220-1101 / 1102 Domain 3: Hardware

Which ESD practice protects components during repair?

Multiple choice — select one answer

Answer choices

  1. a. Wrist strap bonded to ground
  2. b. Work on carpet in dry winter
  3. c. ECC RAM
  4. d. Touch PSU while plugged in

Architectural breakdown & explanation

Grounded straps dissipate static safely.

Correct answer(s): a. Wrist strap bonded to ground

Exam domain: Domain 3: Hardware (25% weight on the official guide).

Official documentation & study links

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