The OpenBoot firmware controls the operation of the system before the operating system is loaded.
Which four tasks are directly controlled by the OpenBoot firmware?
Correct Answer: A,B,C,D
Explanation/Reference:
Explanation:
OpenBoot firmware is executed immediately after you turn on your system. The primary tasks of OpenBoot firmware are to:
* Test and initialize the system hardware (D)
* Determine the hardware configuration (D)
*Boot the operating system from either a mass storage device or from a network
*Provide interactive debugging facilities for testing hardware and software Some notable features of OpenBoot firmware.
* Plug-in Device Drivers (B)
Most common tasks that you perform using OpenBoot
* Booting Your System
The most important function of OpenBoot firmware is to boot the system.
Note: If auto-boot? is true, the system will boot from either the default boot device or from the diagnostic boot device depending on whether OpenBoot is in diagnostic mode. (C)