CDL GENERAL KNOWLEDGE TEST (DELAWARE) - PRACTICE TEST
41.
Which of the following is NOT a type of retarder?
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Electric
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Engine
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Hydraulic
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Anti-lock
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42.
What are the two basic reasons for covering cargo?
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To protect the cargo from pilferage and from weather.
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To protect the cargo from weather and to avoid littering.
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To protect people from spilled cargo and the cargo from pilferage.
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To protect people from spilled cargo and the cargo from weather.
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43.
Which of these describes the proper braking technique when driving on a long and steep downgrade?
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Apply the brakes until your speed has been reduced to 5 mph, then release the brakes. When your speed has increased to your safe speed, repeat the previous steps.
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Release the brakes until your speed is 5 mph above your safe speed, then apply the brakes. When your speed has decreased to your safe speed, repeat the previous steps.
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Apply the brakes. When your speed has been reduced to 5 mph below your safe speed, release the brakes. When your speed has increased to your safe speed, repeat the previous steps.
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All of the above.
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44.
Air storage tanks:
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pump air into the air storage tanks.
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are installed in the first tank the air compressor pumps air to.
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hold compressed air for the brakes.
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use parts of the service brake systems to stop the vehicle in a brake system failure.
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45.
When conducting a pre-trip inspection:
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the inspection report should only be reviewed if you will be carrying passengers.
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you should review the last vehicle inspection report.
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the vehicle inspection report should not be reviewed unless your supervisor tells you to do so.
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None of the above.
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46.
To test the service brakes, pull forward at about _____ and apply the brakes firmly using the brake.
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35 mph
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15 mph
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5 mph
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10 mph
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47.
Headlights:
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should be out of adjustment.
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can blind other drivers.
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must be turned on a half hour before sunset to a half hour after sunrise.
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should not be used when driving at night.
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48.
Which of the following statements about staying alert while driving is true?
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Some drugs can overcome fatigue.
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If you are drowsy, the only safe cure is to stop and take a fresh shower.
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Drinking a cup of coffee will do more to keep you alert than a 20 minute nap.
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None of the above.
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49.
Brakes out of adjustment can cause the other brakes to:
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apply more braking power.
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work better.
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last longer.
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overheat and fade.
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50.
In ideal conditions, if you are driving at 55 mph your vehicle will travel a minimum of _______ until you can bring it to a complete stop.
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250 feet
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At least 350 feet
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209 feet
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419 feet
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