Which backup method only copies files that have been recently added or changed and also leaves the archive bit unchanged?
Correct Answer: D
Explanation/Reference:
Explanation:
The Differential backup method backs up the files that have been modified since the last full backup. The differential process does not change the archive bit value.
Incorrect Answers:
A: During a full backup all data are backed up and saved to some type of storage media, and the archive bit is cleared.
B: The Incremental backup method backs up all the files that have changed since the last full or incremental backup and sets the archive bit to 0.
C: There is no backup method named fast backup method.
References:
Harris, Shon, All In One CISSP Exam Guide, 6th Edition, McGraw-Hill, New York, 2013, p. 936