Knowledge Test Class B #1
Class B Driving Test | Maryland 2025 #1 Page 3 of 7
Train for FREE online with our Maryland 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 MD 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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15 . How much water must be present for a vehicle to hydroplane?
Hydroplaning is an effect in which a vehicle's tires lose traction with the surface of the road and instead glide along a layer of water. There does not have to be much water on the road for this to occur.
16 . A vehicle equipped with an Anti-Lock Braking System (ABS) can be identified by:
A metal plate on the inside of the driver’s side door.
You can tell that your vehicle is equipped with an Anti-Lock Braking System (ABS) if it has a yellow ABS malfunction lamp on the instrument panel.
17 . If making a tight turn, the operator of a CMV should:
Drivers behind you may not anticipate how slowly your CMV must travel to safely make a right turn. You can help warn them in advance by braking early and slowing gradually.
18 . While driving, you can:
Not read or send text messages.
Reading and sending text messages while driving is both illegal and dangerous.
19 . Cargo on flatbed trailers should be:
Pushed to one side.
On flatbed trailers or trailers without sides, cargo must be tied down to keep it from shifting or falling off in transit.
20 . What color is the low air pressure warning light?
Purple
A low air pressure warning signal is required in vehicles with air brakes. The warning light is usually red and may be accompanied by a buzzer.
21 . When backing, you should:
Use a helper, if possible.
Backing a large CMV is always dangerous because you will not be able to see everything behind you. If you must back up, use a helper, if possible.
See the exact questions that will be on the 2025 Maryland 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 Maryland | Frequently Asked Questions
To acquire a CDL Hazmat endorsement in Maryland, you must first have a valid CDL. Then, pass a Transportation Security Administration (TSA) background check. After clearance, study for the Hazmat knowledge test using the Maryland CDL Manual. Schedule and pass the knowledge test at a Maryland MVA office. Once passed, the Hazmat endorsement will be added to your CDL.
To obtain a CDL Hazmat license, you must first hold a valid Commercial Driver's License (CDL). You'll also need to pass a background check by the Transportation Security Administration (TSA), provide proof of U.S. citizenship or lawful permanent residency, and pass the Hazardous Materials Endorsement Knowledge Test. A medical examination ensuring you are physically fit to operate a commercial vehicle is also required.
When applying for a CDL Hazmat endorsement, you need to provide proof of U.S. citizenship or lawful permanent residency (passport, birth certificate, or green card), a valid Commercial Driver's License (CDL), and proof of Social Security number. You also need to complete a Hazardous Materials Endorsement application and submit to a TSA background check.
Yes, there is a dedicated written test for the CDL Hazmat endorsement. This test covers topics related to the transport of hazardous materials, including handling procedures, emergency situations, and federal regulations. You must pass this Hazardous Materials Endorsement Knowledge Test to obtain the endorsement on your Commercial Driver's License (CDL).
The CDL Hazmat endorsement written test covers several topics, including: the identification of different types of hazardous materials, loading and unloading procedures, proper placarding and marking of vehicles, emergency response procedures in case of a hazardous material incident, and understanding the federal regulations related to hazardous materials transportation.
Yes, there are extra charges associated with acquiring a CDL Hazmat endorsement. These include a fee for the written test, a fee for the endorsement itself, and a fee for the required TSA background check. The exact cost can vary, so it's best to check with the Maryland Motor Vehicle Administration for current prices.
Yes, obtaining a CDL Hazmat endorsement requires a federal security threat assessment, which includes a background check. The Transportation Security Administration (TSA) conducts this check. It involves fingerprinting and reviewing criminal, immigration, and terrorism records to ensure the applicant doesn't pose a security risk.
Yes, specialized training is mandatory for the CDL Hazmat endorsement in Maryland. Applicants must pass a written test based on the information contained in the Hazardous Materials section of the CDL Manual. After passing the test, an applicant must undergo a TSA background check before the endorsement is granted.
No, you cannot transport hazardous materials without a valid CDL Hazmat endorsement in Maryland. This endorsement ensures that drivers have the necessary knowledge and training to handle such materials safely. Driving without the proper endorsement can result in significant fines and penalties.
Yes, you can add the CDL Hazmat endorsement to your current CDL license in Maryland. You don't need to apply for a new CDL. However, you must pass the Hazmat knowledge test and undergo a Transportation Security Administration (TSA) background check to obtain the endorsement.
