CompTIA
220-301 · Question #908
220-301 Question #908: Real Exam Question with Answer & Explanation
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Question
Before working on the inside of any computer, what should a technician do?
Options
- Aunplug it, and then open the case
- Bunplug the computer, disconnect all peripheral devices, and put on a wrist strap to prevent ESD
- Cproceed without making any preparations
- Dunplug the power cord only
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