单项选择题
Which of these formats represents the correct hierarchy for the ADR？（） 
B.B
C.C
D.D
相关考题
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单项选择题
Which of the following statements is true regarding the initialization parameter DIAGNOSTIC_DEST？（） The default value is the value of the environment variable $ORACLE_HOME； if $ORACLE_HOME isn’t set
A. then the default is set to $ORACLE_BASE The default value is the value of the environment variable $ORACLE_BASE； if $ORACLE_BASE isn’t set，
B. then it is set to $ORACLE_HOME
C. DIAGNOSTIC_DEST is always equal to $ORACLE_HOME
D. DIAGNOSTIC_DEST is always equal to $ORACLE_BASE -
多项选择题
WhichofthefollowinginitializationparametershavebeendeprecatedinOracle11gbecauseoftheintroductionoftheAutomaticWorkloadRepository？（）
A. BACKGROUND_DUMP_DEST
B. FOREGROUND_DUMP_DEST
C. CORE_DUMP_DEST
D. USER_DUMP_DEST
E. DIAGNOSTIC_DEST
F. All of the above -
单项选择题
TocleanupoldrecordsthatareinaFlashbackDataArchiveandarepasttheretentionperiod，whatmusttheDBAdo？（）
A. TRUNCATE the archive table.
B. DROP the Flashback Data Archive.
C. Nothing；expired rows are automatically removed.
D. Nothing；expired rows are moved to an archive table.
E. Delete entries from the archive where the metadata date retained is greater than the retention period.
