单项选择题

Given  the  following  output，  recommend  corrective  action  that  should  be  undertaken  to  increase   protection（） # Isvg -I rootvg rootvg：  LV NAME TYPE LPs PPs PVs LV STATE MOUNT POINT  hd5 boot 1 2 2 closed/syncd N/A  hd6 paging 16 32 2 open/syncd N/A  hd8 jfslog 1 2 2 open/syncd N/A  hd4 jfs 2 4 2 open/syncd /  hd2 jfs 53 106 2 open/syncd /usr  hd9var jfs 16 32 2 open/syncd /var  hd3 jfs 4 8 2 open/syncd /tmp  hdl jfs 1 2 2 open/syncd /home  hdlOopt jfs 2 4 2 open/syncd /opt  loglvOO jfs2log 1 1 1 open/syncd N/A  fslvOO jfs2 ’ 2 4 2 open/syncd /datafs

A.add a copy of the log for/datafs
B.open hd5
C.mirrorvg rootvg
D.split /usr as it is too big

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单项选择题
An  administrator  must  verify  all  filesets  are  completely  installed  before  an  upgrade.   Which  of  the following commands will perform this task（）

A.Islpp -v
B.Ippchk -v
C.installp -v
D.instfix -v
单项选择题
Anadministratorperformsanauditonthe usrfilesystemandfindsthefollowingpermissions：-rwsr-xr-x1rootsys514288Jun1809：40 usr local bin nmonWhichofthefollowingmethodscantheadministratorusetoremoveapotentialsecurityrisk（）

A.rm /usr/local/bin/nmon
B.chmod u-s /usr/local/bin/nmon
C.Reinstall the file from the appropriate fileset
D.chmod go-rx /usr/local/bin/nmon
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