Knowledge Test Class B #1
Class B Driving Test | Wisconsin 2025 #1
Train for FREE online with our Wisconsin 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 WI 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.
50
40
20
1 . When stopping in an emergency situation, you should:
If you need to make an emergency stop, you can use either the controlled braking method or the stab braking method. It's important to brake in a way that keeps your vehicle in a straight line but will still allow you to turn if necessary.
2 . In general, the length limit for a single vehicle and load is:
60 feet.
Under Wisconsin law, the length of a single vehicle and its load is limited to 40 feet.
3 . When you press the brake pedal in a vehicle with S-cam brakes, air pressure pushes out the rod and moves the:
Alcohol evaporator.
When pressing the brake pedal in a vehicle with S-cam brakes, air will enter the brake chambers. The added air pressure will push out the rods and move slack adjusters, twisting the brake camshafts.
4 . If asked by a law enforcement officer to take a test to determine your blood alcohol concentration (BAC):
Most states have an Implied Consent Law, which means that by driving a vehicle on the state's roads, you have agreed to undergo a drug or alcohol test if a police officer asks you to do so. If you refuse to submit to a test, you will lose your operating privileges. Make sure you are aware of the laws for every state in which you drive.
5 . In general, the legal maximum width of a vehicle and load is:
12 feet
In general, Wisconsin law limits the width of a vehicle (including its load) to no more than 8 feet, 6 inches.
6 . In cold weather, an alcohol evaporator should be checked and filled:
Once a month.
An alcohol evaporator can help prevent ice from building up in an air brake system. In cold weather, the evaporator should be checked and refilled every day.
7 . A tread depth of ____ should be in every major groove of a tire that is not in the front of a commercial motor vehicle.
For safe operation, a commercial motor vehicle needs a tread depth of 4/32 of an inch in every major groove on the front tires, and a tread depth of 2/32 of an inch on other tires.
See the exact questions that will be on the 2025 Wisconsin DMV exam.
99.2% of people who use the cheat sheet pass the FIRST TIME
Lillian MCcranie explains how our CDL study guide was helpful in passing the exam and recommends it to everyone.
Cameron tells us how he purchased the CDL exam, and found it to be a useful tool which helped him pass the exam and find a job.
2025 Wisconsin | Frequently Asked Questions
To secure a CDL Doubles/Triples endorsement in Wisconsin, you must have a valid Class A CDL. You'll need to pass the Doubles and Triples Endorsement knowledge test, which covers handling, coupling/uncoupling, inspecting doubles/triples, and more. After passing the test, the endorsement will be added to your CDL. Remember, driving experience with similar vehicles is recommended.
To obtain a CDL Doubles/Triples endorsement, you must already have a valid Class A Commercial Driver's License (CDL). You'll then need to pass the Doubles/Triples Endorsement knowledge test. The test covers topics like coupling and uncoupling, inspecting doubles and triples, and handling. Once you pass the test, the endorsement is added to your CDL.
While Wisconsin does not explicitly require specialized experience or training for a CDL Doubles/Triples endorsement, it's highly recommended. The endorsement requires passing a knowledge test that covers handling, inspecting, and coupling/uncoupling doubles and triples. Having practical experience with similar vehicles can significantly help in understanding these areas and successfully passing the test.
Yes, an extra written knowledge test is mandatory to obtain the CDL Doubles/Triples endorsement in Wisconsin. The test covers topics like coupling and uncoupling, inspecting doubles and triples, and handling. There is no additional skills or road test required specifically for this endorsement. Once you pass the written test, the endorsement is added to your CDL.
The CDL Doubles/Triples endorsement primarily requires a knowledge test, not a skills test. The knowledge test focuses on coupling and uncoupling, inspecting doubles and triples, and crucial safety rules. However, practical skills like maneuvering such vehicles safely, understanding the high rollover risk, and managing the longer stopping distances might be needed while operating the vehicle in real-world scenarios.
No, it is not permissible. In Wisconsin, like in all states, you must have a valid CDL Doubles/Triples endorsement to legally operate double or triple trailers. Operating such vehicles without the proper endorsement can lead to serious penalties, including fines and suspension of your commercial driving privileges. Always ensure you have the correct endorsements for the vehicle you're operating.
You can append the CDL Doubles/Triples endorsement to your existing CDL. You don't need to initiate a new license application. However, you must pass the required written knowledge test for the endorsement. Once you successfully pass the test, the Doubles/Triples endorsement will be added to your current CDL.
Yes, drivers holding a CDL Doubles/Triples endorsement in Wisconsin are subject to certain limitations and constraints. They are allowed to operate vehicles with double or triple trailers, but the total length of the combination cannot exceed 68 feet. Additionally, they must adhere to specific weight restrictions and follow all applicable traffic laws and regulations.
In Wisconsin, the maximum length for a double/trailer combination is 75 feet. For weight, the maximum gross vehicle weight is 80,000 pounds. However, the weight of each axle is also regulated, and cannot exceed 20,000 pounds for a single axle or 34,000 pounds for a tandem axle group. These restrictions ensure safe operation of large commercial vehicles on the road.
Yes, drivers with a CDL Doubles/Triples endorsement must follow specific safety regulations. These include not exceeding the maximum weight and length restrictions, ensuring secure coupling and uncoupling of trailers, and following safe driving practices like keeping a safe distance, checking mirrors frequently, and using proper braking techniques. Regular vehicle inspections are also required to ensure safety.
