CDL GENERAL KNOWLEDGE TEST (MO) - PRACTICE TEST
21.
When inspecting your windshield, you should look for:
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cracks.
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dirt.
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All of the above.
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22.
How should you brake if your vehicle loses ABS?
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Step on and off the brake pedal several times
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Pump the brake repeatedly
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Brake as you always have.
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23.
How should you hold the steering wheel?
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With your left hand on the wheel
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Firmly, with your left hand at the top of the wheel and the right hand at the bottom of the wheel
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Firmly, with your hands on opposite sides of the wheel
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24.
When driving past parked vehicles, you should:
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sound your horn.
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watch for clues that the parked vehicle is about to move.
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turn on your taillights.
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25.
Most heavy-duty vehicles use:
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air brakes.
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hydraulic brakes.
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solid brakes.
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26.
After the first stop, drivers must inspect the securement of the cargo:
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every 150 miles or every three hours.
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every 100 miles or every two hours.
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every 250 miles or every five hours.
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27.
Hydroplaning is more likely if:
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tire tread is worn.
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tire pressure is low.
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All of the above.
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28.
The posted speed limit:
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should only be exceeded when passing other vehicles.
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may only be exceeded when driving in rural areas.
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should never be exceeded.
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29.
When the temperature drops, which of the following surfaces will become icy first?
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Bridges
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Curves
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Off-ramps
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30.
To control your speed on a downgrade, you should:
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use engine braking.
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use controlled braking.
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fully apply the brakes.
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