Combination Vehicles Practice Test | Wisconsin 2025 #1 Page 3 of 3
Train for FREE online with our Wisconsin CDL combination vehicle 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 combination license 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 DMV requirements for issuing a combination license may vary from state to state.
15 . After finishing a pre-trip inspection, you should:
Before a trip, you should ensure that air reaches all air brakes on all trailers by opening up the rear emergency line and service line shut-off valves to listen for escaping air. Close both shut-off valves before beginning to drive.
16 . After connecting the air lines to the trailer while coupling, you should:
Correctly following the steps to couple and uncouple trailers is vital to safely operating a combination vehicle. After connecting the air lines to the trailer while coupling, you should supply air to the trailer.
17 . When traveling more slowly than 40 mph, maintain at least ____ of following distance per every 10 feet of your vehicle.
At speeds below 40 mph, you should allow at least one second of following distance for every 10 feet of your vehicle. Follow the same formula when traveling at faster speeds, then add one additional second to your following distance. Remember that larger vehicles require more space to stop than smaller vehicles.
18 . After finishing a pre-trip inspection, you should:
Before a trip, you should ensure that air reaches all air brakes on all trailers by opening up the rear emergency line and service line shut-off valves to listen for escaping air. Close both shut-off valves before beginning to drive.
19 . Rollovers happen when drivers:
A rollover happens as a result of a driver taking a turn at too high a speed. Be sure to take turns and curves safely and slowly.
20 . If you press the tractor air supply control and your trailer's spring brakes do not release, you should:
It is important that all of a vehicle's equipment is in proper working condition before beginning a trip. If a trailer's spring brakes do not release when you push in the tractor air supply control, you should make sure the air line connections are properly attached and sealed.
See the exact questions that will be on the 2025 Wisconsin DMV exam.
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2025 Wisconsin | Frequently Asked Questions
1. Vehicle type: The endorsement is specific to operating vehicles designed to transport 16 or more passengers, including the driver.
2. Passenger age: If the vehicle is used for transporting school children, additional endorsements may be required based on the age group being transported.
3. Endorsement renewal: The CDL Passenger endorsement must be renewed every four years along with the regular CDL renewal.
4. Medical certification: Drivers with a CDL Passenger endorsement must maintain a valid medical certificate to ensure they meet the physical requirements for operating passenger vehicles.
5. Background checks: Certain employers may require additional background checks or screenings for drivers with a CDL Passenger endorsement, such as fingerprinting or criminal history checks.
It is essential to familiarize yourself with these limitations and restrictions to ensure compliance and safe operation of passenger vehicles.