Which of the following energy saving standards is used to control only monitors and video cards?

A.
ACPI

B.
APM

C.
ASPI

D.
DPMS

Explanation:

The Display Power Management Signaling (DPMS) standard is used to control monitors and video
cards. It must be enabled by an operating system such as Windows 9x/2000/Me through Control
Panel.
Answer option B is incorrect. The APM standard can be used to control monitors, hard disks, and
other peripherals.
Answer option A is incorrect. The ACPI standard can be used to control all APM peripherals and
other computer devices.
Answer option C is incorrect. There is no such energy saving standard as ASPI.