单项选择题
A. setting the STATISTICS_LEVEL parameter to TYPICAL
B. adding filters to the Automatic Database Diagnostic Monitor （ADDM）
C. enabling Automated Maintenance Task using Oracle Enterprise Manager
D. setting the OPTIMIZER_USE_PENDING_STATISTICS parameter to TRUE
多项选择题 WhichtwostatementsaretrueregardingtheSQLRepairAdvisor？（）
单项选择题 View the exhibit and examine the TRANS tables storage information. After a massive delete operation, you executed the following statement to shrink the TRANS table: SQL> ALTER TABLE trans SHRINK SPACE CASCADE; Which statement describes the outcome of the command?（）
多项选择题 Which two statements are true about a job chain? （）(Choose two.)