Examine the CREATE DISKGROUP command used to create a disk group: SQL> CREATE DISKGROUP misc EXTERNAL REDUNDANCY DISK ’ORCL: FRA3’ NAME misc1, ’ORCL: FRA4’ NAME misc2; In which situation would you use this method of disk group creation?()
- A、 When two-way disk mirroring is required for the allocation units
- B、 When three-way disk mirroring is required for the allocation units
- C、 When using hardware mirroring or RAID
- D、 When disk mirroring is required for the Automatic Storage Management (ASM) disks
正确答案:C
答案解析:有

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