CDL GENERAL KNOWLEDGE TEST (WASHINGTON) - PRACTICE TEST
11.
What is the minimum tread depth for front tires?
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4/32 inch
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1/2 inch
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1/32 inch
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12.
You should carefully check for traffic:
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When driving through an intersection.
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When approaching a curve.
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All of the above.
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13.
Which of the following are possible causes of tire fires?
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Over-inflated tires and short circuits.
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Loose fuel connections or under-inflated tires.
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Under-inflated tires and dual tires that touch.
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14.
B:C type fire extinguishers are suitable for dealing with:
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wood fires.
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tire fires.
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electrical fires and burning liquids.
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15.
Skids happen whenever:
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ABS is not working.
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tires lose their grip on the road.
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the weight limit is exceeded.
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16.
If you are convicted of a traffic violation (except parking) in your personal vehicle:
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your commercial driver license will not be affected.
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you must tell your employer.
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you don't have to tell your employer.
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17.
Livestock:
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should never be carried on a trailer.
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can move around in a trailer and cause unsafe handling.
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should never be kept bunched together.
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18.
If you are driving on a slippery road, you should:
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decrease your following distance.
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adjust your speed to conditions.
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apply the brakes during turns.
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19.
You should do an after-trip inspection:
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once a month.
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at least once a week.
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after each trip.
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20.
If your brakes get wet, it can cause them:
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to apply unevenly.
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to be weak.
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All of the above.
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