单项选择题
A. The archived redo log files will be overwritten.
B. The archived redo log files are deleted automatically.
C. The archived redo log files should be moved to some other location.
D. The archived redo log files are still maintained because the file names are unique.
单项选择题 Whichmethodwouldyouusetoundothechangesmadebyaparticulartransactionwithoutaffectingthechangesmadebyothertransactions？（）
单项选择题 You want to convert your existing non-ASM files to ASM files for the database PROD. Which method or command would you use to accomplish this task？（）
单项选择题 WhichofthefollowingadvisorswithintheOracleadvisoryframeworkwillanalyzeasingleSQLstatementandmakerecommendationsforperformanceimprovement？（）