Knowledge Test Class B #2
Class B Driving Test | Connecticut 2026 #2 Page 4 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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22 . Unsafely reaching for a phone is:
If you must use a mobile phone while driving, it must be in close proximity to you and easily reachable while you are securely fastened into your seat. It is dangerous and non-compliant to unsafely reach for a mobile phone, even if you plan to use a hands-free feature when speaking on the phone.
23 . Which of the following is not an example of a driving hazard?
An ice cream truck
Passing an accident scene can be hazardous because the people involved in the accident may not be watching traffic, and the scene itself may distract other passing drivers. Ice cream trucks can create hazardous conditions because they attract children who may not pay attention to nearby vehicles. Shoppers near the roadway are often paying attention to stores, not passing traffic.
24 . 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.
25 . Which of the following is the best advice for driving in fog?
Driving in fog is always dangerous and should be avoided entirely if at all possible. If you must drive in fog, be sure to turn on your low beam headlights and fog lights, even during the daytime.
26 . 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.
27 . 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.
28 . When backing with a trailer:
When backing, you should pull forward to reposition your vehicle whenever needed. Drift should be corrected immediately by turning the steering wheel in the direction of the drift.
See the exact questions that will be on the 2026 Connecticut DMV exam.
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2026 Connecticut | Frequently Asked Questions
To secure a CDL Doubles/Triples endorsement in Connecticut, you must first have a Commercial Driver's License (CDL). Then, you'll need to pass the Doubles and Triples Endorsement Test, which covers knowledge on coupling and uncoupling, inspecting doubles and triples, and handling. It's recommended to study the Connecticut CDL manual before taking the test.
To obtain a CDL Doubles/Triples license, you first need a valid Commercial Driver's License (CDL). Then, pass the Doubles/Triples Endorsement Test. The test covers knowledge on coupling and uncoupling, inspecting doubles and triples, and their handling. Study the relevant state's CDL manual thoroughly before taking the test to ensure a passing score.
While not mandatory, it's beneficial to have specialized training for a CDL Doubles/Triples endorsement. This endorsement requires passing a knowledge test on handling, inspecting, and coupling/uncoupling double and triple trailers. Studying the state's CDL manual prepares you for this test. Practical experience driving these vehicles can also be advantageous.
Yes, an additional written knowledge test is mandatory to obtain a CDL Doubles/Triples endorsement in Connecticut. This test covers specific areas such as coupling and uncoupling, inspecting doubles and triples, and pulling double/triple trailers. No additional driving skills test is required beyond the initial CDL test.
The CDL Doubles/Triples endorsement test is a written knowledge test, so no specific driving maneuvers are needed. The test covers topics like coupling and uncoupling, inspecting doubles and triples, and handling these types of vehicles. It's crucial to understand these concepts thoroughly to pass the test. Practical skills are typically assessed during the general CDL road test.
No, it is not permissible to operate double/triple trailers without a valid CDL Doubles/Triples endorsement in Connecticut, or any other state. This endorsement is required to ensure that drivers have the necessary skills and knowledge to safely handle these types of vehicles on the road. Operating without it can result in serious penalties.
You can append the CDL Doubles/Triples endorsement to your existing Commercial Driver's License in Connecticut. You don't need to initiate a new application for a CDL, but you must pass the Doubles/Triples written knowledge test and pay the required fee to add the endorsement to your license.
Yes, there are limitations for drivers holding a CDL Doubles/Triples endorsement. Drivers must adhere to specific weight and length restrictions for the trailers. Also, certain roads or areas may prohibit the operation of double/triple trailers. Plus, regular medical examinations are required to ensure drivers are physically capable of safely operating these vehicles. Always check local and state regulations.
In Connecticut, the maximum gross vehicle weight for double/triple trailers is 80,000 pounds. The maximum length for any one semi-trailer is 48 feet, with an overall length limit of 65 feet for the combination of all trailers. However, exceptions may apply for certain types of freight or routes. Always follow specific regulations and guidelines.
Yes, there are specific safety guidelines for driving double/triple trailers. Drivers must have knowledge of how to couple and uncouple correctly, inspect their vehicle, check brake systems, and distribute cargo weight evenly. They should also be aware of the "crack-the-whip" effect unique to doubles/triples, and they must adhere to all general CDL safety regulations.
