Knowledge Test Class B #1

Class B Driving Test | Oregon 2024 #1 Page 2 of 7

Train for FREE online with our Oregon 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 OR CDL class B permit in 2024, practice as much as.. Read More

Train for FREE online with our Oregon 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 OR CDL class B 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 B requirements may vary from state to state.

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8 . To confirm that a trailer has ABS, you can:

Remove a tire and look for the ABS sensor on the axle. If you are unsure if a trailer is equipped with an Anti-Lock Braking System (ABS), look under the vehicle for the electronic control unit and wheel speed sensor wires coming from the back of the brakes.

9 . The air storage tanks:

Hold enough air for more than 1,000 braking cycles. In an air brake system, the air storage tanks hold enough air for brakes to be used several times if the compressor stops working.

10 . What kind of force do emergency brakes use?

Air brakes are really three different braking systems: the service brake, the parking brake, and the emergency brake. Emergency and parking brakes are applied with mechanical force.

11 . When checking the exhaust system, it should be:

Cracked. When checking the exhaust system, you should verify that no parts of the system are loose, broken, or missing.

12 . To prevent fatigue while driving, you should:

Close the vents. A hot, poorly-ventilated area can make a person sleepy. Opening a window, opening a vent, or using the air conditioning can help keep the cab cool and reduce the risk of fatigue.

13 . When checking tire condition during the vehicle inspection, you should:

Ensure that the tires have even wear. When examining your tires during the vehicle inspection test, you should ensure that treads are evenly worn.

14 . Which of the following is not a type of distraction?

Distractions that can affect safe driving can be classified as physical (such as reaching for an object), mental (such as talking with passenger), or both (such as talking on a hand-held phone).

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

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