Knowledge Test Class B #2

Class B Driving Test | California 2025 #2 Page 5 of 7

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

Train for FREE online with our California 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 CA 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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29 . Which of the following is not a good rule when using turn signals?

When using your turn signals, you should signal well before the turn or lane change, signal continuously throughout the turn or lane change, and cancel the signal after you have completed your move.

30 . A pre-trip inspection should include:

When examining the engine compartment during a pre-trip inspection, you should check the engine oil level, the radiator coolant level, and the condition of the hoses.

31 . When backing with a trailer:

When backing, you should pull forward to reposition your vehicle whenever needed. Drift should be corrected immediately by turning the steering wheel in the direction of the drift.

32 . Which of the following is not required safety equipment for a commercial motor vehicle?

Emergency equipment that is required for commercial vehicles includes at least one fire extinguisher; spare electrical fuses, unless the vehicle is equipped with circuit breakers; and warning devices for parked vehicles, such as warning triangles, fuses, or liquid burning flares.

33 . Having weight loaded in a way that creates a high center of gravity:

Transporting cargo that is loaded with a high center of gravity increases the risk that the transporting vehicle will tip over. Cargo should be loaded with a safe weight distribution.

34 . What must be done if a load extends four or more feet beyond the rear of a truck?

If a load projects more than four feet beyond the rear of a vehicle's body, a solid red or fluorescent orange flag that is at least 12 square inches in size must be placed at the extreme end of the load.

35 . During an applied leakage test, the maximum leakage rate for a double combination vehicle is ____ in a minute.

It is important to know the maximum air loss rate that is safe for your specific vehicle. A double combination vehicle should have a leakage rate no higher than 4 psi in a minute during an applied leakage test.

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