Knowledge Test Class B #1

Class B Driving Test | Rhode Island 2026 #1 Page 5 of 7

Train for FREE online with our Rhode Island 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 RI CDL class B permit in 2026, practice as much as.. Read More

Train for FREE online with our Rhode Island 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 RI 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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29 . What does the vehicle inspection report do?

A vehicle inspection report keeps the carrier informed about any problems that need to be fixed.

30 . Do not operate a vehicle if any brake drums have cracks that are larger than ____ of the width of the friction area.

Before beginning a trip, it is important to check the brake drums during your walk-around inspection. It is unsafe to drive if any brake drum has a crack more than one half of the width of the friction area.

31 . Truck tractors with air brakes built on or after March 1, 1997 must have:

Truck tractors with air brakes built on or after March 1, 1997, and other vehicles with air brakes built on or after March 1, 1998, must be equipped with anti-lock brakes.

32 . Talking on a hands-free phone while driving:

While speaking on a hands-free phone while driving is less dangerous than speaking on a hand-held phone, it is just as likely to mentally distract a driver. Simply engaging in conversation takes their mental focus away from the task of driving.

33 . You should test the low pressure warning signal by:

It is essential that your low pressure warning light functions properly. After allowing the system to charge, you can test the warning signal by rapidly applying and releasing the brake pedal. This will release air from the braking system and the warning signal should come on when pressure drops to a dangerous level.

34 . To use the controlled braking method, you should:

Controlled braking is the method of applying a vehicle's brakes as hard as possible without locking the wheels. A driver should keep steering wheel movements very small if braking while using this method.

35 . The air compressor is connected to the:

The air compressor of an air brake system is connected to the engine through gears or a v-belt. The compressor may be air-cooled or cooled by the engine cooling system.

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See the exact questions that will be on the 2026 Rhode Island DMV exam.