Knowledge Test Class B #2
Class B Driving Test | Maryland 2026 #2 Page 5 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 2026, 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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29 . 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.
30 . 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.
31 . Improperly loaded cargo:
Cargo that is improperly loaded or secured is a significant hazard to the driver, as well as others on or near the road.
32 . Air brakes are:
A tool to improve fuel efficiency.
As long as the brakes are properly maintained, using air brakes is a safe and effective method of stopping large, heavy vehicles.
33 . A liver can process about ____ per hour.
The faster you drink, the higher your blood alcohol content (BAC) will become. The liver removes alcohol from a body at a fixed rate of about one drink per hour.
34 . If feeling tired while driving, it is best to:
If you begin to feel tired while driving, the only safe action to take is to stop and get some sleep. Trying to fight the fatigue and press on is very dangerous and can result in a fatal crash. You should not rely on artificial stimulants; these may help keep you awake a while longer, but they won't make you more alert.
35 . About how many drinks does it take for a 200-pound person to reach a 0.02 percent blood alcohol concentration (BAC)?
Four
Alcohol impairment begins long before the legal limit is reached. A 200-pound person will reach a blood alcohol concentration (BAC) of 0.02 percent after a single drink.
2026 Maryland | Frequently Asked Questions
To acquire a Passenger (P) endorsement in Maryland, you must first hold a valid Commercial Driver's License (CDL). Then, you need to pass the passenger transport test. This includes a written knowledge test and a skills test in the type of vehicle you wish to drive. Additionally, you must pass a background check to ensure passenger safety.
To obtain a CDL Passenger license, you must first have a valid Commercial Driver's License (CDL). You must be at least 21 years old, pass a vision test, and complete a medical examination. You'll also need to pass the Passenger Transport Knowledge Test and the Skills Test in a passenger vehicle. A clean driving record is also crucial.
Yes, specific training is required to secure a CDL Passenger endorsement in Maryland. You must pass a written passenger transport test and a skills test in the type of vehicle you plan to drive. Some individuals may find it beneficial to enroll in a CDL training program to prepare for these tests. Experience is not required but can be helpful.
Yes, in Maryland, to secure a CDL Passenger endorsement, you must pass a written passenger transport test. This test covers the special rules and safety considerations for carrying passengers. It's important to prepare thoroughly for this test to ensure you understand all the necessary rules and regulations.
During the CDL Passenger endorsement assessment in Maryland, you will need to demonstrate skills such as vehicle inspection, safe loading and unloading of passengers, proper use of emergency exits and equipment, and safe operation of the vehicle under various conditions. You will also need to exhibit proper response to railroad crossings and emergency situations.
No, you cannot legally transport passengers in Maryland without a valid CDL Passenger endorsement. This endorsement is required for drivers who wish to drive a vehicle designed to carry 16 or more passengers, including the driver. Driving without the necessary endorsement can result in legal penalties, including fines and suspension of your driving privileges.
Yes, you can add the CDL Passenger endorsement to your existing commercial driver's license in Maryland. You do not need a new application. However, you will need to pass the passenger transport written test and pay the necessary fees. It's also important to note that some endorsements may require additional skills tests.
Yes, drivers with a CDL Passenger endorsement in Maryland must adhere to specific rules and regulations. For instance, they cannot transport more passengers than their vehicle is designed for. Also, they must ensure all passengers have their seat belts on. Violating these rules can lead to penalties or loss of the CDL Passenger endorsement.
Yes, there are age-related prerequisites to acquire a CDL Passenger endorsement in Maryland. You must be at least 21 years old to drive a commercial vehicle across state lines or carry hazardous materials. However, you can get a CDL to drive within Maryland state lines at 18 years old. Always check with your local DMV for specific requirements.
With a CDL Passenger endorsement in Maryland, you will be eligible to operate vehicles designed to transport 16 or more passengers, including the driver. This includes buses, vans, and other vehicles used for public transportation or commercial purposes.