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YouhavelostallyourSYSTEMtablespacedatafiles(system_01.dbfandsystem_02.dbf)ndthedatabasehascrashed.
Whatwouldbetheappropriateorderofoperationstocorrectthesituation?()
a.Mountthedatabasewiththestartupmountcommand.
b.TaketheSYSTEMdatafileofflinewiththealterdatabasecommand.
c.RestoretheSYSTEM_01.dbfdatafilefrombackupmediawiththerequiredarchivedredologs.
d.RestoreallSYSTEMtablespace-relateddatafilesfrombackupmedia.
e.IssuetherecovertablespaceSYSTEMcommand.
f.IssuetherecoverdatafileSYSTEM_01.dbfcommand.
g.Openthedatabasewiththealterdatabaseopencommand.
h.Openthedatabasewiththealterdatabaseopenresetlogscommand.
参考答案