多选题What are two benefits of installing Grid Infrastructure software for a stand-alone server before installing and creating an Oracle database?（）AEffectively implements role separationBEnables you to take advantage of Oracle Managed Files.CAutomatically registers the database with Oracle Restart.DHelps you to easily upgrade the database from a prior release.EEnables the Installation of Grid Infrastructure files on block or raw devices.
多选题
What are two benefits of installing Grid Infrastructure software for a stand-alone server before installing and creating an Oracle database?（）
A
Effectively implements role separation
B
Enables you to take advantage of Oracle Managed Files.
C
Automatically registers the database with Oracle Restart.
D
Helps you to easily upgrade the database from a prior release.
E
Enables the Installation of Grid Infrastructure files on block or raw devices.
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