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
In Connecticut, to acquire a CDL Tank endorsement, you must first have a Commercial Driver's License (CDL). You then need to pass the Tank Vehicle endorsement test, which covers the special driving rules for tank vehicles. The test usually consists of 20 multiple choice questions. You can prepare for the test by studying the Connecticut CDL handbook.
To obtain a CDL Tank license in Connecticut, you must first have a Commercial Driver's License (CDL). You should then pass the Tank Vehicle endorsement test, which covers specific rules for tank vehicles. It's also essential to have a good driving record and meet the physical requirements outlined by the Federal Motor Carrier Safety Administration.
While Connecticut doesn't mandate specific training for a CDL Tank endorsement, it's highly recommended to prepare for the endorsement test. Experience is not explicitly required, but a good understanding of tank vehicles and their operation is necessary. Training programs can provide practical knowledge and help improve your chances of passing the test.
Yes, in Connecticut, to get a CDL Tank endorsement, you must pass the Tank Vehicle endorsement test. This written test focuses on specific regulations and safety measures for operating tank vehicles. The test typically includes around 20 multiple choice questions. Studying the Connecticut CDL handbook can help you prepare for this exam.
The written test for the CDL Tank endorsement in Connecticut covers a variety of topics specific to tank vehicles. These include inspecting tank vehicles, driving tank vehicles, and safe driving rules. It also covers the dangers of liquid surge in partially filled tanks and how to handle high center of gravity loads.
The CDL Tank endorsement assessment in Connecticut focuses on the knowledge required for operating tank vehicles safely. The test does not assess specific driving maneuvers but evaluates understanding of inspecting tank vehicles, handling high center of gravity loads, managing liquid surge in partially filled tanks, and following related safety regulations.
Yes, there are limitations and constraints for drivers with a CDL Tank endorsement. They are required to follow specific regulations related to the transportation of hazardous materials in tanks. These regulations include proper loading, unloading, and handling procedures, as well as adherence to weight restrictions and route restrictions designated for hazardous materials transportation. Additionally, drivers must have additional training and certification for handling tanks carrying hazardous materials.
No, a valid CDL Tank endorsement is required to transport liquid or gas materials in Connecticut. This endorsement ensures that drivers have the necessary knowledge and skills to safely handle and transport these potentially hazardous materials. Driving without the appropriate endorsement can lead to penalties, including fines and suspension of your CDL.
The CDL Tank endorsement can be added to your existing Commercial Driver's License (CDL) in Connecticut. It does not require a fresh license application. However, you will need to pass the Tank Vehicle endorsement knowledge test and pay the necessary fees to add it to your current CDL.
Yes, to handle hazardous materials with a CDL Tank endorsement in Connecticut, you must also obtain a Hazardous Materials (HazMat) endorsement. This requires passing a separate knowledge test, undergoing a background check, and being fingerprinted. Additionally, you must comply with federal regulations regarding the transportation of hazardous materials.
