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British Columbia · ICBC Knowledge Test · Class 7L · ICBC

British Columbia ICBC Knowledge Test — Class 7L Practice Question

Knowledge test administered by ICBC for the Class 7L licence. 50 questions, 80% to pass, 45-minute timer.

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Emergency Situations

When using jumper cables, the final black clamp connects to:

Show Answer & Explanation
Correct Answer: B. An unpainted metal part of the dead vehicle's engine block

Connecting to the dead battery's negative terminal can ignite hydrogen gas escaping from the battery. Grounding to bare engine metal — away from the battery — avoids the risk.

Why the other answers are wrong

  • A.The negative terminal of the dead batteryNegative at dead battery risks hydrogen ignition.
  • C.Any metal on the good vehicleGood-vehicle metal is not the final step.
  • D.The positive terminal of the dead batteryPositive-to-negative short-circuits the battery.

More Emergency Situations Questions

Your battery warning light comes on while driving. You should: After a minor collision (no injuries, low damage), drivers should: An emergency vehicle with siren and flashing lights crossing a red light: A BC winter vehicle emergency kit should include: Black ice forms first and most commonly on:

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