Question: Monitoring a database system for performance management purposes means to watch the system as it runs, paying particular attention to statistics gathered by the RDBMS.

Monitoring a database system for performance management purposes means to watch the system as it runs, paying particular attention to statistics gathered by the RDBMS.

True

False

Reading data managed by the RDBMS from memory is ____________________ than reading the data from a hard disk.

Choose the best answer.

less costly with respect to time

less costly with respect to data integrity

more costly with respect to time

more costly with respect to data integrity

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