Which of the following allows multiple applications toshare a single operating system resource?（）

单项选择题How can a JFS2 filesystem be added to a volume groupthat has insufficient space to host a log LV?（）

A.Create the filesystem with an inline log.
B.Create the filesystem referring to the jfs2log in rootvg.
C.Create the filesystem and format the logical volume with 'logform'.
D.Create the filesystem's underlying logical volume with an inline log.

单项选择题A recently installed package needs to be rolled back to aprevious version. Which of the following commands will perform the task?（）

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

单项选择题A non-root user can run rsh commands from serverA to serverB, but attempts to run rsh commands by the root user return with apermission 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

单项选择题Which command restores files from a volume group backup on a specified media?（）

A.mksysb-r
B.savevg-r
C.restorevg-r
D.restorevg files

单项选择题Which port must be open on the HMC to allow remoteweb access？（）

A.22
B.80
C.443
D.8080