One of the disks in the disk group becomes unavailable because of power failure.
Which statements will be true in this scenario?(Choose all that apply.)
A. The disk is immediately dropped from the disk group.
B. The ASM tracks the extents that are modified during the outa
C. The ASM migrates the extents from the unavailable disk to the remaining disks.
D. The disk automatically goes offline.
答案：（B、D）