问题:
A . It keeps track of changes in the background processes.
B . It records the system change number (SCN) in the control file.
C . It writes audit records for user changes to the change tracking file.
D . It records any changes to the listened configuration in the listener.ora file.
E . It records any changes to the database parameters in the change tracking file.
F . It records the physical location of all the changes that are made to the database in the change tracking file.
● 参考解析
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