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The best way to validate that a database backup is working, is to:验证数据库备份是否正常工作的最佳方法是::()?

(A)Periodically recover from the backup file定期从备份文件恢复

(B)Check the size of the backup file检查备份文件的大小

(C)Appoint a special DBA in charge of backups指定专门的DBA负责备份

(D)Check the backup logs every day每天检查备份日志

(E)Check for the automatic email notification of backup success检查备份成功的自动电子邮件通知 答案解析:

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