Management has decided that the database must be available 24 hours a day， 7 days a week. Given this requirement， which type of backup is required？（）<br>A:user-managed backups.<br>B:partial database backups.<br>C:consistent database backups.<br>D:inconsistent database backups.

Management has decided that the database must be available 24 hours a day， 7 days a week. Given this requirement， which type of backup is required？（）
A:user-managed backups.
B:partial database backups.
C:consistent database backups.
D:inconsistent database backups.

出自：Oracle认证

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