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

While driving at night, which lights should you use as often as you can?

2 / 40

The object that doesn't get checked at the side of the trailer is the:

3 / 40

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

4 / 40

There should be ___space between the upper and lower fifth wheel after coupling.

5 / 40

Which of the following statements about "Radioactive" labels is true?

6 / 40

You should back up slowly until____when coupling the trailer.

7 / 40

The air leakage rate for a combination vehicle should not exceed ____psi a minute.

8 / 40

Buses may carry small-arms ammunition labeled ORM-D, emergency hospital supplies, and drugs. However, buses must never carry:

9 / 40

The baffles in a tank trailer help to control:

10 / 40

How can you check slack adjusters?

11 / 40

When inspecting the_____you pump the pedals 3 times and then hold it down for 5 seconds feeling for no movement to occur.

12 / 40

Drivers who transport route controlled radioactive materials must carry a dated certificate of radioactive materials training. This training must have ocurred within the last:

13 / 40

Select the true statement in regards to the braking power of spring brakes.

14 / 40

Select the statement that describes how you could damage the landing gear.

15 / 40

You should have the fifth wheel plate greased as recommened because:

16 / 40

The safety valve is usually set to open at:

17 / 40

How do you test your service brakes?

18 / 40

A baffled tanker has:

19 / 40

You are inspecting the_____when looking for broken welds, cracks, holes, or other damage to the longitudinal frame member, cross members, box, and floor.

20 / 40

Your bus is disabled. With riders aboard, the bus may be towed or pushed to a safe place only:

21 / 40

Select the statement that describes smooth bore tanks:

22 / 40

When should you drain air tanks that do not have an automatic tank drain?

23 / 40

Why should you cover cargo?

24 / 40

With Division 1.1, 1.2, or 1.3 Class A or B, how close can you park to a bridge, tunnel, or building?

25 / 40

You can be sure air is supplied to the second trailer by:

26 / 40

Which of the following is NOT an appropriate reason to flash your braking lights?

27 / 40

When transporting hazardous waste, you must:

28 / 40

If your bus has an emergency exit door, it must:

29 / 40

The direction of liquid movement not prevented by baffles is:

30 / 40

The trailer should be lowered so that _____.

31 / 40

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

32 / 40

If you are hauling hazardous materials and have ___ tires on your vehicle, you must stop and check them every time you park.

33 / 40

Puddles or dripping fluids from the underside of the transmission and engine may indicate:

34 / 40

What is the stopping distance for a tractor trailer that is traveling at 55 mph on dry pavement?

35 / 40

How do you secure a second trailer to your combination vehicle?

36 / 40

The bolst, brackets, or bushings that attach the air bag and/or spring to the vehicle and axle frame are _____.

37 / 40

Who is responsible for packaging, labeling, and preparing the hazardous material shipping papers for a common carrier?

38 / 40

This component should be checked that it is solid, securely bolted to the tracture frame, and clear of objects.

39 / 40

What is the minimum amount of distance you should maintain when driving at 50 mph in ideal conditions with a 100 ft twin trailer combination?

40 / 40

When backing, what is the best method to use to avoid blind spots?

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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.