单项选择题
A. The text alert log file will be available in Diag Trace
B. A copy alert log file will be kept in Diag Incident for every incident.
C. The XML version of the alert log file will be available in Diag Trace.
D. An Automatic Database Diagnostic Management (ADDM) report is generated and stored in the Health Monitor whenever an incident occurs.
单项选择题 Whichtypeofbackupcontainsonlytheblocksthathavechangedsincethelastlevel0incrementalbackup？（）
单项选择题 You want to set the following initialization parameters for your database instance: LOG_ARCHIVE_DEST_1 = LOCATION=/disk1/arch LOG_ARCHIVE_DEST_2 = LOCATION=/disk2/arch LOG_ARCHIVE_DEST_3 = LOACTION=/disk3/arch LOG_ARCHIVE_DEST_4 = LOCATION=/disk4/arch MANDATORY Identify the statement that correctly describes this setting.（）
单项选择题 Your system has been upgraded from Oracle Database 10g to Oracle Database 11g. You imported SQL Tuning Sets （STS） from the previous version. After changing the OPTIMIZER_FEATURE_ENABLE parameter to 10.2.0.4 and running the SQL Performance Analyzer， you observed performance regression for a few SQL statements. What would you do with these SQL statements？（）
