（多选题）
You are performing a block media recovery on the tools01.dbf data file in the SALES database by using RMAN. Which two statements are correct in this scenario？（）
AYou must ensure that the SALES database is mounted or open.
BYou must restore a backup control file to perform a block media recovery.
CYou must take the tools01.dbf data file offline before you start a block media recovery.
DYou must put the database in NOARCHIVELOG mode to perform a block media recovery.
EYou can perform only a complete media recovery of individual blocks； point-in-time recovery of individual data blocks is not supported.
正确答案
答案解析
略
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