[多选]
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？（）

A . SYSDATE should not be used with TIMESTAMP.
B . The database must have multiplexed redo log files.
C . The database must be in the MOUNT state to execute the command.
D . The database must be opened with the RESETLOGS option after the flashback operation.
E . The entire database needs to be restored from the most recent backup before the flashback operation.

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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？（）

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[多选] 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？ （）

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[多选]
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？（）