单项选择题
A.prtconf -c
B.lscfg -v sys0
C.Check the /unix link
D.Check for JFS2 filesystems
单项选择题 Sometimesperformanceismoreimportantthanavailability（e.g.，incaseswherethedatacanbeeasilyre-created）.Whichofthefollowingistheappropriatediskconfigurationforanapplicationthatrequiresfasterwritesoveravailability？（）
单项选择题 AsupportspecialiststartedtoapplyanAPARonasystembyinsertingthetapeintothetapedrive，andloadedthefixusingsmittyinstallp.Thefollowingerrormessageisdisplayed： tapenotinbackupformat Whichofthefollowingwillresolvethisproblem？（）
单项选择题 Auserhasusedalloftheallowedlogonattemptsfortheuserid.Whichcommandcanbeusedtoresettheunsuccessful_login_countto0forthatuser？（）