A.Theinstancestarts,thedatabaseismounted,buteffortstoopenthedatabasefail,andanerroraboutthemissingredologgroupisdisplayed.
B.Beforetheinstancestarts,youreceiveanerroraboutthemissingredologfilesofagroup.
C.Theinstancestartsandthedatabaseopenswithanerrormessagewrittentothealertlogfile.
D.Theinstancestartsandthedatabaseopensbecausetworedologgroupsstillexist.
E.Theinstancestartsandthedatabaseopens,buteveryattempttowritetoredologfilesfailswithanerror.
正确答案:参考A



