多项选择题
A. control files
B. password file
C. archived log files
D. system-critical data files for which all the redo entries are present
E. non-system-critical data files for which all the redo entries are present
多项选择题 YouwanttousetheSQLTuningAdvisortogeneraterecommendationsforbadlywrittenSQLstatementsinyourdevelopmentenvironment.Whichthreesourcescanyouselectfortheadvisortoanalyze？（）
单项选择题 YouaremanaginganOracleDatabase10gdatabasethatusesOracleManagedFiles（OMF）.Youenabledtheblockchangetrackingfeatureforthedatabase.Whichstatementregardingthechangetrackingfileistrue？（）
单项选择题 You execute the following command to enable a session in resumable mode： SQL> ALTER SESSION ENABLE RESUMABLE TIMEOUT 60； What is the impact of a timeout on the statements being suspended？（）