You are working as a technician at Certkiller .com. You have been asked to upgrade the memory
in your boss’s laptop. You start with unplugging the power supply. What other tasks should you
perform before starting the upgrade?

A.
remove the battery and put on an anti-static wrist strap.

B.
remove the battery and the memory.

C.
remove the hard drive and put on an anti-static wrist strap.

D.
remove the CMOS battery and put on an anti-static wrist strap.

Explanation:
You should always wear protection against static electricity damage as well as removing all power
sources.