HazMat #2
Hazmat Test | Mississippi 2024 #2 Page 4 of 5
On our website, we provide FREE practice - CDL hazmat test online! 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 MS CDL hazmat endorsement 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 Mississippi requirements for issuing a hazmat endorsement for CDL may vary from those established in other states.
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19 . When backing with a trailer, you should:
Not use the brakes.
When backing a straight truck, you would turn the wheel in the direction you want to go. By contrast, when backing a vehicle with a trailer, you must turn the steering wheel in the direction opposite of where you want to go. Once your trailer starts to turn, you should turn the steering wheel the other way to follow the trailer.
20 . When changing lanes:
Always use your turn signals and check your mirrors when changing lanes.
21 . A tractor protection valve is:
A device that allows the battery to recharge efficiently.
On combination vehicles with air brakes, the tractor protection valve keeps air in the tractor or truck brake system, should the trailer develop a bad leak or break away from the tractor.
22 . What is another name for the service line?
The parallel line
The trailer service air line may also be referred to as the control line or signal line.
23 . A driver should ensure that:
It is always a good idea to compare package markings and labels to accompanying shipping papers. Always make sure the shipper has displayed the correct basic description on the shipping paper and has provided the proper labels on the packages.
24 . When driving a vehicle equipped with an Anti-Lock Braking System (ABS), you should:
Brake with less force than you would in a vehicle not equipped with ABS.
