GENERAL KNOWLEDGE CDL TEST OREGON - PRACTICE TEST
31.
If your vehicle is equipped with a front brake limiting valve, to ensure normal stopping power make sure the control is:
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in the "normal" position.
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in the "off" position.
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in the "slippery" position.
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in the "neutral" position.
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32.
If you go twice as fast, your stopping distance will increase by:
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two times.
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four times.
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eight times.
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ten times.
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33.
At highway speeds, good drivers look at least _______ ahead.
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150 feet
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1 mile
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1/2 feet
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1/4 mile
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34.
When you are prescribed medications, you should:
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also take medications that prevent drowsiness to stay alert.
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stop taking the medication if you notice it is affecting your driving ability.
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ask your doctor if the drug will affect safe driving ability.
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None of the above.
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35.
If you find anything unsafe during the pre-trip inspection, you are required to:
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inform your motor carrier after the trip.
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drive cautiously until it is fixed.
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get it fixed before driving.
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write it in your inspection report.
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36.
If you get stuck on railroad tracks, you should:
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have a helper push your vehicle.
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get out of the vehicle and away from the tracks.
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stay in the vehicle and call for help.
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check the engine compartment quickly.
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37.
Dry bulk tanks require special care because:
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they have a high center of gravity.
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they have a low center of gravity.
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are heavier than other CMVs.
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take up more space than other CMVs.
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38.
To make the brakes work, air brakes use:
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carbon monoxide.
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compressed air.
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hydraulic air.
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nitrogen.
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39.
To reduce the chance of rollover, you should:
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distributed the cargo as low as possible inside the trailer.
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put the lightest parts of the cargo under the heaviest parts.
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place the cargo as high as possible inside the trailer.
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None of the above.
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40.
Which of the following is NOT true about escape ramps?
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Escape ramps are found on many mountain downgrades.
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Any driver who loses brakes going downhill should avoid using an escape ramp, if possible.
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Escape ramps use a long bed of loose, soft material to slow runaway vehicles.
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Escape ramps are made to stop runaway vehicles safely.
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