GENERAL KNOWLEDGE CDL TEST IDAHO - PRACTICE TEST
11.
You should downshift:
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before exiting a curve.
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before starting up a hill.
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before starting down a hill or entering a curve.
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12.
Air storage tanks:
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hold compressed air for the brakes.
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pump air into the air storage tanks.
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use parts of the service brake systems to stop the vehicle in a brake system failure.
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13.
A tank endorsement is:
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only required when transporting liquids.
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only required when transporting gases.
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required for both liquids and gases.
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14.
What is a hazard?
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The driver is uncertain about taking the off ramp.
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Any road condition or other road user that is a possible danger.
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The most common cause of hydroplaning.
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15.
When the wheels of a trailer lock up, the trailer will tend to swing around. This is more likely to happen when:
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the trailer is overloaded.
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the trailer is fully loaded.
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the trailer is empty or lightly loaded.
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16.
To maintain alertness while driving, you should:
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take periodic breaks.
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avoid short breaks and keep the window open.
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keep cool by opening the window while eating heavy foods.
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17.
When driving in hot weather, drivers should inspect tires:
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every 2 hours or every 100 miles.
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every 4 hours or every 200 miles.
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every 3 hours or every 75 miles.
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18.
When transporting cargo, cargo securement must be checked within the first _____ miles of a trip and every _____ miles after.
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100; 150
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50; 150
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50; 250
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19.
If you cause a fatality through negligent operation of a CMV, you will lose your CDL for at least:
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1 years
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3 months
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6 months
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20.
Empty trucks:
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require greater stopping distances.
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are higher than loaded trucks.
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All of the above.
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