Question

___________ is a battery-operated power source directly attached to one or more devices and to a power supply (such as a wall outlet) that prevents undesired features of the wall outlet's A/C power from harming the device or interrupting its services.

Answer 1

Uninterruptible Power Supply or Uninterruptible Power Source (UPS)

Step-by-step explanation:

The uninterruptible power supply or uninterruptible power source is a battery-operated power source directly attached to one or more devices and to a power supply (such as a wall outlet) that prevents undesired features of the wall outlet's AC power from harming the device or interrupting its services.