A、A. Eliminate the necessity for backups.
B、B. Perform optimized image copy backups.
C、C. Perform optimized incremental backups.
D、D. Enable checkpoint （CKPT） to perform checkpointing at every block change.
E、E. Enable database writer （DBWn） to write changed blocks to data files faster.
更多“What purpose would you achieve by enabling the block change tracking feature？（）”相关的问题
A、 present relevant customer information B、 interpret detail call records C、 access shop data D、 manage and remediate network problems
A、to provide a keepalive mechanism B、to pull event logs from the router C、to extract relevant SNMP information D、to perform application-level accounting
A、 Make backups faster B、 Store RMAN metadata C、 Store RMAN scripts D、 Provide the ability to do centralized backup reporting E、 Make recovery faster
A、 advertises reachable networks B、 acknowledges the receipt of update packets C、 establishes and maintains neighbor relationships D、 describes the contents of the link-state database
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