Knowledge Test Class B #1
Class B Driving Test | Louisiana 2025 #1 Page 2 of 7
Train for FREE online with our Louisiana 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 LA 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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8 . When stopping, the brake pedal should be:
When braking, push the pedal down gradually to ensure that the vehicle comes to a smooth, safe stop.
9 . When mirrors are properly adjusted:
A properly adjusted mirror will show some portion of the vehicle. This will provide a point of reference to help the driver judge the distance of other objects to the vehicle.
10 . When starting an engine as part of a pre-trip inspection, the driver should:
Check your engine during the pre-trip inspection. After starting the engine, you should listen for unusual noises.
11 . After a vehicle is started, warning lights and buzzers:
After a vehicle is started, the warning lights and buzzers should go out after a few seconds. If the warning signals do not turn off, there may be something wrong with the vehicle.
12 . Hanging meat as cargo is usually:
A cargo of hanging meat can be very unstable, both because the meat swings about in transit and because its center of gravity is high.
13 . When stopping a manual transmission vehicle, you should:
When stopping, apply gradual pressure to the brake pedal and stop smoothly. If stopping a manual transmission vehicle, push the clutch in when the engine is close to idle.
14 . Livestock:
Because live animals can lean during curves, and otherwise move in transit, the weight distribution of a cargo of livestock is unstable. Driving with livestock requires special care.
2025 Louisiana | Frequently Asked Questions
To secure a CDL Doubles/Triples endorsement in Louisiana, you must first have a valid CDL. Then, study the Doubles and Triples section of the Louisiana CDL manual to prepare for the written knowledge test. Visit a DMV office to take and pass this test. There's no skills test required for this endorsement, only the written knowledge test.
To obtain a CDL Doubles/Triples license, you must already have a valid Commercial Driver's License (CDL). You'll need to study the Doubles and Triples section of your state's CDL manual, then pass a written knowledge test at your local DMV. No additional skills test is required for this endorsement, only the written examination.
No specialized experience or training is legally required for a CDL Doubles/Triples endorsement. However, you must have a valid Commercial Driver's License (CDL). You will need to study the Doubles and Triples section of your state's CDL manual and pass a written knowledge test. Practical training, though not mandatory, could be beneficial for handling these larger vehicles.
Yes, an additional written knowledge test is mandatory for the CDL Doubles/Triples endorsement. You'll need to study the Doubles and Triples section of your state's CDL manual. The written test covers topics like coupling and uncoupling, inspecting doubles and triples, and pulling double/triple trailers. No additional skills test is required for this endorsement.
The CDL Doubles/Triples endorsement does not require a specific skills or maneuvers test. However, the written knowledge test includes topics such as coupling and uncoupling, inspecting doubles and triples, and pulling double/triple trailers. It's important to thoroughly understand these concepts. Practical skills may be beneficial, but they are not formally assessed for this endorsement.
No, it is not permissible to operate double/triple trailers without a valid CDL Doubles/Triples endorsement in Louisiana. This endorsement is required by law to ensure the driver has the necessary skills and knowledge to safely operate such vehicles. Failure to obtain the proper endorsement can result in legal penalties, including fines and suspension of your CDL.
You can add the CDL Doubles/Triples endorsement to your existing Commercial Driver's License. You don't need to initiate a new application for a separate license. However, you must pass the Doubles/Triples endorsement knowledge test. Once you pass, the endorsement will be added to your current CDL.
Yes, there are limitations for drivers with a CDL Doubles/Triples endorsement. These include restrictions on the overall length of the vehicles, the weight of the trailers, and where these vehicles can be driven. Additionally, drivers must comply with hours-of-service regulations to prevent fatigue. Violation of these limitations can result in legal penalties and endanger public safety.
In Louisiana, the maximum legal weight for a vehicle is 80,000 pounds. The maximum length for a double trailer is 81 feet 6 inches, while triple trailers are not allowed. However, these restrictions can be subject to change depending on the specific roadway and bridge limits. Always check local regulations before driving.
Yes, there are specific safety guidelines. Drivers must ensure proper coupling and uncoupling of trailers, and make sure the weight is evenly distributed. They must also maintain safe following distances, use extra caution in adverse weather conditions, and be aware of the high rollover risk due to the higher center of gravity. Regular vehicle inspections are also required.