纽约州,加州以及其它州商业车驾照拖挂组合理论模拟题复习
驾驶拖挂组合车辆可以成为您商业驾驶生涯中不可或缺的一部分。 不过,在达到这一点之前,您需要通过美国DMV的考试,证明您已经掌握了安全驾驶这些车辆所需的专业知识。 以下30个问题来自官方2025年美国商业车驾照手册,仅涵盖拖挂组合车辆,以帮助您准备此特定的DMV测试。 祝你在练习考试和真正考试的时候好运!
拖挂组合理论模拟考试排行榜
After connecting the air lines but before backing under the trailer you should:
- None of these answers are correct
- Supply air to the trailer system, then pull out the air supply knob - 正确答案
- Walk around the rig to be sure that is is clear
- Make sure that the trailer brakes are off
在倒车拖车下方之前,连接服务刹车和拖斗气管之后,应先向拖斗刹车系统供气,然后拉出空气供应旋钮
You have coupled with a semitrailer. Where should you put the iron trailer supports before driving away
- 3 turns off the top with the crank handle secured in its bracket
- Raised 1/2 way with the crank handle secured in its bracket
- Raised 1/4 way with the crank handle secured in its bracket
- Fully raised with the crank handle secured in its bracket - 正确答案
当车头已经与拖斗连接上,准备开车离开之前,应完全的将拖车支架收起,并将曲柄固定在支架上的收放处。
A tractor with a __ trailers requires the shortest amount of the stopping distance.
- Lightly loaded
- Fully loaded - 正确答案
- Empty
- None of these answers are correct
一部卡车拉满载货物的挂车需要最短的停止距离
After the trailer has been coupled to the tractor. the tractor protection control valve should be placed in what position?
- Left
- Normal - 正确答案
- Down
- Up
将卡车车头连接到卡车拖车之后。 卡车车头的保护控制阀应置于正常位置。
Compared to a straight truck or bus there are __ things to inspect in a combination vehicle
- Few
- None of these answers are correct
- More - 正确答案
- The same number
与货车或巴士相比,混合卡车做车身检查时,需要检查的东西更多


