Combination #1
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.
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15 . After finishing a pre-trip inspection, you should:
Leave the emergency line valve open.
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:
Connect the electrical cord.
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.
Four seconds
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:
Leave the rear shut-off valves open.
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:
Drive illegally.
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
A CDL Class A license in Wisconsin allows holders to operate any combination of vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 pounds or more, provided the vehicle(s) being towed are over 10,000 pounds. This includes tractor-trailers, truck and trailer combinations, and flatbeds. The license also requires specific endorsements for certain types of vehicles.
A Class A CDL license in Wisconsin allows the holder to operate vehicles such as tractor-trailers, truck and trailer combinations, tank vehicles, livestock carriers, and flatbeds. These are typically vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 lbs or more, where the vehicle being towed weighs more than 10,000 lbs.
To obtain a Class A CDL license in Wisconsin, applicants must be at least 18 years old (21 for interstate driving), possess a valid Wisconsin driver's license, pass a vision test, and successfully complete a general knowledge test. They must also pass skills tests, including a pre-trip vehicle inspection, basic vehicle control, and on-road driving. Medical examinations may also be required.
In Wisconsin, you must be at least 18 years old to qualify for a Class A Commercial Driver's License (CDL) for intrastate driving (within Wisconsin only). However, to drive a commercial vehicle across state lines (interstate driving), you must be at least 21 years old.
Endorsements are not required for a Class A CDL license, but they can provide additional driving privileges. These include T (Double/Triple Trailers), P (Passenger), N (Tank vehicles), H (Hazardous materials), and S (School Bus). Each endorsement requires passing specific knowledge tests, and some may require additional skills tests. It's important to get the endorsements that match your job requirements.
The Class A CDL skills test in Wisconsin encompasses three main areas: a pre-trip vehicle inspection to ensure the vehicle is safe to drive, a basic vehicle control test to demonstrate your ability to maneuver and control the vehicle, and an on-road driving test where you'll be tested on a variety of traffic situations and road conditions.
Yes, Class A CDL license holders in Wisconsin may face limitations depending on their specific circumstances. For instance, if the driver doesn't pass the air brake portion of the test, they get an "L" restriction and can't operate vehicles with air brakes. Additionally, drivers under 21 are restricted to intrastate operation. Also, certain medical conditions may impose restrictions.
Yes, in Wisconsin, the written Class A CDL test is available in English, Spanish, and Hmong. However, applicants should note that all CDL applicants must be able to read and understand English well enough to converse with the general public, understand highway traffic signs and signals, respond to official inquiries, and make entries on reports and records.
Yes, Wisconsin's Department of Transportation (WisDOT) is committed to providing accessible services. If you have a disability and require accommodations for the Class A CDL written test, you can make a request. Accommodations may include additional time, a separate testing room, or the use of special equipment. It's recommended to make the request as early as possible.
Yes, you can retake the Class A CDL written test in Wisconsin if you don't pass on your first attempt. However, you may have to wait one day before retaking the test. There might also be additional fees for each retest. It's recommended that you review the areas you struggled with before attempting the test again.
