单项选择题
A company uses raw logical volumes. Which command can be used to back up the data in the raw logical volumes to a tape？（）
A.dd
B.tar
C.cpio
D.mksysb
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相关考题
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单项选择题
Asystemadministratorisattemptingtorestoresomefilesfromabackuptape.Therestorefailed.Thesystemadministratorsuspectstheblocksizeofthetapedriveisincorrect.Whichofthefollowingcommandscanbeusedtodeterminetheblocksizeofthebackuptape？（）
A.dd
B.tar
C.cpio
D.restore -
单项选择题
Asystemadministratorwantstoautomaticallyejectthebackuptapeeachnightafterthebackupiscomplete.Whichcommandcanbeusedtoejectthetape？（）
A.tar
B.tctl
C.rmdev
D.backup -
单项选择题
Therootvgdiskonasystemfailedandwasreplaced.Thesystemwasrestoredusingthelatestmksysb.However，nofilesinthe/homefilesystemwererestored.Whatisthelikelycauseofthisproblem？（）
A.The new drive is too small to hold the entire rootvg
B.The /home filesystem was not mounted during creation of the mksysb
C.The /home stanza in the bosinst.data contained an entry ’restore=no’
D.The /home filesystem was NFS exported to another system during creation of the mksysb
