单项选择题
A. After two days, a backup will be marked obsolete
B. After two days, a backup will be deleted from the media
C. If the RMAN repository has records of two or more recent backups of a file, then older backups will be deleted from the media.
D. If the RMAN repository has records of two or more recent backups of a file, then older backups will be marked obsolete.
单项选择题 You plan to use Flashback Drop feature to recover a dropped table SALES_EMP. No other table with the same name exists in the schema. You query RECYCLEBIN and find multiple entries for the SALES_EMP table as follows: You then issue the following statement to recover the table: SQL> FLASHBACK TABLE sales_emp TO BEFORE DROP; What would be the outcome of the precedent statement?（）
多项选择题 Whichoftheserecommendationsshouldbefollowedbeforecapturingaworkload？（）
单项选择题 What is the effect of increasing the value of the ASM_POWER_LIMIT parameter?（）