There is the possibility that hdisk1 in the root volume group is going bad. A decision has been made to replace the disk. After saving all of the data from the disk and unmounting any filesystems on the disk, which of the following commands should be run before removing the disk from the system?（）

单项选择题Which of the following options will show all of the fixes installed on a system?（）

A.lslpp -L
B.smitty verify_install
C.installp -a -V
D.smit install_latest

单项选择题A file on the system ahs been lost, but the latest version is on a mksysb tape. The file is extracted from this mksysb tape by loading the tape. Which of the following indicates where the tape will be skipped forward?（）

A.Third image, and resoting the file with the tar command
B.Third image, and restoring the file with the dd command
C.Fourth image, and restoring the file with the restore command
D.Fourth image followed by the tar command

单项选择题The system administrator has created a mksysb to attempt to clone to another system. Which of the following considerations is NOT true?（）

A.When using a mksysb to clone a system that has had device driver updates applied, the target system does not need to be updated with device driver Updates to match the source systems level, as the mksysb will have the needed drivers.
B.CHRP architecture systems cloned form non-CHRP architecture systems with Updates applied may fail to boot due to incompatibilities between the updated kernel in the mksysb image and the base level devices.chrp.base.rte fileset installed during the cloning process.
C.If the source and target system kernels are different (for example, rs6k and rspc), one MUST boot from CD-ROM installation media, at the same operating system level as the mksysb being restored.
D.The RECOVER_DEVCIES option allows the choice to recover the customized ODM attributes from the mksysb(for example, network addressing, static routes, tty settings, and multi-port adapter cards). The target devices must be in The same location as the source machine, or the install will fail and the device wil not be defined.

单项选择题In a three-disk volume group, a disk was physically removed from the system without performing any software procedures to properly remove the disk. Which of the following commands should be performed to recover from this error?（）

A.extendvg
B.cfgmgr
C.reducevg
D.varyoffvg

单项选择题A system administrator boots a server in normal mode, the boot process displays and LED 551 and stops. LED 551 indicates the root volume group is being varied on. All of the following are probable causes of the problem EXCEPT:（）

A.The bosboot command failed to complete.
B.The JFS log device is corrupted.
C.The initttab file is corrupted.
D.The /dev entries or /etc files are missing.