south carolina
CDL Practice Test

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This is a site to help you prepare to take the CDL permit test in South Carolina. You can take these practice test questions as many times as you like, and the site is free to use. The questions on this practice test cover rules from the SC 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 completing the 1st component of the air brake check you are required to fully push down on the foot brake and _____.

2 / 40

Select the statement that describes smooth bore tanks:

3 / 40

What will happen should a driver cross the air lines when hooking up the an older trailer?

4 / 40

This object should not be worn dangerously thin where visible.

5 / 40

What handling effect will baffles have?

6 / 40

A trailer is at the right height to have the tractor backed up to it when:

7 / 40

Select what you should not do when coupling the glad hands.

8 / 40

You should_____to make an emergency stop with air brakes when using the stab braking method.

9 / 40

Select the true statement about dual air brake systems:

10 / 40

It has just reached freezing. Which of the following areas is slippery?

11 / 40

What should the driver pay special attention to when driving smaller tanks?

12 / 40

Why should you test the tractor protection valve?

13 / 40

In what location must you keep your shipping papers which describe any hazardous materials?

14 / 40

When there is a hazardous materials emergency. You should:

15 / 40

Play of the steering wheel should not exceed:

16 / 40

At what pressure is the safety valve in the air compressor tank set to open?

17 / 40

How should the pintle hook be when backing a dolly under the second trailer?

18 / 40

The designation RQ identifies the material's:

19 / 40

What should you hook up before backing a tractor to a trailer for coupling?

20 / 40

What action should you take before driving while drowsy?

21 / 40

Select the true statement in regards to brake drums or discs:

22 / 40

Another term for a smooth bore tank is:

23 / 40

If there is not a sight glass to check the oil level you are required to look for leaks around the _____.

24 / 40

The amount of liquid you can carry depends on:

25 / 40

What are the 3 methods for securing a second trailer before coupling?

26 / 40

The floor liner for explosives may not:

27 / 40

How do you make sure the trailer height is correct before coupling?

28 / 40

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

29 / 40

How do you test the trailer service brakes?

30 / 40

How many different hazard classes are there?

31 / 40

You should____in order to inspect the coupling.

32 / 40

Where are shut off valves located on trailers that are doubles or triples?

33 / 40

If you are traveling at 55 mph in a 30-foot vehicle, you should leave how many seconds of following distance?

34 / 40

When stopping for railroad tracks, you must stop no closer than how many feet before the nearest track?

35 / 40

If you park the trailer at an angle to the tractor when uncoupling:

36 / 40

Select the load of the trailer that will require the shorter distance to stop.

37 / 40

What will occur as a result of failing to perform all 3 components of the air brake check?

38 / 40

The trailer height is correct for connecting a converter dolly to a second trailer when:

39 / 40

You must have placards for explosives, poison gas or flammables exceeding:

40 / 40

To prevent a roll over a driver can 1) keep the cargo as low to the ground as possible and 2) _____.

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CDL Category Practice Tests

CDL Practice Test

How To Get A south carolina Commercial Drivers License

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

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

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

  • (Form MCSA-5876) Medical Examiner’s Certificate
  • (Form DL-405A) Medical Certification Requirements

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 Carolina. Applicants can be disqualified for having multiple licenses.

South Carolina 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 carolina CDL License Test Tips

All South Carolina CDL applicants must pass the general knowledge test prior to taking the skills test. To pass the South Carolina test, applicants must score 80 percent or higher. Applicants who require additional endorsements must pass additional tests and pay the required fees. The South Carolina 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 currently enlisted in the military.
  • Possess a valid South Carolina driver’s license.
  • Have operated a commercial vehicle as part of their military duties.
  • Have been discharged from the military within the past 12 months.
  • Submit (Form DL-408A) CDL Skills Test Waiver Application for Military Personnel. The commanding officer must sign this document within 90 days of the CDL application.

Additional Information

Information on the South Carolina Department of Motor Vehicles

The South Carolina Division of Motor Vehicles administers CDL license requirements in South Carolina. To get more information contact them via:

Website: http://www.scdmvonline.com/Driver-Services/Commercial-Licenses

Phone:  803.896.5000

 

Additional South Carolina CDL Helpful Links

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