Which statement about a differential backup is correct?
A) The use of differential backups is limited to backups on tape roboters.
B) To restore a differential backup, you need the last differential backup only.
C) To restore a differential backup, you need the last full backup and the last differential backup that was made since the last full backup.
D) The amount of data that needs to be backed up with each differential backup depends only on the amount of data changed since the last differential backup.

Question

Quizplus · Accepted Answer

To restore a differential backup, you need the last full backup and the last differential backup that was made since the last full backup. Differential backups contain all changes since the last full backup.

Which Statement About a Differential Backup Is Correct