The biggest hurdle to a successful backup strategy is human memory.
An (or system image) creates a "snapshot" of your entire operating system, including programs and settings. This is vital for quickly recovering your whole computer after a major crash. 4. Where Should You Back Up? back up
An only saves the data that has changed since the last backup (of any type). This is much faster and saves space, but restoring data requires the last full backup plus every subsequent incremental update. Differential Backups The biggest hurdle to a successful backup strategy