MONTANA CDL PRACTICE TEST - GENERAL KNOWLEDGE
11.
The best way to test the trailer service brakes is to:
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put the handbrake on when there are no vehicles around you.
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pull forward quickly, then apply the trailer brakes with your hand control.
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accelerate to the maximum possible speed, then apply the trailer brakes fully.
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None of the above.
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12.
To apply the parking brakes:
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pull the parking brake control knob out.
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push the brake pedal three times.
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push the parking brake control knob in.
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place the parking brake control knob in Neutral.
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13.
Checking your vehicle's suspension system includes checking:
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the air suspension systems.
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the tires.
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the mounting brackets.
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All of the above.
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14.
When you double your speed from 20 to 40 mph, the braking distance:
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stays about the same.
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increases slightly.
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is 4 times longer.
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doubles.
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15.
When a tire fails, the driver should:
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swerve to the right.
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immediately apply the brakes.
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drive on the shoulder.
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stay off the brake.
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16.
Skids caused by acceleration can usually be stopped by:
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coming to a complete stop.
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taking the foot off the accelerator.
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speeding up.
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applying the brakes firmly.
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17.
Drivers who cannot see others are
a dangerous hazard. Be especially alert for all of the following, except:
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Pick-up trucks
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Vehicles with frosted windows
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Rental trucks
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Loaded station wagons
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18.
The steering wheel should:
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be held firmly with the right hand.
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be held firmly with the left hand.
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be held firmly with both hands.
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be held with one hand at a time.
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19.
Transporting hanging meat requires special attention. Why?
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Because you have to drive fast to get it delivered fresh.
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Because hanging meat can be an unstable load with a high center of gravity.
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Because refrigerated trucks have less traction.
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All of the above.
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20.
Which of the following is NOT correct? Anti-lock brakes:
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give drivers more control over the vehicle during braking.
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help drivers avoid wheel lock up.
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help drivers avoid skids caused by over braking.
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require drivers to apply the brakes as hard as they can without locking the wheels.
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