ocp053上有道题不明白，答案b为啥错误？跟big tablespace有关系吗？

PUQQCN 2016-11-07 03:06:46

QUESTION NO: 377 不会
You are managing an Oracle Database 11g database with the ASM storage. The database is
having big file tablespaces. You want files to open faster and less memory to be used in the
shared pool to manage the extent maps.
What configuration would you effect to achieve your objective? (Choose all that apply.)
A. Set the ASM compatibility attribute for the ASM disk group to 11.1.0.
B. Set the RDBMS compatibility attribute for the ASM disk group to 11.1.0.
C. Set the COMPATIBLE initialization parameter for the ASM instance to 11.1.0.
D. Set the COMPATIBLE initialization parameter for the database instance to 11.1.0.
Answer: A,D
您用ASM存储管理Oracle数据库11g数据库。该数据库具有大文件表空间。你想打开文件速度更快消耗更少内存用于在共享池中管理区位图。你会用什么样的配置来实现你的目标？
A.设置用于ASM磁盘组的ASM兼容属性到11.1.0。
D.设置用于数据库实例兼容的初始化参数到11.1.0。

答案b不知道为啥错误？
答案c错，compatible参数是数据库实例的初始化参数，不是asm实例的。答案d对。

...全文