单选题You scheduled a backup by using the Schedule Backup option in Oracle Enterprise Manager. Which statement about the script created by Oracle Enterprise Manager is true？ （）AIt is a SQL script.BIt is a PL/SQL file.CIt is an operating system （OS） file.DIt is a Recovery Manager （RMAN） script
单选题
You scheduled a backup by using the Schedule Backup option in Oracle Enterprise Manager. Which statement about the script created by Oracle Enterprise Manager is true？ （）
A
It is a SQL script.
B
It is a PL/SQL file.
C
It is an operating system （OS） file.
D
It is a Recovery Manager （RMAN） script
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