This will create an external snapshot and then perform a backup of that snapshot to a backup device such as tape.

可以使用该实用程序创建一个外部快照，然后将该快照备份到磁带等备份设备。

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The database files can be copied from disk to disk or from disk to tape, depending on the backup procedure chosen.

可以将数据库文件从磁盘复制到磁盘，也可以将数据库文件从磁盘复制到磁带，这取决于选定的备份过程。

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Examples include daily tape backup change procedures, checking logs, or reporting problems.

示例包括每日的磁带备份更换过程、检查日志或报告问题。

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That is, disk drives would start to replace traditional tape backup systems.

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Backup and archiving remain the biggest applications for digital magnetic tape although it is also used as a physical data transport device (as the old saying goes, you can ship more data on tape in a delivery truck over a shorter time than you can send electronically).

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