Multiple choice technology

'.BAK' extension refers usually to what kind of file?

  1. Backup file

  2. Audio file

  3. Animation/movie file

  4. MS Encarta document
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A Correct answer
Explanation

The .BAK extension is universally used across operating systems and applications to denote backup files. When programs create backup copies of documents, configurations, or databases, they typically append .bak to indicate it's a backup copy. It's not associated with audio files, animations, or MS Encarta documents.

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