单项选择题

Howcanpermissionsbesetupon tmpsothatoneuserinagroupcann……

How can permissions be set up on /tmp so that one user in a group cannot delete another user’s files in that same group（）

A.chmod +s /tmp
B.chmod 755 /tmp
C.chmod 1777 /tmp
D.chmod 4755 /tmp

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A.lsattr -l pci
B.lscfg -vl pci
C.lsdev -c slot
D.lsslot -c pci -a

单项选择题Whichofthefollowingcommandswilldisplaythecurrenttechnologylevelofaserver（）

A.instfix -r
B.oslevel -r
C.lslpp -L
D.oslevel -i grep ML

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A.Run cfgmgr
B.odmdelete CuAt
C.exportvg rootvg
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A.path=$path：/usr/vac/bin； export path
B.path.=/usr/vac/bin； export $path
C.Modify the path environment variable in /etc/profile
D.Modify the path environment variable in /.profile

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A.lslg datavg
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