Knowledge Test Class B #1

Class B Driving Test | Minnesota 2024 #1 Page 4 of 7

Train for FREE online with our Minnesota 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 MN CDL class B permit in 2024, practice as much as.. Read More

Train for FREE online with our Minnesota 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 MN CDL class B permit in 2024, 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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22 . When operating a CMV, it is illegal to have a blood alcohol content (BAC) of 0.04 percent or higher.

It is illegal to operate a CMV if your blood alcohol concentration (BAC) is 0.04 percent or higher.

23 . A person should have a license for each state in which they plan to operate a CMV.

A person may not have more than one license. All states share driver data in a computer database to prevent the issuance of duplicate licenses.

24 . During an applied leakage test, the maximum leakage rate for a triple combination vehicle is:

4 psi in a minute. It is important to know the maximum air loss rate that is safe for your specific vehicle. A triple combination should have a leakage rate no higher than 6 psi in a minute during an applied leakage test.

25 . Mirrors should be checked:

Always check for traffic in your mirrors before changing lanes. Frequent mirror checks should be a part of your normal scanning routine.

26 . Once a vehicle is started, coolant temperature should steadily and quickly decrease.

After a vehicle is started, the coolant temperature should gradually begin to rise to a normal operating range.

27 . You may press more than one button to make a call from a cell phone while driving.

While driving, making a call on a hand-held phone or pressing more than one button to make a call on a hands-free phone are both prohibited activities.

28 . When starting a CMV, the oil pressure gauge should take about a minute to display a normal pressure level.

After starting an engine, the oil pressure should rise to a normal range within seconds. If your oil pressure is low, dropping, or fluctuating, you should immediately stop driving.

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