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What is Data Recovery?
Source: www.seagatedatarecovery.com
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Short Description: Each data recovery case is different and the process for data recovery may ... Seagate Recovery Services utilizes a four-step data recovery methodology: ...
Content Inside: What is Data Recovery? An OvERvIEW OF DATA REcOvERy ISSuES AnD TEchnIquES Professional Data Recovery device, human error, power surges and software Professional data recovery is the process of viruses. There are two categories of data loss: obtaining usable data from inaccessible storage Logical Failures media and corrupted or deleted file sets. A logical failure is when the media has not been Computers, MP3 players and digital cameras store physically damaged. A file may have been deleted, data on some type of electronic media such as reformatted or contaminated with a virus. Gener- hard disk drives, diskettes or flash devices. Each ally, in these situations, data is easier to recover type of media presents different recovery challeng- as long as the data has not been overwritten by es. The data recovery process is very complex and subsequent usage. labor intensive. Successful data recovery requires an intimate understanding of all of the technical Physical Failures details of modern data storage media, operat- A physical failure is when the media has been ing systems and file systems. It requires a well- damaged or experienced a mechanical failure. Fire equipped, controlled laboratory that is staffed with or water damage can result in a physical failure or, experienced, trained technicians. Without these in the case of a disk drive, part of the mechanism resources, the chance of losing data or causing such as a spindle or head may have failed. In these more harm to the media climbs considerably. cases, the media, such as a disk drive, must first be rebuilt before data recovery can be attempted. Causes for Data Loss Often, by utilizing technology and specialized tech- There are many causes for data loss including niques, data can be recovered but, in some cases mechanical failure of the device, damage to the where the drive or device is too damaged, data recovery is impossible.
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