单项选择题 Whichofthefollowingexplainstherelationshipbetweenaphysicalandlogicalpartition？（）

单项选择题 Howcananadministratorverifythatthediskisstillusablewhentheoutputof‘lspv’shows‘hdisk1’isinamissingstate？（）

单项选择题 An administrator needs to apply a Technology Level update. During the preview install， the output indicates that there is insufficient space in the /usr filesystem. Review of the root volume group indicates there are no available physical partitions， but the /test jfs2 filesystem is only 8% used.  What is the most efficient method to use the available space in the /test filesystem to apply the update？（）