多选题Which two statements are true regarding the functionality of the remap command in ASMCMD？（）AIt repairs blocks that have read disk I/O errors.BIt checks whether the alias metadata directory and the file directory are linked correctly.CIt repairs blocks by always reading them from the mirror copy and writing them to the original location.DIt reads the blocks from a good copy of an ASM mirror and rewrites them to an alternate location on disk if the blocks on the original location cannot be read properly.
多选题
Which two statements are true regarding the functionality of the remap command in ASMCMD？（）
A
It repairs blocks that have read disk I/O errors.
B
It checks whether the alias metadata directory and the file directory are linked correctly.
C
It repairs blocks by always reading them from the mirror copy and writing them to the original location.
D
It reads the blocks from a good copy of an ASM mirror and rewrites them to an alternate location on disk if the blocks on the original location cannot be read properly.
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