Knowledge Test Class A #2
Class A Driving Test | Minnesota 2025 #2 Page 7 of 7
Train for FREE online with our Minnesota class A 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 MN CDL class A 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 A requirements may vary from state to state.
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43 . What should happen before the air pressure in an air brake system tank falls below 55 psi?
The low air pressure warning signal must activate before the air supply pressure drops below 55 psi in the air tank. If the warning signal does not turn on when being tested during an inspection, the vehicle is not safe to drive.
44 . When entering a curve, you should:
Take the vehicle out of gear.
Always reduce your speed and downshift before entering a curve.
45 . Before starting down a hill:
To counteract the force of gravity, you should always slow down and shift into a lower gear before starting down a hill.
46 . If coolant has to be added to a system without a recovery tank, you should:
Wait for the engine to cool before adding coolant.
Before adding coolant to a system without a recovery or overflow tank, you must turn the engine off and wait until it cools. Use gloves or a thick cloth to protect your hands. To release the pressure seal, turn the radiator cap slowly to the first stop.
47 . Header boards are used to protect the driver from cargo in the event of a crash.
The function of a front-end header board (also called a "headache rack") is to protect the driver from being injured by moving cargo in the event of a crash or sudden stop.
48 . When approaching a railroad crossing, you should:
You should not rely solely upon the presence of warning signals, gates, or flaggers to alert you to the approach of a train. Be especially alert to approaching trains at crossings that are not controlled by gates or signals. At any railroad crossing, you should operate under the assumption that a train is coming.
49 . Water should be added to the compressed air in an air brake system to improve the effectiveness of the system.
Compressed air in an air brake system usually contains a certain amount of water and compressor oil. The water and oil can damage the brakes if left to accumulate in the system. Tanks must be drained regularly to remove this build-up.
50 . At dawn or dusk, it is helpful to drive with your lights turned on.
At times when visibility is low, you should turn your headlights on to the low beam setting. If you are having a difficult time seeing others, they are probably having a difficult time seeing you.
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2025 Minnesota | Frequently Asked Questions
To acquire a CDL Hazmat endorsement in Minnesota, you must have a valid Minnesota CDL. You'll need to pass the Hazardous Materials Knowledge Test and undergo a federal security threat assessment (background check). The test consists of 30 questions, of which you must correctly answer at least 24. The endorsement fee is $13.
To obtain a CDL Hazmat license, you must have a valid Commercial Driver's License (CDL). You must also pass a Hazardous Materials Endorsement Knowledge Test and be at least 21 years old. Additionally, you'll need to undergo a federal security threat assessment (background check) and have your fingerprints taken. You should also be in good physical health.
When applying for a CDL Hazmat endorsement, you'll need your current valid CDL, proof of U.S. Citizenship or lawful permanent residency (like a passport or birth certificate), and proof of your Social Security number. You'll also need to complete the Hazardous Materials Endorsement application form and pay the necessary fees. Finally, you'll need to provide fingerprints for the background check.
Yes, there is a dedicated written test for the CDL Hazmat endorsement. This test covers topics like loading and unloading hazardous materials, bulk packaging marking, driving and parking rules, and emergency response procedures. The test is designed to ensure that you understand the rules and regulations associated with transporting hazardous materials.
The written test for the CDL Hazmat endorsement in Minnesota covers a range of topics related to hazardous materials transport. These include identifying hazardous materials, safe loading and unloading procedures, correct use of placards and labels, understanding shipping papers, handling emergencies, and adhering to relevant driving and parking rules.
Yes, there are extra charges associated with acquiring a CDL Hazmat endorsement. These include the application fee, fingerprinting fee, and background check fee. The exact amounts can vary, so it's best to check with the Minnesota Department of Public Safety or the agency issuing the endorsement for the most current fees.
Yes, obtaining a CDL Hazmat endorsement requires a background check and security clearance. The Transportation Security Administration (TSA) conducts this check. It includes a review of criminal, immigration, and FBI records. This process ensures that hazardous materials are transported by individuals who do not pose a security risk.
Yes, obtaining a CDL Hazmat endorsement requires specialized training and certification. The applicant must pass a written test on hazardous material transportation regulations, safety procedures, and emergency response. After passing the test, the driver receives the Hazmat endorsement on their CDL, certifying they have the necessary knowledge and skills.
No, you cannot transport hazardous materials without a valid CDL Hazmat endorsement in Minnesota. This endorsement is a legal requirement set by the Federal Motor Carrier Safety Administration. It ensures that drivers are properly trained and equipped to handle and transport hazardous materials safely. Violating this rule can lead to serious penalties.
Yes, you can add the Hazmat endorsement to your current CDL license. You don't need a new CDL application. However, you must pass the Hazmat knowledge test, undergo a federal background check and fingerprinting by the TSA, and pay the required fees to add the endorsement to your existing CDL.
