CDL GENERAL KNOWLEDGE TEST (COLORADO) - PRACTICE TEST
11.
The 2 special conditions where you should downshift are:
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Before starting up a hill and after finishing a curve.
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Before starting up a hill and before finishing a curve.
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While going down hill and after finishing a curve.
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Before starting down a hill and before entering a curve.
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12.
If you are traveling at 55 mph in a 30 foot vehicle, how many seconds of following distance should you have?
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2 seconds
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4 seconds
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5 seconds
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3 seconds
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13.
To prevent drowsiness before a trip, you should:
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schedule trips for the hours you are normally awake.
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consult your physician if you suffer from daytime sleepiness.
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drive with a passenger.
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All of the above.
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14.
Loads that are over-length, over-width and/or overweight:
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require special transit permits.
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may require a police escort.
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may require special equipment such as “wide load” signs, flags and flashing lights.
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All of the above.
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15.
Which of the following statements is FALSE?
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ABS (Antilock Braking Systems) only activate when wheels are about to lock.
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The other statements are all TRUE.
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You can almost always turn to miss an obstacle more quickly than you can stop.
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If a tire blows, you should put the brakes on hard to stop quickly.
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16.
What is an "escape ramp"?
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A ramp built on steep mountain downgrades, made to stop runaway vehicles safely.
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A short section of road by which traffic may leave a controlled access highway.
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A road shoulder made to support the weight of large vehicles and, therefore, offer an escape route.
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None of the above.
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17.
On wet roads, you must drive slower to be able to stop in the same distance as on a dry road. Reduce speed by about _______ when driving on a wet road.
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one-third
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60 percent
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70 percent
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one-quarter
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18.
Which of the following is a reason to cover cargo?
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To protect people from spilled cargo
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To protect the cargo from weather
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To contain a spill
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All of the above.
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19.
Which of these can impair your vision and judgment, make you drowsy or otherwise affect safe driving ability?
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Some over-the-counter drugs
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Alcoholic drinks
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Some prescription drugs
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All of the above.
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20.
ABS helps you:
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stop faster.
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brake harder.
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drive faster.
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None of the above.
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