OCP-1Z0-053-200题-67题-644

QUESTION 67

View the Exhibit and examine the disk groups created at the time of migrating the database storage to

Automatic Storage Management (ASM).

Why does the FRA disk group initially have more freespace even though both DATA and FRA disk groups are

provided with the same size?

A. Because the FRA disk group will not support dynamic rebalancing

B. Because the FRA disk group is not configured to support mirroring

C. Because disks in the FRA disk group are not formatted at this stage

D. Because the FRA disk group will support only a single size of allocation unit

Answer: B

同644题：http://blog.csdn.net/rlhua/article/details/19175175

Explanation/Reference:

Section: Database Architecture & Resource Management, RAC, ASM

most logical guess