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GENERAL KNOWLEDGE CDL TEST NEVADA - PRACTICE TEST

21. When using a fire extinguisher, you should:
Keep as close to the fire as possible.
Aim at the flames.
Aim at the base of the fire.
All of the above.
22. You have two tie-downs on a 15 foot load. How many more tie-downs do you need to secure cargo and keep it from shifting or falling?
None
One
Three
Two
23. If you are feeling sleepy, you should:
drive faster.
slow down.
pull off the road and rest.
get some coffee.
24. To reduce the chance of rollover, you should:
place the cargo as high as possible inside the trailer.
distributed the cargo as low as possible inside the trailer.
put the lightest parts of the cargo under the heaviest parts.
None of the above.
25. Dollies with ABS are required to have a malfunction lamp:
on the left side.
on the rear.
on the front.
on the right side.
26. If your vehicle thumps or vibrates heavily, it may be a sign that:
one of the tires has gone flat.
the brakes have failed.
the engine belt is loose.
you need to shift up.
27. The trailer hand valve should be used:
only in an emergency.
only when applying the brakes hard.
only on slippery surfaces.
only to test the trailer brakes.
28. The safety valve installed in the first tank the air compressor pumps air is set to open:
at 30 psi.
if there is too much pressure.
if there is too little pressure.
every 15 minutes.
29. When driving in work zones you should:
Drive slowly and carefully.
Observe the posted speed limits at all times.
Use your four-way flashers or brake lights to warn drivers behind you.
All of the above.
30. 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.
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