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单选题
In what view are you likely to see the following output?()   SID SERIAL# EVENT SECONDS_IN_WAIT  121 269 RMAN backup & recovery I/O 2  129 415 SQL*Net message from client 63 130 270 SQL*Net message from client
A

 V$SESSION_EVENT

B

 V$SESSION

C

 V$WAITS

D

 V$WAITSTAT

E

 V$SYSSTAT


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