View the exhibit and examine the output. <img src="/Image1/99/996d14715c1454da08be29a25367258a.jpg" /> Which statement can be an inference from the output?（）<br>A:The FRA disk group has an asynchronous I/O bottleneck<br>B:The least number of I/Os are performed on the last data file in the list<br>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<br>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

View the exhibit and examine the output.

Which statement can be an inference from the output?（）
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

出自：Oracle认证

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