Suppose that a computer virus infects your computer and corrupts the files you were going to submit for your current homework assignment. What precaution could have saved you from a disastrously bad grade for this assignment?

The answer is "Create all your important file backup regularly".

Explanation:

Data recovery is just the outcome of your files and folders becoming preserved or saved until they can be recovered in the event of data loss. It can occur from many issues from malware through file manipulation, authentication, or theft.

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