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 should you do before you begin to couple?

2 / 40

Select the true statement about slack adjusters:

3 / 40

How often should you check your cargo?

4 / 40

You must first______to supply air to the trailer.

5 / 40

When should you not use the parking brakes?

6 / 40

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

7 / 40

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

8 / 40

If you are transporting cargo, you should inspect the cargo and securing devices:

9 / 40

An oncoming vehicle keeps its high beams on. You should deal with this hazard by:

10 / 40

When should you check your mirrors for a lane change?

11 / 40

Do not tow or push a disabled bus with riders aboard the vehicle, unless:

12 / 40

With Division 1.2 or 1.3 Explosive B, how close to the travelled part of the roadway can you park?

13 / 40

Select the situation in which you should use the hand valve to park a combination vehicle.

14 / 40

When there is a hazardous materials emergency. You should:

15 / 40

When approaching railroad tracks, stop your bus:

16 / 40

Select the true statement about seeing ahead.

17 / 40

The best way to test if the spring brakes come on automatically is to:

18 / 40

______is a device that connects the service and emergency air lines between the tractor and trailer.

19 / 40

Select the answer that is controlled by the foot brake.

20 / 40

Why should you cover cargo?

21 / 40

How do you supply air to the trailer tanks?

22 / 40

One reason hauling liquids in tank vehciles require special care is:

23 / 40

You should activate hazard lights within approximately how many feet before railroad crossing?

24 / 40

Which of the following about the front tires on a commercial bus is true?

25 / 40

Which of the following must be closed while the bus is in motion?

26 / 40

The system that needs to be checked for signs of leaks with rust or carbon soot and damage is the _____.

27 / 40

This item should not be rusted, bent, or damaged and centered over evenly spaced tires and dual wheels.

28 / 40

You must not allow riders to stand:

29 / 40

Select the first action to do when the low air pressure warning comes on:

30 / 40

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

31 / 40

How do you know when your brakes are fading?

32 / 40

What should you do if you start a trailer skid?

33 / 40

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

34 / 40

A hazard class that uses transport indexes to determine the amount that can be loaded in a single vehicle is _____.

35 / 40

To be sure that air is supplied to the second trailer:

36 / 40

Which is more likely to tip over due to the crack the whip effect?

37 / 40

How do you make sure the air lines are not crossed and the trailer brakes are working after supplying air to the trailer?

38 / 40

The locking jaws of the kingpin should close around:

39 / 40

You are driving a 40 foot truck at 35 MPH, how much space (in seconds) should you keep in front of you?

40 / 40

This carries hydraulic fluid or air to the wheel brake assemby.

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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.