696. Examine the following command for RMAN backup:

Which statement Is true regarding the approach in the command?
A.The RMAN multiplexing level is 4.
B.It is the use of asynchronous I/O by RMAN.
C.It is a case of parallelization of the backup set.
D.It is an implementation of a multisection backup.
Answer: C
从图中可看到,执行了3个通道的并行备份。
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