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

What must vehicles with air brakes have?

2 / 40

How do you supply air to the trailer tanks?

3 / 40

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

4 / 40

When should you check your mirrors for a lane change?

5 / 40

Select which vehicles are required to have a low air pressure warning signal:

6 / 40

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

7 / 40

What is the safest way to stop unruly behavior on the bus?

8 / 40

What are some of the important parts in the steering system?

9 / 40

This object is not checked at the rear of the trailer.

10 / 40

You should check your mirrors while making a lane change:

11 / 40

A driver of a tank vehicle should take curves, off ramps, and on ramps at a speed lower than the posted speed limit.

12 / 40

Select the reason as to why air tanks need to be drained:

13 / 40

What action should you take before driving while drowsy?

14 / 40

A truck with baffles will handle:

15 / 40

Cylinders containing compressed gases may only be loaded onto a vehicle without a flat floor or platform if the cylinders are:

16 / 40

The manual says you should look _____ ahead while driving.

17 / 40

This should have no illegal stickers, dirt, obstructions, or damage to the glass.

18 / 40

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

19 / 40

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

20 / 40

The basic description of a hazardous material includes the hazard class, the identification number, and the proper shipping name. Which one must appear first on the shipping paper?

21 / 40

The most important hand signal you should agree on with a helper is:

22 / 40

In what position should shut off valves on the rear of the last trailer be in on a set of double trailers?

23 / 40

Which seats not securely fastened to the bus are usually allowed?

24 / 40

Select the true statement about convex ("spot") mirrors.

25 / 40

Which of the following is a clue another driver is impaired:

26 / 40

You should check your tires every ____ or every ____ when driving in very hot weather.

27 / 40

You should_____when the low pressure warning is activated:

28 / 40

The walls that separate compartments inside the tanks and having openings at the top and bottom are called:

29 / 40

You are required to have a tank endorsement when transporting:

30 / 40

What does the air compressor governor control?

31 / 40

Do converter dollies have spring brakes?

32 / 40

The average person requires how many hours of sleep per 24 hour period?

33 / 40

Air pressure should build___with a dual air system.

34 / 40

Buses may NOT have recapped or regrooved tires:

35 / 40

This object should be clean with no obstructions, illegal stickers or damage to the glass.

36 / 40

The emergency air line is used to:

37 / 40

On a drawbridge, you do not need to stop, but must slow down and make sure it's safe, when:

38 / 40

When a substance in the materials table is written in italics it means :

39 / 40

Select the true statement:

40 / 40

A shipper’s certification is best described as _____.

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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.