Types of Data Loss Events
Intentional deletion of a file or program
Accidental deletion of a file or program
Misplacement of CDs or floppies
Inability to read unknown file format
Power failure, resulting in data in volatile memory not being saved to permanent memory.
Hardware failure, such as a head crash in a hard disk.
A software crash or freeze, resulting in data not being saved.
Software bugs or poor usability, such as not confirming a file delete command.
Data corruption, such as filesystem corruption or database corruption.
Natural disaster, earthquake, flood, tornado, etc.
Theft, hacking, sabotage, etc.
A malicious act, such as a worm, virus, hacker or theft of physical media.