A technician is about to begin preventive maintenance on a company PC. In which situation would ESD be an issue?

A technician is about to begin preventive maintenance on a company PC. In which situation would ESD be an issue?

• when walking across a carpeted area and then touching a keyboard that is attached to a tower PC
• when installing a UPS
• while attaching speakers to a surround sound card
• when installing a processor

Case 2:

• when replacing a motherboard
• while attaching speakers to a surround sound card
• when using a grounded mat and working on a computer on an ungrounded workbench
• when installing a dual-voltage power supply

Case 3:

• when installing RAM
• when walking across a carpeted area and then touching a keyboard that is attached to a tower PC
• when using a grounded mat and working on a computer on an ungrounded workbench
• when installing a dual-voltage power supply

Exam with this question: IT Essentials (ITE v7) Final (Chapters 1-9) Exam Answers
Exam with this question: IT Essentials Final Exam Answers