How Do I Earn a Class A CDL in South Carolina?

You will need a Class A CDL if you plan on driving any vehicle with a weight of over 26,000 pounds and a detachable trailer. This includes most tractor-trailers and semi-trucks. In addition to passing the general knowledge test, you will also need to take the combinations vehicle endorsement test. You will also need to pass a road skills test in a Class A qualified vehicle.

How Do I Earn a Class B CDL in South Carolina?

A Class B CDL is required if you are going to be driving any vehicle that weighs more than 26,000 pounds and the trailer is not detachable, like trash trucks and most dump trucks. Because the trailer cannot detach you will not need to pass the additional combination vehicle endorsement exam, however, if your vehicle has air brakes, you will need to pass that endorsement test. You will also need to perform and pass your road skills test in a qualified Class B vehicle.

How Do I Earn a Class C CDL in South Carolina?

Requirements for a Class C CDL depend entirely upon which type of vehicle you will be driving. For example: If you are driving a passenger bus, you will need to take the passenger transport endorsement test. If you’re driving a school bus, you will need the passenger transport endorsement as well as the school bus endorsement. There is also a separate endorsement for hazmat vehicles, and you will need to provide whichever vehicle you intend to drive for your road test.

For how long should you brake when your vehicle reaches the "safe speed" on a steep descent?

Until the vehicle reaches approximately 5 mph below the safe speed

Until the vehicle reaches approximately 10 mph below the safe speed

Until the vehicle reaches approximately 15 mph below the safe speed

Until the vehicle reaches approximately 20 mph below the safe speed

Is the stopping distance for hydraulic brakes and air brakes the same?

No, there is an added delay for air brakes

No, there is an added delay for hydraulic brakes

The trailer air supply control:

Is used to control the tractor protection valve

Is used to regulate the air supply to the trailer(s)

Looks like a red 8-sided knob on newer vehicles

If you must back in a curved path toward the driver's side:

Walk around the vehicle and check the clearance to the sides and above

Ensure you know exactly who is near and re-check if unsure

The shut-off valves are located:

On the left side of each trailer

On the right side of each trailer

When checking that air flows to all trailers:

You need to have the shut-off valves open in all trailers except the rear of the rear trailer

You should close the shut-off valve at the rear of the last trailer and listen for air escaping

You should close the service line valve to check that air-pressure goes to all trailers

You should close the shut-off valve in all trailers including the rear of the rear trailer

A safe speed through a corner for a _____ may be an unsafe speed for _____.

Doubles/triples; single trailer combination vehicle

Single trailer combination vehicle; doubles/triples

Which of the following is NOT part of inspecting the sliding fifth-wheel?

Checking the landing gear for damage

Checking for any damages on the slide

Checking that all locking pins are still there and locked in place

After backing the converter dolly under the rear trailer:

Raise the landing gear slightly

Turn the crank in low gear a few extra turns to make the landing gear sit very firm against the ground

Raise the landing gear completely

What should you check for when inspecting the pintle hook?

That the pintle hook is latched

That all locking-pins in the fifth-wheel are present or locked in place

That the electrical cord is firmly plugged in and secured

That the ABS-brakes are working

Operating a vehicle with a load that in any way escapes or spills from the vehicle:

Is legal or illegal depending on which state you are driving in

Which of the following indicates you may need to adjust your speed and be prepared to change lanes?

A parked car at the side of the road signaling to enter traffic

A light that has been green for some time in a busy intersection

Brake lights on vehicles far ahead

If you experience tire failure, you should:

Ease off the accelerator and brakes; hold the steering wheel firmly

Slam the brakes; hold the steering wheel firmly

When should you not accept a package with Class 1 materials?

When it is heavier than 100 pounds

When you are already transporting Class 5 packages

What is the proper shipping name?

The HazMat name shown in roman print in CFR, Title 49

The HazMat name shown in italic print in CFR, Title 49

The name of the HazMat most prevalent in the load

The role of a professional driver at the scene of an accident is to:

Communicate the danger of HazMat to emergency personnel

Provide emergency personnel with the shipping papers and emergency response information

If your carrier has rules about eating or smoking on the bus, mention them:

When you notice someone breaking the rules

If you are unable to drive through the railroad gates or the bus stalls on the railroad tracks:

Move the riders off the bus and away from the railroad tracks at an angle toward the train

Move the riders off the bus and away from the railroad tracks at an angle away from the train

Keep the riders in the bus and call the dispatch number on a pole next to the railroad tracks

How can you make sure the locking jaws are functioning properly?

By looking into the fifth-wheel gap to see that the locking jaws are closed around the kingpin

By driving the vehicle quickly forward and testing the locking jaws

By feeling with your hand inside the fifth-wheel gap to check that the locking jaws are closed around the kingpin

During the pre-trip inspection, which of the following shoud you NOT look for in the slide mechanism of the sliding fifth-wheel?

Loose, missing or unengaged locking pins

During the pre-trip inspection, how should you check for proper inflation?

By using a tire gauge or striking the tire with a mallet or similar device

As you start the engine, the warning lights and buzzers come on for a bulb check. How long should they remain?

They should remain for 5 minutes

They should remain for 1 minute

They should stay on indefinitely

Leaks in the hydraulic brake system can lead to a loss of brake function. How do you test hydraulic brakes for leaks?

