Knowledge Test Class B #1
Class B Driving Test | South Carolina 2025 #1 Page 2 of 7
Train for FREE online with our South Carolina class B license test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a SC CDL class B permit in 2025, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that CDL class B requirements may vary from state to state.
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8 . One way to avoid becoming an aggressive driver is to:
To help avoid frustration, which can lead to aggressive driving behavior, you should begin a trip with realistic expectations about your travel time. Plan ahead to allow time for potential traffic delays. Other strategies to help prevent aggressive driving behavior include driving an appropriate speed and keeping a reasonable following distance; avoiding making gestures at other drivers; and keeping your hands on the steering wheel.
9 . When testing a parking brake, the vehicle should:
Be driven while the parking brake is applied.
To test a parking brake, you should fasten your safety belt, set the parking brake for the power unit, release the trailer parking brake (if applicable), place the vehicle in low gear, and attempt to pull forward against the parking brake. If the parking brake does not hold while you are attempting to pull forward against it, the brake is faulty and must be fixed.
10 . Which of the following is not an example of a distracted person that motorists should be worried about?
A person sitting on a bench waiting for a bus
You should be cautious when you are near people who are not paying attention to the road. Be wary of drivers who are engaged in conversation with passengers, children near the road, and road workers.
11 . Move over laws require:
All drivers to move into the left lane if a flatbed trailer is in the right lane.
If an emergency vehicle is stopped on the side of the road and using its flashing lights, a state's move over law will require approaching drivers to merge into a lane that is not next to the stopped vehicle. If it is not possible to move over safely, drivers must slow down and proceed with caution.
12 . Which of the following is not an indication of damaged brakes?
Pads free of oil or grease
Potential problems to check for when inspecting brakes include cracked drums; shoes or pads with oil, grease, or brake fluid on them; and shoes that are missing, broken, or worn dangerously thin.
13 . After a trip:
A vehicle's battery should be disconnected.
After a trip, you may be required to perform an inspection and file a report on each vehicle that you've driven.
See the exact questions that will be on the 2025 South Carolina DMV exam.
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Lillian MCcranie explains how our CDL study guide was helpful in passing the exam and recommends it to everyone.
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2025 South Carolina | Frequently Asked Questions
A CDL Class A license in South Carolina allows drivers to operate any combination of vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 lbs or more, provided the Gross Vehicle Weight Rating (GVWR) of the vehicle(s) being towed is over 10,000 lbs. This typically includes tractor-trailers and truck and trailer combinations.
A Class A CDL license in South Carolina allows you to operate vehicles such as tractor-trailers, truck and trailer combinations, tank vehicles, livestock carriers, and flatbeds. It includes any combination of vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 lbs or more where the towed vehicle(s) exceed 10,000 lbs GVWR.
To obtain a Class A CDL license in South Carolina, you must be at least 18 years old (21 for interstate driving), possess a valid South Carolina driver's license, pass a vision test, and successfully complete knowledge and skills tests. You must also provide proof of identity, Social Security number, South Carolina residency, and clear a medical examination.
In South Carolina, you must be at least 18 years old to qualify for a Class A CDL license for intrastate driving (within South Carolina only). However, if you plan to drive interstate (across state lines or transporting materials from out of state), you must be at least 21 years old.
Specific endorsements aren't required for a Class A CDL license but they can provide additional driving privileges. Endorsements include: H (Hazardous Materials), N (Tank Vehicles), P (Passenger Vehicles), S (School Bus), T (Double/Triple Trailers). To get an endorsement, you must pass additional written and skills tests related to the specific type of vehicle.
The Class A CDL skills test in South Carolina encompasses three main sections: pre-trip inspection, basic controls, and on-road driving. The pre-trip inspection tests your knowledge on vehicle safety. The basic controls test assesses your ability to maneuver and control the vehicle. The on-road driving test evaluates your ability to drive the vehicle in various traffic conditions.
Yes, there are limitations for Class A CDL license holders in South Carolina. These limitations or restrictions relate to the type of vehicle you can drive, safety equipment needed, and in some cases, the time of day you can drive. Restrictions are marked on your CDL and may be removed by passing additional tests.
In South Carolina, the written Class A CDL test is primarily offered in English. However, some locations may offer the test in Spanish. It's recommended to contact your local DMV office to confirm language availability. Please note, all drivers must still have a basic understanding of English to ensure road safety.
Yes, you can request accommodations for the Class A CDL written test in South Carolina if you have a disability. The South Carolina Department of Motor Vehicles (SCDMV) is committed to ensuring that its services are accessible to all individuals. However, specific accommodations depend on the nature of the disability and must comply with federal regulations regarding commercial driving safety.
Yes, if you fail the Class A CDL written test in South Carolina, you can retake it. You must wait at least one day before retaking the test. However, keep in mind there may be additional fees associated with each retest. It's recommended to study thoroughly before reattempting to increase your chances of passing.
