A(n) ______ backup copies only the files that have changed since the last full backup.
A) differential
B) archival
C) selective
D) partial

Question

Quizplus · Accepted Answer

A differential backup copies all the data that has changed since the last full backup, making it quicker to restore than if incremental backups were used, as it only requires the last full backup and the last differential backup.

A(n) ______ Backup Copies Only the Files That Have Changed