CompTIA Exam Questions

Which of the following is the BEST way to begin diagnostic testing for a battery?

A technician is advised that a laptop battery is no longer charging. Which of the following is
the BEST way to begin diagnostic testing for a battery?

A.
Unplug the power supply from the laptop.

B.
Reboot into the BIOS.

C.
Test the battery with a multimeter.

D.
Remove the battery and run on AC power.