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單項(xiàng)選擇題

A user would like their shell prompt to reflect the current directory. Which of the following environment variables can be set to accomplish this？（）

A.PS1
B.PATH
C.PROMPT
D.LOCPATH

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單項(xiàng)選擇題

Which of the following commands can be used to get the system ready to physically insert a PCI hot plug adaptor？（）

A.mkdev
B.cfmgr
C.drslot
D.lsslot

單項(xiàng)選擇題

Which of the following commands can be used to identify all PCI hot plug slots on a server and their characteristics？（）

A.lsattr -l pci
B.lscfg -Cc pci
C.lsconn -p pci -a
D.lsslot -c pci -a

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