First pump the brake pedal 3 times. Then apply firm pressure to the pedal and hold for min. 5 seconds - the pedal should not move

First pump the brake pedal at least 10 times. Then apply firm pressure to the pedal and hold for min. 5 seconds - the pedal should not move

Apply firm pressure to the pedal and hold for min. 5 seconds - the pedal should not move

Apply firm pressure to the pedal and hold for min. 5 seconds - the pedal should move

As you are approaching a railroad crossing, why should you check for an escape route?

In the event of problems in vehicles in front of the school bus

In the event you need to find an alternate route to get around the railroad tracks

You are preparing to leave after unloading students. When should the alternating flashing red lights be turned off?

Just before you pull away from the unloading area

As soon as you have unloaded the students

Approximately 100 feet after you have started driving again

You've been in an accident. Which school bus accidents must be reported?

Accidents involving injury or death

Accidents involving property damage

What can you do to control surge?

Use controlled or stab braking methods if you need to come to a quick stop

Maintain a larger-than-normal following distance

Free South Carolina CDL Practice Tests 2023

Ace your SC CDL tests easily on the first try using our popular CDL course. Select general knowledge and/or all necessary endorsement tests below:

General Knowledge Practice Test

Official test facts

Passing score: 80 %
Number of questions: 50
Correct answers needed to pass: 40
Length: 60 min

Hazardous Materials Practice Test

Official test facts

Passing score: 80 %
Number of questions: 30
Correct answers needed to pass: 24

Double and Triple Trailers Practice Test

Official test facts

Passing score: 80 %
Number of questions: 20
Correct answers needed to pass: 16

Tanker Vehicles Practice Test

Official test facts

Passing score: 80 %
Number of questions: 20
Correct answers needed to pass: 16

Air Brakes Practice Test

Official test facts

Passing score: 80 %
Number of questions: 25
Correct answers needed to pass: 20

Combination Vehicles Practice Test

Official test facts

Passing score: 80 %
Number of questions: 20
Correct answers needed to pass: 16

Passenger Vehicles Practice Test

Official test facts

Passing score: 80 %
Number of questions: 20
Correct answers needed to pass: 16

School Bus Practice Test

Official test facts

Passing score: 80 %
Number of questions: 20
Correct answers needed to pass: 16

Pre-Trip Inspection Practice Test

How Difficult are the CDL Exams?

That depends on how well you’ve prepared. If you’ve just tried to memorize the manual, the CDL exams may be harder than they need to be.

With Zutobi, you can learn test-relevant material in a way that’s easy to understand and, therefore, easy to remember. If you've practiced using our state-specific CDL practice tests, you can walk in on test day with full confidence because you will have already seen all of the questions they could throw at you.

The South Carolina CDL manual is based on the same template and federal regulations from the FMCSA (Federal Motor Carrier Safety Administration) that is used by all states. The CDL manual, tests, and regulations are nearly identical across the US with only minor differences.

All CDL applicants must successfully complete driver training from an FMCSA-approved provider if getting a class A or class B CDL, or an H, S, or P endorsement. Zutobi is an FMCSA-approved theory provider.

Pass Your South Carolina CDL Tests With Zutobi

There are several steps to earning your commercial driver’s license in any state, and that includes taking and passing the CDL general knowledge exam and the necessary endorsement exams. Zutobi is your study guide for all things CDL-related.

Up-to-date South Carolina CDL practice tests that are designed to mimic the real written exam. You’ll be fully prepared for the real thing because you’ll have seen it before.
Detailed statistics will let you quickly identify your weak areas and the exact topics you need to improve on.
Conveniently study for the general knowledge test and all endorsements in one place.
Each practice test question comes with an answer and a detailed explanation that allows you to learn from your mistakes.
Our smart system helps you understand and retain the information from your South Carolina CDL handbook so you won’t have to waste days or weeks sifting through the many dull pages.

Learn what you need to know to pass your CDL tests and stay safe as you do your job.
Bite-sized lessons are used so you can study for just a few minutes at a time and still make great progress.
Use our app or website to study anytime, anywhere, and on any device.
Perhaps most importantly - we’ll help you get your CDL on time. Delaying as little as a week or month can result in a big hit to your earnings.

FMCSA Certificate

Zutobi is an approved FMCSA theory provider for all 50 states and Washington D.C.
After completing a CDL module, we will electronically notify the TPR that you are eligible to sit the corresponding test.

Try Our FREE South Carolina CDL Practice Tests Today

Test your knowledge with our free South Carolina CDL practice tests now and then take a look at our popular course for commercial drivers. Zutobi is specially designed to help you earn a passing score on your CDL general knowledge exam and endorsement tests on your first try.

Ace your DMV test, guaranteed

Free South Carolina CDL Practice Tests 2023

General Knowledge Practice Test

Official test facts

Hazardous Materials Practice Test

Official test facts

Double and Triple Trailers Practice Test

Official test facts

Tanker Vehicles Practice Test

Official test facts

Air Brakes Practice Test

Official test facts

Combination Vehicles Practice Test

Official test facts

Passenger Vehicles Practice Test

Official test facts

School Bus Practice Test

Official test facts

Pre-Trip Inspection Practice Test

How Difficult are the CDL Exams?

Pass Your South Carolina CDL Tests With Zutobi

FMCSA Certificate

Try Our FREE South Carolina CDL Practice Tests Today

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