DOUBLES TRIPLES TEST NJ - CDL PRACTICE TEST
11.
When driving in heavy traffic, the safest speed is:
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the same speed as the other vehicles.
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half the speed of the other vehicles.
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slower than the other vehicles.
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faster than the other vehicles.
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12.
Air tanks usually hold enough compressed air to allow the brakes to be used _________ even if the compressor stops working.
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for one day
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several times
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for 3 days
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for one stop
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13.
After starting the engine, the ABS light stays on. This means:
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the ABS oil level is not adequate.
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the ABS is working properly.
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the ABS is not working properly.
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the ABS is in Neutral.
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14.
When stopping you should push the brake pedal down:
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repeatedly.
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gradually.
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as hard as you can.
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quickly.
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15.
When driving double and triple trailers, drivers should:
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allow more following distance.
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look far ahead.
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steer gently and go slowly around corners.
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All of the above.
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16.
Regardless of its size, cargo should have at least ___ tie-downs.
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4
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2
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3
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1
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17.
Rough acceleration can cause:
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tire damage.
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mechanical damage.
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damage electrical and brake lines.
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All of the above.
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18.
You are more at risk of being fatigued:
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when driving alone.
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when driving during the day.
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after getting more than 8 hours of sleep.
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when stopping periodically during long trips.
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19.
Pre-trip inspections of doubles and triples should:
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take more time than inspecting straight trucks.
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take less time than inspecting straight trucks.
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be done by the shipper.
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be done once a week.
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20.
The parking brake:
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should be used whenever you park.
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should be used when driving in bad weather.
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should be used when you need to apply the brakes firmly.
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All of the above.
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