Which of the following would indicate a performance problem with the redo logs?
A. The EVENT log file parallel write in the V$SYSTEM_EVENT view
B . The EVENT redo log file parallel write in the V$SYSSTAT view
C . The EVENT log file parallel write in the V$SYSSTAT view
D . The EVENT redo log file parallel write in the V$SYSTEM view
Explanation:
Answer A: The wait event log file parallel write indicates that there may be an I/O performance issue. Each of the other answers uses an incorrect wait event, or an incorrectly specified dynamic performance view.
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