What does differential backup do?

Question

Options

• Abacks up files since the last full backup, but does not reset the archive bit
• Bbacks up all files
• Ccopies all files that were changed since the last incremental backup
• Dcopies all files changed after the last backup and resets the archive bit

• A
  78% (40)
• B
  14% (7)
• C
  6% (3)
• D
  2% (1)

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