Knowledge Test Class B #1
Class B Driving Test | Connecticut 2026 #1 Page 3 of 7
Train for FREE online with our Connecticut 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 CT 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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15 . A commercial motor vehicle should:
Always be equipped with at least one fire extinguisher.
Vehicles must be equipped with the appropriate emergency equipment. When inspecting a CMV, you should check for at least one fire extinguisher; spare electrical fuses, unless the vehicle is equipped with circuit breakers; and the appropriate warning devices to be used when the vehicle is parked.
16 . Rust around wheel nuts may mean:
The nuts are too tight.
Rust around wheel nuts may mean that they are loose. Check the tightness of the nuts if you see any rust in the area.
17 . The air storage tanks:
Hold enough air for more than 1,000 braking cycles.
In an air brake system, the air storage tanks hold enough air for brakes to be used several times if the compressor stops working.
18 . Placards should be used:
Warning placards are required to be used any time a vehicle is carrying designated types and amounts of hazardous materials. A placarded vehicle must display placards on all four of its sides.
19 . 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.
20 . When checking tires, finding which of the following is not a cause for concern?
Tread of at least 2/32 an inch on rear tires
When checking your vehicle's tires, you should confirm that air pressure is neither too low nor too high; that there is at least 4/32 of an inch of tread depth in every major groove on the front tires; that there is at least 2/32 of an inch of tread depth in grooves on other tires; and that radial and bias-ply tires are not used together.
21 . Which of the following is not a type of retarder?
Electric
Retarders are mechanisms in some vehicles that help slow a vehicle and reduce the need for braking. The four basic types of retarders are exhaust, engine, hydraulic, and electric.
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2026 Connecticut | Frequently Asked Questions
To secure a CDL Bus endorsement in Connecticut, you must first have a Commercial Driver's License (CDL). Then, pass the Passenger Endorsement Knowledge Test and the School Bus Endorsement Knowledge Test. Following this, complete a state and federal background check. Lastly, pass the Skills Test in a school bus of the appropriate class. Training may be required before testing.
To obtain a CDL Bus license in Connecticut, you need to have a valid driver's license, pass the CDL general knowledge test, and the Passenger Transport test. You must also pass a physical examination, provide proof of residency and identity, and pass a driving skills test in the type of vehicle you wish to be licensed for.
Yes, specific training is necessary for a CDL Bus endorsement in Connecticut. You must complete a bus-specific training program, which includes classroom instruction and behind-the-wheel training. The program covers topics such as passenger loading and unloading, emergency procedures, and bus inspection. After training, you must pass both knowledge and skills tests.
CDL Bus licenses in Connecticut fall into three classifications: Class A, B, and C. Class A is for combination vehicles like tractor-trailers. Class B is for single or combination vehicles like buses, dump trucks, or tow trucks. Class C is for transporting 16 or more passengers or hazardous materials. Each class requires specific tests and may require additional endorsements.
No, you cannot use your personal vehicle for the CDL Bus driving test in Connecticut. The vehicle used for testing should represent the type and class of bus you plan to drive. It must meet all safety standards and be properly registered and insured. This ensures you demonstrate appropriate skills for the specific type of commercial vehicle.
During the CDL Bus driving test in Connecticut, you'll be evaluated on skills such as vehicle inspection, controlling the vehicle, shifting gears, parallel parking, and making proper turns. Additionally, you'll be assessed on interacting with traffic, managing speed and space, and handling emergencies or hazardous conditions.
Yes, to obtain a CDL Bus endorsement in Connecticut, applicants must pass a Department of Transportation (DOT) physical exam every two years. The exam assesses vision, hearing, blood pressure, and overall physical health. Additionally, you must be free from any condition that could affect your ability to safely operate a vehicle, such as epilepsy or severe heart conditions.
No, it's not permissible to transport passengers without a valid CDL Bus endorsement in Connecticut. This endorsement is required for drivers who wish to operate a vehicle designed to carry 16 or more passengers, including the driver. Driving such a vehicle without the appropriate endorsement can result in serious penalties, including fines and suspension of your license.
In Connecticut, the CDL Bus endorsement can be added to your existing CDL. You don't need to apply for a new license. However, you'll need to pass the Passenger Endorsement Knowledge Test and the Skills Test in a vehicle representative of the class of bus you wish to drive. It's important to check with the DMV for specific requirements.
Yes, there are limitations. Drivers with a CDL Bus endorsement in Connecticut must adhere to the Federal Motor Carrier Safety Regulations. They must not have any serious traffic violations, cannot drive under the influence of drugs or alcohol, and must maintain a clean driving record. Additionally, they must pass a physical exam every two years to ensure they're medically fit to operate a bus.
