Multiple choice

What is a backup?

  1. Restoring the information backup

  2. An exact copy of a system's information

  3. The ability to get a system up and running in the event of a system crash or failure

  4. All of these

  5. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A backup in computing refers to an exact duplicate or copy of a system's data and information, stored separately so it can be used to recover after data loss.

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