單項(xiàng)選擇題

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

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多項(xiàng)選擇題

Which of the following initialization parameters have been deprecated in Oracle 11g because of the introduction of the Automatic Workload Repository？（）

A. BACKGROUND_DUMP_DEST
B. FOREGROUND_DUMP_DEST
C. CORE_DUMP_DEST
D. USER_DUMP_DEST
E. DIAGNOSTIC_DEST
F. All of the above

單項(xiàng)選擇題

To clean up old records that are in a Flashback Data Archive and are past the retention period， what must the DBA do？（）

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.

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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

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Which of the following initialization parameters have been deprecated in Oracle 11g because of the introduction of the Automatic Workload Repository？（）

To clean up old records that are in a Flashback Data Archive and are past the retention period， what must the DBA do？（）

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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

To clean up old records that are in a Flashback Data Archive and are past the retention period， what must the DBA do？（）