Knowledge Test Class B #1
Class B Driving Test | Connecticut 2025 #1 Page 5 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 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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29 . When starting a vehicle with dual air brakes, pressure of ____ should be built up in the system before it is driven.
200 psi
Before driving a vehicle with a dual air brake system, allow time for the air compressor to build up pressure of at least 100 psi in both the primary and secondary systems.
30 . You must have an air brake endorsement:
You must take an air brakes knowledge test to become licensed to operate a vehicle that is equipped with air brakes, including an air over hydraulic braking system.
31 . One way to prevent hydroplaning on wet road surfaces is to:
When driving on a wet road surface, the risk of hydroplaning is increased if your tire pressure is too low or your tire tread is too worn. If you begin to hydroplane, release the accelerator and push in the clutch to slow down.
32 . When a vehicle is started, the coolant temperature should:
After an engine is started, the coolant temperature should begin a gradual rise toward the normal operating range.
33 . The service brake system:
Applies and releases the axle brake.
Air brakes consists of three separate braking systems: the service brake system, the parking brake system, and the emergency brake system. The service brake system applies and releases the brakes when you use the brake pedal while driving normally.
34 . A pre-trip inspection should include:
When examining the engine compartment during a pre-trip inspection, you should check the engine oil level, the radiator coolant level, and the condition of the hoses.
35 . Some air brake systems use alcohol:
To reduce the risk of rust forming on air brake valves.
Some air brake systems contain an alcohol evaporator. This device introduces alcohol into the braking system to inhibit the formation of ice.
See the exact questions that will be on the 2025 Connecticut 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 Connecticut | Frequently Asked Questions
To acquire a CDL Hazmat endorsement in Connecticut, you must first have a Commercial Driver's License (CDL). Then, pass the Hazardous Materials Endorsement Knowledge Test. You also need to complete a federal security threat assessment (TSA background check), including fingerprinting. Visit your local DMV to start the process and get additional information.
To obtain a CDL Hazmat license, you must have a valid Commercial Driver's License (CDL). You are required to pass the Hazardous Materials Endorsement Knowledge Test. A federal security threat assessment, including fingerprinting and a background check by the Transportation Security Administration (TSA), must also be completed. You should have a clean driving record as well.
When applying for a CDL Hazmat endorsement, you'll need to provide proof of U.S. citizenship or lawful permanent residency, such as a valid U.S. passport or birth certificate. You'll also need your current Commercial Driver's License (CDL), social security card, and proof of Connecticut residency. A completed application form (H-170) is also required, available from the Connecticut DMV.
Yes, there is a dedicated written test for the CDL Hazmat endorsement. This test covers the necessary knowledge about the transportation of hazardous materials. It includes questions about loading and unloading hazardous materials, bulk packaging, and emergency response procedures. Passing this test is a prerequisite for obtaining the Hazmat endorsement on your CDL.
The CDL Hazmat endorsement written test in Connecticut covers a variety of subjects including identifying different types of hazardous materials, understanding shipping papers, placarding rules, containment rules, emergency response procedures, and safety protocols. It also tests knowledge on loading and unloading hazardous materials and the risks associated with each type of material.
Yes, there are extra charges associated with acquiring a CDL Hazmat endorsement. These include the application fee, fingerprinting fee, and the federal security threat assessment fee. The total cost can be over $100. However, the exact amount can vary and it's best to check with the Connecticut Department of Motor Vehicles for the most current fees.
Yes, a background check and security clearance are mandatory for the CDL Hazmat endorsement. The Transportation Security Administration (TSA) conducts a security threat assessment that includes fingerprinting and a review of criminal, immigration, and terrorism records. This is to ensure the safety and security of hazardous material transportation.
Yes, specialized training is required for the CDL Hazmat endorsement in Connecticut. Applicants must pass a written test that covers hazardous materials regulations and safety procedures. In addition to passing the test, they must also undergo a federal background check and fingerprinting. These requirements ensure that drivers are adequately prepared to handle hazardous materials safely.
No, you cannot transport hazardous materials without a valid CDL Hazmat endorsement in Connecticut. It is a federal requirement and it's illegal to do so without the proper endorsement. Violations can result in substantial fines, imprisonment, and disqualification from holding a commercial driver's license.
Yes, you can add the CDL Hazmat endorsement to your current CDL license. You'll need to pass the Hazmat knowledge test, undergo a TSA background check, and pay the necessary fees. It's not a new license, but an addition to your existing CDL.
