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IT disaster recovery (also, simply disaster recovery (DR)) is the process of maintaining or reestablishing vital infrastructure and systems following a natural or human-induced disaster, such as a storm or battle. DR employs policies, tools, and procedures with a focus on IT systems supporting critical business functions. [1]
Business continuity planning life cycle. Business continuity may be defined as "the capability of an organization to continue the delivery of products or services at pre-defined acceptable levels following a disruptive incident", [1] and business continuity planning [2] [3] (or business continuity and resiliency planning) is the process of creating systems of prevention and recovery to deal ...
A disaster recovery plan (DRP) is a documented process or set of procedures to execute an organization's disaster recovery processes and recover and protect a business IT infrastructure in the event of a disaster. [3] It is "a comprehensive statement of consistent actions to be taken before, during and after a disaster". [4]
Often used together, the terms Business Continuity and Disaster Recovery are very different. Business Continuity refers to the ability of a business to continue critical functions and business processes after the occurrence of a disaster, whereas Disaster Recovery refers specifically to the Information Technology (IT) and data-centric functions of the business, and is a subset of Business ...
Backup. In information technology, a backup, or data backup is a copy of computer data taken and stored elsewhere so that it may be used to restore the original after a data loss event. The verb form, referring to the process of doing so, is "back up", whereas the noun and adjective form is "backup". [1] Backups can be used to recover data ...
Continuous data protection. Continuous data protection (CDP), also called continuous backup or real-time backup, refers to backup of computer data by automatically saving a copy of every change made to that data, essentially capturing every version of the data that the user saves. In its true form it allows the user or administrator to restore ...