The focus in the backup and recovery documentation set is almost exclusively on physical backups.

在备份和恢复文档集中的重点几乎完全是物理备份。

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So you need to maintain physical security of the system hosting the software and any backups to that system.

因此您需要维护在其中托管了软件以及任何系统备份的系统的物理安全性。

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This can be a flexible way to make system backups without the need for physical media.

这可能是创建系统备份的一种灵活方法，而且不需要物理介质。

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Backing up your personal PC to external media might still be a novel concept for some, but any IT manager fresh out of school can tell you that regularly backing up mission-critical servers -- and storing those backups in multiple physical locations -- isn't merely important, it's practically non-negotiable, and it only becomes that much more critical before undertaking hardware maintenance.

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Two bitcoin digital attributes that make it superior to physical gold are its ability to create backups and its difficulty of confiscation.

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