单项选择题

WhenisitappropriatetouseaJFSfilesysteminsteadofaJFS2fil……

When is it appropriate to use a JFS filesystem instead of a JFS2 filesystem？（）

A.When the filesystem will contain 100GB files.
B.When the filesystem resides on a 32-bit system.
C.When the filesystem contains a large number of small files.
D.When filesystem compression is required due to limited disk space.

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热门试题

单项选择题Asystemcontainsmultiplehot-swapstand-alonediskswithalargenumberofJFS2filesystems.WhichfeatureofJFS2canbeusedtoimprovereliability，availabilityandserviceability（RAS）ifadiskfailureoccurs？（）

A.Inline logging
B.Dynamic inode allocation
C.Linear directory organization
D.Online filesystem defragmentation

单项选择题Asystemadministratorhasafilesystemcalled test datainvolumegroupdatavg.Whichofthefollowingcommandswillallowtheadministratortocreateamirroredcopyofthefilesystem’sdata？（）

A.chfs
B.chlv
C.mklvcopy
D.mkfscopy

单项选择题Asystemadministratorcancreatelogicalvolumesandthenaddfilesystemstothem，orcreatethefilesystemdirectly.Whatisanadvantageofthetwo-stepapproachinsteadoftheone-stepapproach？（）

A.The number of bytes per inode can be specified.
B.Placement of the filesystem on the disk can be specified.
C.The jfslog can be specified on creation of the filesystem.
D.Either a JFS or JFS2 filesystem can be created on the logical volume.

单项选择题Whichcommandlistsoutthephysicalvolumenamesaswellastotal freePPsinvolumegroupdatavg？（）

A.lsdev -Cl datavg
B.lsvpcfg datavg
C.lspv -p datavg
D.lsvg -p datavg

单项选择题Diskshdisk1andhdisk2areassignedtodatavg.Whichofthefollowingcommandsshouldbeusedtodeterminewhichlogicalvolumesarepresentonhdisk1？（）

A.lspv -l hdisk1
B.lsvg -l datavg
C.lslv -p hdisk1
D.lsattr -El hdisk1