单项选择题
A.dumpctrl
B.sysdumpdev
C.livedumpdev
D.livedumpctrl
单项选择题 Whichmethodwillconfigureane-mailnotificationwhenpermanenthardwareerrorsareloggedintheerrorlog？（）
单项选择题 Afilesystemfailedtosuccessfullymount，indicatingtheerrormessage：0506-324-cannotmountmedianotformattedorinvalidformat0506-342-SuperblockisdirtyrunfsckWhichparametercanbepassedtothefsckcommandtoautomaticallytakeanyremedialactionrequired？（）
单项选择题 Howcantheadministratorusefile’a’containing’-Elsys0’toviewtheattributesofadevice（）？