GENERAL KNOWLEDGE CDL TEST MAINE - PRACTICE TEST
11.
Front-end header boards:
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should never be used.
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protect drivers from spilled cargo.
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protect drivers from cargo in case of an accident or emergency stop.
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12.
Most heavy duty vehicles use ___ air brake systems for safety.
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triple
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single
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dual
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13.
Which of the following statements about alcohol is TRUE?
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Taking a cold shower will help sober you up.
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Time is the only method that works to sober you up.
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Drinking black coffee will help sober you up.
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14.
What is the minimum number of tie-downs for a 20 foot load?
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1
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3
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2
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15.
When a vehicle is hydroplaning:
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the tires lose their contact with the road.
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the clutch is stuck.
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the spray from large trucks reduces visibility.
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16.
Backing is dangerous because:
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cargo may fall out.
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you cannot see everything behind your vehicle.
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you have to turn the steering wheel toward the direction you want to go.
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17.
When checking the steering system for defects, you should look for:
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missing or broken leaves in any leaf spring.
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cut or cracked valve stems.
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bent, loose, or broken parts, such as tie rods.
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18.
Empty trucks require greater stopping distances. True or False?
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False, but only for trucks built on or after March 1, 1998.
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False.
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True.
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19.
If your vehicle begins to hydroplane, you should:
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brake gently to slow down.
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release the accelerator and push in the clutch.
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accelerate slightly.
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20.
Dry bulk tanks require special care because:
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take up more space than other CMVs.
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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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