20. You are managing an Oracle Database 11g instance and an Orac

20. You are managing an Oracle Database 11g instance and an Oracle Database 10g instance on the samemachine. Both instances use the ASM instance as storage. \nWhich statement regarding the ASM diskgroup compatibility attributes are true in this scenario? (Choose all that apply.)

A.The database-compatibility version settings for each instance must be greater than or equal to theRDBMS compatibility of all ASM disk groups used by that database instances.

B.RDBMS compatibility and the database version determines whether a database instance can mountthe ASM disk group.

C.The RDBMS compatibility settings for a disk group control the format of data structures for ASMmetadata on the disk.

D.ASM compatibility controls which features for the ASM will be enabled.

正确答案是ABD