單項(xiàng)選擇題

An administrator has a two-disk volume group （testvg） with one logical volume （testlv） which has just been mirrored across both disk drives.
Which of the following commands can be used to turn off quorum？（）

A.chvg -Qn testvg
B.chlv -Qn testvg
C.varyoffvg testvg； varyonvg -Qn testvg
D.varyoffvg testvg； exportvg testvg； importvg -Qn testvg； varyonvg testvg

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單項(xiàng)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

單項(xiàng)選擇題

Which action changes the default editor for ALL users on the system from vi to edit？（）

A.Issue the command：export EDITOR=/usr/bin/edit edit each users .profile to change the EDITOR value to /usr/bin/edit
B.Modify /.profile and change the EDITOR variable to /usr/bin/edit
C.Modify /etc/environment and add EDITOR=/usr/bin/edit export EDITOR
D.Modify /etc/security/defaults and change the EDITOR value to /usr/bin/edit

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An administrator has a two-disk volume group （testvg） with one logical volume （testlv） which has just been mirrored across both disk drives. Which of the following commands can be used to turn off quorum？（）

你可能感興趣的試題

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？（）

Which action changes the default editor for ALL users on the system from vi to edit？（）

An administrator has a two-disk volume group （testvg） with one logical volume （testlv） which has just been mirrored across both disk drives.
Which of the following commands can be used to turn off quorum？（）

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？（）

Which action changes the default editor for ALL users on the system from vi to edit？（）