Knowledge Test Class B #1

Class B Driving Test | Kentucky 2026 #1 Page 6 of 7

Train for FREE online with our Kentucky 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 KY CDL class B permit in 2026, practice as much as.. Read More

Train for FREE online with our Kentucky 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 KY CDL class B permit in 2026, 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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36 . If a tire fails, you should:

Braking after a tire fails can result in a loss of control. Stay off your brakes, if possible, until your vehicle has slowed considerably.

37 . When checking tires, which of the following should not cause concern?

When checking the tires as part of a pre-trip inspection, make sure the tires have sufficient tread. There should be at least 4/32 of an inch of tread in every major groove of the front tires, and at least 2/32 of an inch of tread depth on the other tires. Tires should not be mismatched in size and radial and bias-ply tires should not be used together.

38 . When checking your tires as part of the pre-trip inspection, you should look at the:

When checking your tires as part of a pre-trip inspection, it is important to verify that the tire pressure is neither too low nor too high.

39 . As part of the vehicle inspection test, a CDL applicant will be asked to:

The vehicle inspection test will include a check of the oil level. You must show that it is within a safe operating range.

40 . During an inspection, slack adjusters on S-cam brakes should not move more than:

Check each slack adjuster after parking on level ground, setting wheel chocks, and disengaging the parking brake. Pull the slack adjusters to make sure they do not move more than about one inch from where the push rod is attached. If they move more than one inch, they may be out of adjustment and will need to be fixed.

41 . A first felony conviction involving the use of a CMV will result in loss of license for at least:

A first conviction of using a commercial vehicle in the commission of a felony will result in the loss of your CDL for one year. A second offense will result in the loss of your license for life.

42 . Which of the following is not a warning sign of fatigue?

Potential warning signs of fatigue include difficulty focusing, frequent blinking, or heavy eyelids; yawning repeatedly or rubbing your eyes; daydreaming; wandering or disconnected thoughts; trouble remembering the last few miles you've driven; missing exits or traffic signs; having trouble keeping your head up; drifting from your lane; following too closely; hitting a shoulder rumble strip; or feeling restless and irritable.

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