CDL GENERAL KNOWLEDGE TEST (IDAHO) - PRACTICE TEST
11.
You are more at risk of being fatigued:
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after getting more than 8 hours of sleep.
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when stopping periodically during long trips.
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when driving alone.
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12.
You should be aware that many car drivers closely follow large vehicles especially:
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in bad weather.
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in the city.
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on the highway.
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13.
When driving with cargo, you should re-check the cargo and securing devices as often as necessary to keep the load secure, and inspect again:
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every 3 hours or 150 miles.
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every 6 hours or 300 miles.
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every day.
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14.
Radial and bias-ply tires:
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should be used together.
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should not be used together.
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should be used together only when driving in packed snow.
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15.
Perception Distance + Reaction Distance + Brake Lag Distance + Braking Distance = ?
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Total Air Pressure
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Stopping Distance - (minus) Brake Fade Distance
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Total Stopping Distance
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16.
When inspecting mirrors and windshields for dirt, cracks, illegal stickers, and other obstructions to seeing clearly, you should:
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leave it as is and write any instructions or notes on the vehicle inspection guide.
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clean and adjust as necessary.
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write all necessary adjustments in your pre-trip inspection.
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17.
Rims with welding repairs:
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can be used for tires in the front of the vehicle.
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are not safe.
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can be used for tires in the rear of the vehicle.
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18.
If you've been drinking alcohol, only ____ will sober you up.
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a cold shower
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black coffee
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time
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19.
You should not use your horn unnecessarily. Why?
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The horn can startle other drivers, which could be dangerous.
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On vehicles possessing air brakes, it uses up air pressure you may need to be able to stop
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All of the above.
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20.
When you double your speed from 20 to 40 mph, the braking distance:
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increases slightly.
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stays about the same.
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is 4 times longer.
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