單項選擇題

An administrator has received complaints from users that an application is not available while other applications run. This application resides on an NFS mounted filesystem.
Which of the following commands should be run as a reasonable first step to handle this problem（）

A.df
B.showmount
C.exportfs
D.refresh -g nfs

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單項選擇題

An administrator has received an update CD with the latest technology level for AIX 5.3. The current operating system level of the sever is at base AIX5.3.
What action needs to be taken to apply the new technology level to the server（）

A.Run smit update_all
B.Run smit install_all
C.Boot from the installation media
D.Run the update_all command from the mounted CD

單項選擇題

An administrator is at a remote data center assisting a colleague who is replacing a bad fibre channel adapter.
Which command can be used to manage a hot plug slot without powering off or rebooting the server（）

A.drslot
B.Isslot
C.Isattr
D.prtconf