The system administrator wants to use a new jfslog /dev/fs1log with the filesystem /test/fs1 on the testvg volume group. The following commands were used to create the log and assign it to the filesystem： 
（1）mklv -t jfslog -y /dev/fs1log testvg 1  
（2）chfs -a log=/dev/fs1log /test/fs1  
While trying to mount the /test/fs1 filesystem the administrator received the error： 
"Cannot mount /dev/fs1lv on /test/fs1： A system call received a parameter that is not valid".
What step did the administrator miss that most likely caused the error？（）

单项选择题Whileusingthesmitinstall_removemenustoremovesomefilesetsthesystemadministratornoticesthe usrfilesystemisnowunnecessarilylarge.Whichofthefollowingactionswillreducethesizeofthe usrfilesystem？（）

A.Backup， unmount， remove， recreate and restore the filesystem.
B.Boot from mksysb tape and select Shrink filesystems on restore.
C.Unmount， run defragfs /usr and the reducefs -size XXX /usr commands.
D.Update /etc/filesystems with the desired size for /usr and reboot the system.

单项选择题Asystemadministratorhasdeterminedthatthe developmentfilesystemneedstobechangedfromJFStoJFS2totakeadvantageofthenewcapabilitesavailableinJFS2.Whatisthemethodtoconvertthe developmentfilesystemfromtypeJFStoJFS2？（）

A.Umount the /development filesystem and remount it using the following command： mount -t jfs2 /development
B.Edit the /etc/filesystems file to change the type paramter to "jfs2" and change the log parameter to "jfs2log"
C.Backup the /development filesystem data， delete the JFS /development filesystem， create the new JFS2 /development filsystem， and restore the data to the /development filesystem
D.Backup the /development filesystem data， change the /development filesystem using the following command，chfs -t type=jfs2 /development.then， restore the data to the /development filesystem

单项选择题Whichcommandswilllistallthelogicalvolumesandthefilesystemdistributionacrossaspecificphysicalvolumeofthefollowing？（）

A.lspv -l
B.lslv -p
C.lsps -a
D.lsvg -m

单项选择题Asystemadministratorhasaserverexperiencingperformanceproblemswithlogicalvolumeswithinaparticularvolumegroup.WhichcommandcanreportI Ostatisticsforlogicalpartitionswitheachlogicalvolumewithinthevolumegroup？（）

A.lslv
B.lsvg
C.iostat
D.lvmstat

单项选择题The systestfilesystemisassociatedwiththe dev testlvlogicalvolumeonthe’testvg’volumegroup.Giventhisinformation，whichofthefollowingcommandscanthesystemadministratorusetodetermineifthe systestfilesystemismirrored？（）

A.df
B.lsvg
C.lsfs
D.lsdev