In a dual air brake system, either the front or rear brakes will not be fully operable if one of the air systems gets too low on pressure. If the air pressure in either tank gets too low while you are driving, you should exit the road and park as soon as possible.

Either the front or rear brakes will not be fully operable.

None of the brakes will work at all.

Either the front or rear brakes will not be fully operable.

There is usually no noticeable effect.

Warning placards are required to be used any time a vehicle is carrying designated types and amounts of hazardous materials. A placarded vehicle must display placards on all four of its sides.

Any time a vehicle is carrying hazardous materials.

When there is extra space on a truck.

Only when the amount of hazardous materials on a truck exceeds 200 pounds.

While driving a CMV, reading and sending text messages is prohibited. You may not hold a cell phone to make a voice call or dial a phone by pressing more than one button.

Not make voice calls on hand-held phones.

Not send text messages or make calls.

Not make voice calls on hand-held phones.

On flatbed trailers and trailers without sides, cargo must be tied down to prevent it from shifting or falling off in transit.

Are usually heavy enough to not need to be strapped down.

Should not be strapped down if you are driving more slowly than 35 mph.

Be sure to thoroughly inspect your tires before a trip. Tire sizes should not be mismatched, and tires should not be cut, cracked, or otherwise damaged in any way.

Tires manufactured by different makers

Class B Driving Test | Vermont 2024 #1 Page 6 of 7

Train for FREE online with our Vermont 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 VT 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.

Number of Question 50

Passing Score 40

Number of Tests 20

Class B Driving Test | Vermont 2024 #1 Page 6 of 7

36 . In a dual air brake system, if one air system is very low on pressure:

37 . To affect a vehicle, ABS:

38 . In a vehicle with dual air brakes, a leak in one system ____ the second system.

39 . Placards should be used:

40 . While driving, you may:

41 . Items on a flatbed:

42 . Which of the following is acceptable if found during a pre-trip inspection?

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