Multiple choice general knowledge

Back up of the data files will help to prevent -

  1. loss of confidentiality

  2. duplication of data

  3. virus infection

  4. loss of data
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Backup creates duplicate copies of data to protect against accidental deletion, hardware failure, or corruption. While backups don't directly prevent viruses or confidentiality breaches, they ensure you can restore your data if something goes wrong.

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