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Exam 9L0-012 All Questions

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Exam 9L0-012 topic 1 question 8 discussion

Actual exam question from Apple's 9L0-012
Question #: 8
Topic #: 1
[All 9L0-012 Questions]

Which of the following is a valid electrical safety precaution when working on a computer or display with exposed, potentially energized parts?

  • A. Use only metal screw drivers or fingers as needed to connect or disconnect cables.
  • B. Always wear an ESD wrist or heel strap when working on plugged in systems.
  • C. Be very careful handling the logic board or power supply while the computer is plugged in.
  • D. Remove rings, watches, necklaces, metal-rimmed eyewear and other metallic articles before working on the computer.
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Suggested Answer: D 🗳️
Rings, watches, necklaces or any metallic wearables should be removed because metal will disturb the inner circuitry and the static charge will transfer to the sensitive parts of the computer.
Reference: http://mdex-nn.ru/uploads/imac12.pdf (page 3, electrical safety precautions
by em2kp3 at Jan. 16, 2025, 9:35 p.m.

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em2kp3
1 month, 1 week ago
Selected Answer: D
Removing metallic articles reduces the risk of electrical shorts and personal injury when working on energized systems.
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