单项选择题 Aftertherecoveryiscomplete,whichcommandshouldyouexecute?()
单项选择题 Whileconnectedtothedatabase,auseronaPCreceivesafatalerrorandthemachinereboots.Whichbackgroundprocesscleansupthefailedconnection?()
多项选择题 YounoticethatyourRMANscriptusedtocopythedatafiles,controlfiles,andarchivedredologfilesisperformingveryslowly.WhichtwochangesmightyouwanttoincludeinyourRMANscripttospeeduptheCOPYcommands?()