Practice question

When looking under your vehicle's hood during a pre-trip inspection, you should:

  1. Use the parking brakes and/or chock blocks.
  2. Leave the vehicle in a low gear.
  3. Remove the battery.
  4. Disconnect the radiator.

Answer: A — Use the parking brakes and/or chock blocks.

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Practice more: North Dakota CDL Class B Knowledge Test 1 →