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SD CDL HAZMAT TEST - PRACTICE TEST

21. If your placarded trailer has dual tires, you should check the tires:
at the start of each trip and every time you stop.
once every 3 months.
once every 100 miles.
once every three hours.
22. The hazardous material ID number must appear:
on cargo tanks and other bulk packaging.
on the package.
on the shipping paper.
All of the above.
23. What shape are placards used for transporting hazardous materials?
Rectangle
Diamond
Circle
Triangle
24. When driving at night you should:
always use low beams.
use your high beams when it is safe and legal to do so.
keep the interior light on.
All of the above.
25. Letting air out of hot tires:
will help relieve the extra pressure.
should not be done, because the pressure will be too low when the tires cool off.
will have no effect on the tires.
will cool the tires down.
26. If you're feeling tired while driving you should:
eat something.
drink coffee.
increase your speed to get to your destination quicker.
stop driving and get some rest.
27. When driving a 60 foot truck at 35 mph in ideal conditions, you should keep at least _______ of space in front of you.
5 seconds
4 seconds
12 seconds
6 seconds
28. If hazardous materials are spilling from your vehicle while you are driving, after parking the vehicle do NOT:
secure the area.
send someone else for help.
try to find the source of the leak by smell.
stay there.
29. 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.
30. Which of the following is not a type of retarder?
Exhaust
Hydraulic
Pressure
Electric
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