Knowledge Test Class A #1
Class A Driving Test | South Carolina 2025 #1 Page 7 of 7
Train for FREE online with our South Carolina class A 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 A 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 A requirements may vary from state to state.
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43 . How many daily hours of sleep does an adult need to maintain alertness?
Being properly rested is essential to the safe operation of a CMV. To maintain alertness, most people need eight to nine hours of sleep per night.
44 . When loading a trailer, the heaviest cargo should be placed:
It is important that vehicles are not top-heavy, if at all possible. A top-heavy vehicle is at an increased risk of rollover. Place the heaviest pieces of cargo underneath lighter pieces of cargo.
45 . A driver should always:
Travel faster than the speed limit.
When driving, you should always scan the road for potential hazards. Formulate plans for how to deal with the hazards if they develop into emergencies.
46 . If you have more than one license:
All states share driver information through a computerized database in order to prevent the issuance of multiple licenses to a single person. It is prohibited for a person to have more than one driver license.
47 . All bus driver applicants must pass the test for a ____ endorsement.
All applicants seeking to be licensed to drive a bus must pass the passenger endorsement test.
48 . If your tractor is equipped with ABS but your trailer is not, the ABS:
Will allow others to see when you brake.
In a tractor-trailer combination, if the tractor is equipped with an Anti-Lock Braking System (ABS) but the trailer is not, the ABS will still improve the driver's steering control. The driver should keep an eye on the trailer and let up on the brakes if the trailer begins to swing out.
49 . Pressing and releasing a brake pedal unnecessarily can:
Create a loud noise.
In an air brake system, pressing and releasing the brake pedal unnecessarily can release air from the braking system faster than the compressor can replace it.
50 . If you are being tailgated, you should:
Allow the vehicle to pass.
If you are being tailgated, it is advisable to open up the space in front of your vehicle, making it easier for the tailgater to get around you. Speeding up may be counterproductive because the driver may continue to tailgate you at the higher speed, only increasing the danger.
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
To obtain a CDL Hazmat endorsement in South Carolina, you must have a valid Commercial Driver's License (CDL). Then, pass the written Hazardous Materials (HazMat) test at a DMV office. You'll also need to undergo a federal background check and fingerprinting. A Transportation Security Administration (TSA) security threat assessment will be conducted before granting the endorsement.
To obtain a CDL Hazmat license, you must first hold a valid Commercial Driver's License (CDL). You should be at least 21 years old and have good driving records. You also need to pass a written Hazardous Materials (HazMat) test. Furthermore, you must pass a federal background check, fingerprinting, and Transportation Security Administration (TSA) security threat assessment.
When applying for a CDL Hazmat endorsement, you'll need to provide your current valid CDL, proof of U.S. citizenship or lawful permanent residency (like a birth certificate or green card), and proof of identity. You'll also need to complete the Hazmat endorsement application and provide fingerprints for the background check. Lastly, you must pass the written Hazmat knowledge test.
Yes, there is a dedicated written test for the CDL Hazmat endorsement. The Hazardous Materials Endorsement Knowledge Test is designed to assess your understanding of the safe transportation of hazardous materials. The test covers topics including loading and unloading, bulk packaging, and emergency response information. It's an essential part of obtaining your Hazmat endorsement.
The written test for the CDL Hazmat endorsement covers various topics, including the identification of different hazardous materials, proper loading and unloading procedures, use of placards and labels, emergency response procedures, and understanding the Hazardous Materials Regulations. It also tests knowledge on how to safely operate a vehicle transporting hazardous materials.
Yes, there are extra charges associated with acquiring a CDL Hazmat endorsement. You will need to pay for the fingerprinting and background check, which can cost around $86.50. Additionally, there may be a fee for the knowledge test and the endorsement itself. Fees can vary, so it's best to check with your local DMV for exact amounts.
Yes, to obtain a CDL Hazmat endorsement, you must undergo a federal background check and fingerprinting. This is part of the Transportation Security Administration's (TSA) security threat assessment. The process helps ensure that hazardous materials are transported safely by checking for criminal history, immigration status, and mental health issues among other factors.
Yes, specialized training is mandatory for the CDL Hazmat endorsement. You must pass a written hazardous materials knowledge test and a TSA security threat assessment. Training typically includes understanding how to handle hazardous materials, emergency response procedures, and safety protocols. The certification is included as an endorsement on your Commercial Driver's License.
No, it's illegal to transport hazardous materials without a valid CDL Hazmat endorsement in South Carolina. The endorsement ensures that you have the necessary training and knowledge to handle and transport hazardous materials safely. Violating this can result in hefty fines, license suspension, or even criminal charges.
Yes, you can add the CDL Hazmat endorsement to your current CDL license in South Carolina. You don't need a new license, but you must pass a written test and a TSA background check. After successful completion, the Hazmat endorsement will be added to your existing CDL license.
