HI CDL HAZMAT PRACTICE TEST

21. To know how much space you should keep in front of you:
wait until the vehicle ahead of you passes a clear landmark, then count off the seconds until you reach the same spot.
estimate how many seconds it would take you to reach the vehicle ahead.
estimate how many vehicle lengths there are between you and the vehicle ahead.
22. When meeting an oncoming vehicle at night, if the other driver does not put their low beams on, you should:
look slightly to the right to avoid looking directly at the lights of the oncoming vehicle.
slow down and look straight ahead in your lane.
"get back at the other driver" by putting your own high beams on.
23. When approaching a stopped bus, you must be aware that:
passing a stopped bus is illegal.
a student may be driving the bus.
passengers may cross in front of or behind the bus.
24. The regulations require that HazMat employees be trained and tested at least once every:
3 years.
5 years.
year.
25. When fueling a motor vehicle containing hazardous materials:
someone with a fire extinguisher must be within 10 feet of the pump.
someone must always be at the nozzle, controlling fuel flow.
you may leave the engine on, unless a sign requires you to turn it off.
26. Do not load animal or human food in the same vehicle with:
oxidizers.
poison.
explosives.
27. The parking brake:
should be used when driving in bad weather.
should be used when you need to apply the brakes firmly.
should be used whenever you park.
28. If you get stuck on railroad tracks, you should:
have a helper push your vehicle.
get out of the vehicle and away from the tracks.
stay in the vehicle and call for help.
29. Using a helper when backing up is:
encouraged.
illegal.
dangerous.
30. Air brakes use ________ to make the brakes work.
compressed gas cylinders
compressed gases
compressed air
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