單項(xiàng)選擇題

A recently installed package needs to be rolled back to a previous version.
Which of the following commands will perform the task？（）

A.reject
B.cleanup
C.deinstall
D.uninstall

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單項(xiàng)選擇題
A non-root user can run rsh commands from serverA to serverB， but attempts to run rsh
commands by the root user return with a permission error message.
What action will resolve the problem？（）
A.Add root user to the /etc/hosts.equiv on serverB .
B.Create $HOME/.rhosts file for the root user on serverB .
C.Restart the rshd daemon with root enabled option on serverB .
D.Add entry to allow root user from serverA to the /etc/hosts.allow on serverB .
單項(xiàng)選擇題
An administrator has a server that must be upgraded from AIX 5.2 to AIX 5.3. The administrator also needs to use the 64-bit kernel with JFS2 filesystems in rootvg. All critical data resides in a non-rootvg volume group.
Which of the following types of install could the administrator use to accomplish this？（）
A.Migration Installation
B.Update_All Installation
C.Preservation Installation
D.New and Complete Overwrite Installation

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