If a restore from a NIM mksysb install hung on C54, which debug output would be best to investigate the problem?（）

单项选择题A system administrator is preparing to run a preservation install and would like to use and hdisk that was no longer needed in datavg. Which of the following processes should be used to make it available for configuration?（）

A.chdeb -1 hdiskxxx -a pv=clear; chdev -1 hdiskxx -a pv=yes
B.exportvg datavg; importvg -y rootvg hdiskxx
C.rmdev -1 hdiskxxx; mkdev -1 hdiskxxx -a pv=avail
D.reducevg datavg hdiskxxx; extendvg rootvg hdiskxxx

单项选择题Which of the following actions will occur once the reorgvg command is used?（）

A.The allocation policy for each logical volume will be set.
B.The given allocation policy for each logical volume will be adhered to.
C.Each logical volume's physical partitions will be moved to another volume group.
D.Each logical volume's physical partitions will be moved to match its allocation policy, if there is sufficient space.

单项选择题During a system administrator attempt to boot a server in normal mode, the boot process displays LED 299 and Led 201 and then stops. The LED 201 indicates that a ROS init or checkstop was detected. Which of the following options is the most probable cause?（）

A.A corrupted JFS log device
B.A corrupted boot logical volume
C.An incorrect rc.boot entry in /etc/inittab file
D.A problem initializing paging space

单项选择题In order to change the system runlevel and execute etc inittab entries based on the new runlevel, which of the following commands should be performed?（）

A.telinit
B.runinit
C.sysinit
D.startinit

单项选择题A user reports a corrupted boot logical volume. In order to recreate the contents of the boot logical volume which of the following procedures should the user be advised to perform?（）

A.Reboot the system in normal mode.
B.Use the bosboot command to rebuild the boot image.
C.Restore the boot logical volume from a mksysb image.
D.Reboot the system into maintenance mode and run fsck on the boot logical volume.