Minnesota DMV CDL General Knowledge Quick Practice Test 2

Minnesota DMV CDL General Knowledge Quick Practice Test 2 For 2024

CDL Class A, B or C. Complete CDL driver training course. All the questions in this test are from the official DMV written exam. You can use our free online tests to evaluate how likely you are to pass the official DMV test. Or you can just cut to the chase and increase your chances of passing by upgrading to Premium Membership and unlock official DMV tests. In addition, you will also receive a master cheat sheet which contains all your state’s DMV questions and answers. Premium membership also unlocks a smart tracker which keeps an inventory of all incorrectly answered questions for easy, fast and effective revision. Practice with our free tests or hit Upgrade button below for premium access and increase your chances of passing your DMV written exam.

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Quick Facts:

Number of Questions – 20

Passing Percentage – 80%

Test Type – Free Test

1. It is illegal to operate a CMV with a minimum blood alcohol concentration (BAC) of:

0.01 percent.
0.02 percent.
0.04 percent.
0.08 percent.

2. Hydraulic brakes can fail due to:

A loss of pressure.
Cold weather.
Driving uphill for long periods of time.
Grooves in the roadway.

3. When changing lanes, turn signals:

Should not be used.
Should only be used if a vehicle is close to you.
Should be used each time.

4. If a vehicle has air brakes, the air compressor drive belt should be checked before each drive. In what condition should the belt be?

Loose
Tight
Cracked
Bumpy

5. Joggers who are wearing headsets:

Are usually aware of what is happening around them.
May not be aware of what is happening around them.
Can clearly hear sounds of traffic.
Usually don’t have music playing.

6. When driving, being aware of what is happening behind you is:

Not important.
Important.
Distracting.

7. An underloaded front axle:

Is important for smooth steering.
Is encouraged as front axles are usually less strong than other axles.
Is discouraged as it can cause steering problems.
Is discouraged as it can improve fuel efficiency.

8. Water and compressor oil are usually found in the compressed air within an air brake system. Water and compressor oil:

Are necessary for the proper function of the air brake system.
Should be added if low.
Should be removed regularly.
Are not concerns.

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