Question

which of the following protects a computer system from electrostatic discharge while handling computer components?
power supply tester
post card
anti - static wrist strap
static shielding bag

Explanation:

An anti - static wrist strap is used to protect computer systems from electrostatic discharge when handling components. It grounds the person handling the components, preventing the build - up and discharge of static electricity that can damage sensitive electronic parts. A power supply tester is for testing power supplies, POST cards are for diagnosing computer boot - up issues, and static shielding bags are for storing components to protect them from static while not in use, but the wrist strap is for protection during handling.

Answer:

Anti - static wrist strap