Compressed air in an air brake system usually has a certain amount of water and oil in it. This can harm the system if allowed to accumulate. Air tanks have drain valves to aid in removing water and oil from the compressed air.

Are helpful to remove water and oil from the air tanks.

Should not be used in cold weather.

Are helpful to remove water and oil from the air tanks.

Are used to move air to the brakes.

In general, you should always use the parking brake when parking your vehicle. However, you should not apply the parking brake if your brakes are very hot or if your brakes are wet and temperatures are below freezing.

The parking brake should be used.

The parking brake only needs to be used if the vehicle is parked on a slope.

The parking brake should not be used, as it can damage the tires.

As the temperature begins to rise and ice on the road begins to melt, the road surface will often become even more slippery. Water from the slight melting will sit on top of the ice, decreasing the available traction even more. Always decrease your speed and drive with caution when traveling on slippery surfaces.

The road will become even more slippery.

Black ice is a thin layer of ice that is clear enough for the road surface to be seen through it. Be alert to black ice any time the temperature is below freezing and the road surface looks wet.

When the temperature is below freezing and the road looks wet.

When the temperature is above freezing and there is snow on the ground.

Class A Driving Test | Alaska 2024 #2 Page 2 of 7

Train for FREE online with our Alaska 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 AK CDL class A 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 A requirements may vary from state to state.

Number of Question 50

Passing Score 40

Number of Tests 20

Class A Driving Test | Alaska 2024 #2 Page 2 of 7

8 . When a vehicle is started, the coolant temperature should:

9 . Air tank drains:

10 . When leaving your vehicle unattended:

11 . In cool weather, as the temperature begins to rise and ice begins to melt:

12 . You should specifically look out for black ice:

13 . A person transporting hazardous materials will lose their license for at least ____ if they refuse to take a test determining the amount of alcohol in their system.

14 . When parking, you should not use the parking brake if:

See the exact questions that will be on the 2024 DMV exam.

Wait, before you go