90.View the exhibit and examine the output. Which statement can be an inference from the output? Exhibit:
A.The FRA disk group has an asynchronous I/O bottleneck
B.The least number of I/Os are performed on the last data file in the list
C.The number of times that the backup or restore process directed the OS to wait until an I/O was complete is the highest for the last data file in the list
D.The number of times that the backup or restore process made an OS call to poll for I/O completion in Nonblocking mode is the least for the FRA disk group
正确答案是A