HAZMAT CDL PRACTICE TEST - MISSISSIPPI
21.
When driving in construction areas you should:
|
reduce speed to a crawl.
|
|
|
decrease your speed.
|
|
|
stop driving as soon as you can safely do so.
|
|
|
increase your speed.
|
22.
A placarded vehicle must have at least ___ identical placards.
|
4
|
|
|
3
|
|
|
2
|
|
|
1
|
23.
A vehicle inspection should be done:
|
the same way each time so you are less likely to forget something.
|
|
|
by a helper whenever possible.
|
|
|
differently each time, so you are less likely to forget something.
|
|
|
once every month.
|
24.
How can you tell if your vehicle is equipped with ABS?
|
Look under the vehicle for the wheel speed sensor wires coming from the back of the brakes.
|
|
|
Trailers will have yellow ABS malfunction lamps on the left side.
|
|
|
Look for yellow ABS malfunction lamps on the instrument panel.
|
|
|
All of the above.
|
25.
A placarded vehicle must have at least ____ identical placards.
|
four
|
|
|
three
|
|
|
two
|
|
|
six
|
26.
If your placarded trailer has dual tires, you should check the tires:
|
once every 24 hours.
|
|
|
once every hundred miles.
|
|
|
once a year.
|
|
|
at the beginning of each trip and each time the vehicle is parked.
|
27.
If your vehicle has a breakdown or accident while carrying explosives, what should you do?
|
Do not allow smoking or open fire near the vehicle.
|
|
|
Warn others of the danger.
|
|
|
If there is a fire, warn everyone of the danger of explosion.
|
|
|
All of the above.
|
28.
Why should you check your mirrors regularly to know where other vehicles are around you?
|
To know whether you can make a quick lane change in an emergency.
|
|
|
To flash the brake lights if you are being tailgated.
|
|
|
To better assess your own speed.
|
|
|
To move out of their way if they want to get past.
|
29.
When shippers package hazardous materials, they certify that the package has been prepared according to the rules. The only exceptions are when:
|
a shipper is a private carrier transporting their own product, and when the package is provided by the carrier.
|
|
|
the package is clearly unsafe and does not comply with HMR rules.
|
|
|
a shipper is a private carrier transporting hazardous waste.
|
|
|
the sealed loads is provided by the carrier and the package cannot be inspected.
|
30.
Which of the following is NOT a reason for hydraulic brake failure?
|
Brake fade on long hills
|
|
|
Stab braking
|
|
|
Loss of hydraulic pressure
|
|
|
All of the above.
|
GRADE ME
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More