（496）Which two statements are true regarding an Automatic Storage Management(ASM) instance?(Choose two.)

A. An ASM instance mounts an ASM control file

B. An ASM instance uses the ASMB process for rebalancing of disks within a disk group

C. Automatic Memory Management is enabled in an ASM instance even when the MEMORY_TARGET parameter is not set explicitly

D. An RDBMS instance gets connected to an ASM instance using ASMB as a foreground process when the database instance is started

答案：（C、D）

解析：

C，《Automatic Storage Management Administrator's Guide》 3.2.3.1

ASMB，ASM Background Process，与ASM实例通信，管理存储并提供统计信息。