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单项选择题 After mirroring rootvg, a system administrator wants to validate that the system will boot correctly. Which of the following tasks must be performed before changing the boot order?（）

A、Run a bosboot -a command

B、Mirror the hd5 on the two disks

C、Set up another service mode bootlist

D、Check the disks using a lsvg -p rootvg command

  • C

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