Knowledge Test Class B #2

Class B Driving Test | Washington 2025 #2 Page 7 of 7

Train for FREE online with our Washington 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 WA CDL class B permit in 2025, practice as much as.. Read More

Train for FREE online with our Washington 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 WA CDL class B permit in 2025, 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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43 . If a vehicle's Anti-Lock Braking System (ABS) is malfunctioning:

An Anti-Lock Braking System (ABS) intervenes to reduce brake pressure if there is a risk of wheel lockup. If the ABS isn't working, the vehicle's basic braking functions are not affected. A driver should continue to drive and brake in a normal manner.

44 . The air storage tanks:

The air storage tanks in an air brake system store compressed air to be used for braking. They hold enough air for the brakes to still be used several times if the compressor stops working.

45 . Poor weight balance:

Poorly balanced cargo can cause a vehicle to be difficult to handle. Keep weight distribution in mind when loading cargo.

46 . A driver may restart a period of seven or eight consecutive days on duty:

In Washington State, there are limits to the number of hours a driver may drive during a seven- or eight-day period. A commercial driver who reaches the end of a duty period may begin a new seven- or eight-day period after taking at least 34 consecutive hours off.

47 . If an aggressive driver is involved in a crash on the road ahead, you should:

If you see a crash involving an aggressive driver, you should stop a safe distance from the crash scene, wait for police to arrive, and inform them of the aggressive behavior you witnessed.

48 . What is the maximum speed allowed to be driven by a truck on a county road?

Unless otherwise posted, the maximum allowable speed for trucks and buses on county roads in Washington State is 50 mph.

49 . Which of the following vehicles is not exempted in requiring the driver to hold a CDL?

Subject to certain conditions, a CDL is not required to operate military vehicles, authorized emergency vehicles, farm equipment, or recreational vehicles. It is also not required for operating a straight truck that contains only your personal property that you are not selling.

50 . If turning to avoid a hazard:

You should not brake while making a quick turn to avoid a hazard. Doing so could cause your wheels to lock and make your vehicle skid out of control.

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