A system administrator has successfully backed up the VIOS software and is ready to perform a VIOS software update. Which command will the administrator use to update the software from a CD？ （）
- A、 smit update_all
- B、 geninstall -d /dev/cd0 all
- C、 installp -acgX -d /dev/cd0 all
- D、 updateios -dev /dev/cd0 -accept -install
正确答案:D
答案解析:有
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