CDL GENERAL KNOWLEDGE TEST (WY) - PRACTICE TEST
41.
Driving at night is _______ driving during the day.
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more dangerous than
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safer than
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about the same as
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None of the above.
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42.
Older trailers do not have spring brakes. If the air supply leaks away:
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the trailer will stop normally.
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there will be no emergency brakes.
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the ABS won't work properly.
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All of the above.
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43.
If you must drive slowly, how should you alert following drivers?
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Turn on your taillights
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Flash your brake lights
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Help them out by signaling when it is safe to pass
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Use your emergency flashers if it is legal
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44.
To apply the parking brakes:
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pull the parking brake control knob out.
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place the parking brake control knob in Neutral.
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push the brake pedal three times.
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push the parking brake control knob in.
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45.
For safety during a trip, you should:
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use your senses to check for problems.
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watch gauges for signs of trouble.
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check critical items when you stop.
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All of the above.
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46.
Which of these is true about the radiator shutters and the winterfront?
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If the winterfront is left open, the engine may overheat.
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You should make sure the winterfront is closed tightly.
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You should remove ice from the radiator shutters.
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All of the above.
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47.
When driving on long and/or steep downgrades, to select an appropriate safe speed you should consider:
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the road conditions.
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the total weight of the vehicle and cargo.
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the length of the grade.
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All of the above.
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48.
Do NOT use a B:C fire extinguisher on:
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grease fires.
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electrical equipment fires.
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gasoline fires.
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wood fires.
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49.
Use your four-way emergency flashers:
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when parked at the side of the road.
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when stopping at railroad highway crossings.
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to warn drivers behind you that people are working on the road.
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All of the above.
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50.
Stopping distance can be affected by:
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Perception Distance
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Reaction Distance
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Speed
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All of the above.
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