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2. Data recovery - Wikipedia

   en.wikipedia.org/wiki/Data_recovery

   The most common data recovery scenarios involve an operating system failure, malfunction of a storage device, logical failure of storage devices, accidental damage or deletion, etc. (typically, on a single-drive, single-partition, single-OS system), in which case the ultimate goal is simply to copy all important files from the damaged media to another new drive.

3. Glossary of backup terms - Wikipedia

   en.wikipedia.org/wiki/Glossary_of_backup_terms

   the process of copying the contents of one computer hard disk to another disk or to an image file (see disk image below) for later recovery. Disk image. single file or storage device containing the complete contents and structure representing a data storage medium or device, such as a hard drive, tape drive, floppy disk, CD/DVD/BD, or USB flash ...

4. Backup - Wikipedia

   en.wikipedia.org/wiki/Backup

   A backup strategy requires an information repository, "a secondary storage space for data" [7] that aggregates backups of data "sources". The repository could be as simple as a list of all backup media (DVDs, etc.) and the dates produced, or could include a computerized index, catalog, or relational database.

5. Computer data storage - Wikipedia

   en.wikipedia.org/wiki/Computer_data_storage

   Computer data storage or digital data storage is a technology consisting of computer components and recording media that are used to retain digital data. It is a core function and fundamental component of computers. [1]: 15–16 The central processing unit (CPU) of a computer is what manipulates data by performing computations.

6. Off-site data protection - Wikipedia

   en.wikipedia.org/wiki/Off-site_data_protection

   In computing, off-site data protection, or vaulting, is the strategy of sending critical data out of the main location (off the main site) as part of a disaster recovery plan. Data is usually transported off-site using removable storage media such as magnetic tape or optical storage .

7. File system - Wikipedia

   en.wikipedia.org/wiki/File_system

   Data backup systems typically do not provide support for direct backup of data stored in a transactional manner, which makes the recovery of reliable and consistent data sets difficult. Most backup software simply notes what files have changed since a certain time, regardless of the transactional state shared across multiple files in the ...