20 Tests

Double Triple Test Online | Alabama 2021

Train for FREE with our Alabama CDL double triple practice test online. 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 AL CDL double triple license in 2021, practice as much as.. Read More

Train for FREE with our Alabama CDL double triple practice test online. 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 AL CDL double triple license 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 DMV requirements may vary from state to state.

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1 . Your horn should be used to:

Your vehicle's horn is a tool to warn others of your presence. Because the horn may create danger by startling other drivers, you should use it only if necessary.

2 . What is traction?

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

3 . Dollies equipped with ABS are required to have malfunction lamps located where?

On the top A dolly equipped with an Anti-Lock Braking System (ABS) is required to have a yellow malfunction lamp located on its left side.

4 . Lights that indicate that anti-lock brakes are not working are:

Vehicles equipped with Anti-Lock Braking Systems (ABS) have yellow malfunction lights to indicate issues in the braking system.

5 . Driving in extremely hot weather:

Can increase tire pressure. In extremely hot weather, tire pressure can increase to dangerous levels due to the expansion of the air in heat. To keep an engine from overheating, it is important that there be enough oil and coolant in the engine compartment.

6 . After coupling, there should be ____ between the upper and lower fifth wheel.

Three inches of space Before a trip, be sure to inspect all couplings. There should be no space between the upper and lower fifth wheel.

7 . On a slippery road, a driver should:

Under slippery conditions, you should drive slowly and smoothly. Make turns as gently as possible and do not pass other vehicles unless you have to.

Wait, before you go

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