20 Tests

CDL Class B Driving Test Online | Alaska 2021

Train for FREE online with our Alaska 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 AK CDL class B permit in 2021, practice as much as.. Read More

Train for FREE online with our Alaska 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 AK CDL class B permit in 2021, 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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1 . Alcohol is removed from the body:

The liver removes alcohol from the body at a fixed rate. Despite popular belief, tricks like drinking coffee or taking a cold shower will not speed up the process. The only way to become sober is to allow your body the time it needs to remove the alcohol from your system.

2 . When starting an engine, warning lights and buzzers should:

After starting a vehicle's engine, the warning lights and buzzers for oil, coolant, charging circuits, and the Anti-Lock Braking System (ABS) should go out right away.

3 . If you plan to slow down, you can warn drivers behind you by:

Before slowing down, it is a good idea to flash your brake lights by lightly tapping your brake pedal a few times. This will warn drivers behind you of your plans to slow down.

4 . What is traction?

Traction is friction between your tires and the surface of the road. Adequate traction is necessary for braking and steering.

5 . Most heavy trucks with manual transmissions require ____ to change gears.

Most heavy vehicles with manual transmissions require double clutching to shift gears. Learning to effectively change gears by double clutching takes practice.

6 . When driving a vehicle, rough acceleration is:

When accelerating, speed up smoothly and gradually so your vehicle does not jerk. Rough acceleration can cause mechanical damage.

7 . When transporting cargo, drivers must check the securement of the cargo every:

The securement of cargo must be checked before beginning a trip, within the first 50 miles of a trip, and then again every three hours or 150 miles thereafter.

Wait, before you go

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