单项选择题
A.bosboot -ad hdisk2
B.mkblv -y bootlv hdisk2
C.crlv -t bootlv -d hdisk2
D.bootlist -om normal hdisk2
单项选择题 WhichkeyshouldbepressedonanASCIIterminalduringthesysteminitializationtoforcethesystemtoreadfromthedefaultbootlist？（）
单项选择题 Asystemwasrebootedandistakingalongtimetoreturn.TheadministratorhasloggedintotheHMCandseesreferencecode0c9.Whatdoesthismean（）？
单项选择题 Howcananadministratorviewtheservicebootlist（）？