单项选择题
A.Flashback logs are not deleted.
B.Flashback logs are deleted automatically.
C.Flashback logs are deleted only if you are using Recovery Manager （RMAN）.
D.Flashback logs are deleted only if you are using Oracle Managed Files （OMF）.
E.Flashback logs are deleted only if you are using Automatic Storage Management （ASM）.
单项选择题 InwhichcasewouldyouusetheFlashbackDatabasefeaturetoperformarecovery？（）
单项选择题 View the Exhibit and examine the Flashback Database architecture. Identify the missing component （shown with a "？"） in the Flashback Database architecture.（）
多项选择题 You are working on an Oracle Database 10g database. Because of data loss， you decided to perform a Flashback Database operation using the following command： SQL> FLASHBACK DATABASE TO TIMESTAMP（SYSDATE 5/24） Which two statements are true？ （）