 years old to operate a commercial vehicle intrastate (within South Dakota only).
  • Be at least 21 years old to operate a commercial vehicle interstate (outside of South Dakota).

South Dakota CDL applicants must be medically certified that they are healthy enough to operate a commercial vehicle and pass a vision test. Applicants are required to submit the following documents.

  • (REV 2015) Medical Self-Certification Statement
  • (Form MCSA-5876) Medical Examiner’s Certificate (This document must be completed by an FMCSA-approved physician.)

Interstate non-excepted (drivers who do not work for the state or federal governments) must meet federal DOT requirements. Intrastate non-excepted drivers must meet the state requirements. Drivers who have had their licenses revoked, suspended, denied or canceled are not eligible for a CDL in South Dakota. Applicants can be disqualified for having multiple licenses.

South Dakota CDL Endorsements

  • H – Hazmat Vehicles
  • N – Tank Vehicles
  • P – Passenger Vehicles
  • S – School Bus
  • T – Double or Triple Trailer
  • X – Combination Tank Vehicles and Hazmat Vehicles

Hit the Open Road

south dakota CDL License Test Tips

All South Dakota CDL applicants must pass the general knowledge test prior to taking the skills test. This test consists of 50 questions. To pass the South Dakota test, applicants must score 80 percent or higher. Applicants who require additional endorsements must pass additional tests and pay the required fees. The South Dakota skills test can be taken 14 days after applicants pass the knowledge test. It includes a pre-trip vehicle inspection, basic control skills and on-road driving. Applicants must pass each section.

Military veterans and current military members can apply to have the skills exam waived if they meet the requirements. To qualify for a waiver, applicants must:

  • Be a South Dakota resident with a valid state driver’s license.
  • Be currently enlisted in the military.
  • Operate a commercial vehicle as part of their military duties for at least 2 years prior to submitting the CDL application. If applicants are in the military reserves or a veteran of the reserves, the vehicle operation requirement is 4 years.
  • Have been honorably discharged from the military within the past 12 months.
  • Submit (Form CDL-SK TST WVR) Application for Military Skills Test Waiver. The commanding officer must sign this document.

Additional Information

Information on the South Dakota Department of Public Safety

The South Dakota Division of Public Safety administers CDL license requirements in South Dakota. To get more information contact them via:

Website: https://dps.sd.gov/driver-licensing/commercial-drivers-license

Phone:  605.773.6883

 

Additional South Dakota CDL Helpful Links

Please use the links below to access South Dakota CDL testing resources and to learn more about practice driving tests for the state of South Dakota.