For these reasons, it is critical that you understand how backup and recovery features function for your database management system, and that you have a well-planned backup strategy implemented.

由于这些原因，理解数据库管理系统中备份和恢复功能的工作原理，并实施经过精心规划的备份策略，就显得至关重要了。

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System management: data management, data warehouse security, system and database backup and recovery, and so on.

系统管理：数据管理、数据仓库安全性、系统和数据库的备份和恢复，等等。

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System configurations support failover and disaster recovery, as primary and backup systems may be separated by many miles.

系统配置支持故障转移和灾难恢复，而主系统和备份系统可以放置在距离很远的两个位置。

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Designing and implementing shared IT services involves moving existing and new services to the cloud (both government or commercial hosting) to increase service elasticity, reduce system equipment footprints, free IT organizations from the expensive work of data center storage, maintenance, backup and recovery burdens.

FORBES: From CIA to OMB, Federal Government Gets Serious About Cloud