Copies of each database record or page before being changed by a transaction that are saved for use in database recovery are called before images.
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Q49: A checkpoint is a point of synchronization
Q50: The security provided by the DBMS often
Q51: An active data repository is one in
Q52: In regard to database security,neither the DBMS
Q53: Reprocessing is normally the most convenient method
Q55: The DBA should periodically analyze run-time statistics
Q56: Rollforward and reprocessing are two different names
Q57: Processing rights may be implemented at the
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Q59: A passive data repository is preferred over
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