Question 16:
Examine this command: SQL> CREATE DISKROUP data NORMAL REDANDUNCY: FAILGROUP fgrpl DISK - /dev/disk1 NAME disk1, /dev/disk2 NAME disk2, /dev/disk3 NAME disk3, FAILGROUP fgrpl2 DISK - /dev/disk4 NAME disk4, /dev/disk5 NAME disk5, /dev/disk6 NAME disk6, FAILGROUP fgrpl3 DISK - /dev/disk7 NAME disk7, /dev/disk8 NAME disk8, /dev/disk9 NAME disk9, ATTRIBUTE au_size=4M, compatible.asm = 11.2, compatible.rdbms = 11.2, compatible.advm = 11.2, content_type = recovery; Which two statements a true about this disk group, created using Grid Infrastructure 12.1?
Answer options:
A. Each disk in each of the three fail groups is a mirror of the corresponding disk of the other two failure groups. B. File created in this disk group always has two copies for each allocation unit: one primary and one secondary. C. It can contain ASM Dynamic Volume Manager (ADVM) volumes. D. Any database instance with the COMPATIBLE parameter set to 11.2 or higher can access it. E. The ASM compatible attributes can be changed to 11.1 for this disk group.