Which of the following is a disadvantage of using differenti

Which of the following is a disadvantage of using differential backups?

a. Disk performance can degrade.

b. More space is required for backups.

c. Backup operations can take longer.

d. Restore operations can take longer.

Solution

b, More space is required for backups.

Why? if you perform the differential backup for many number of times, the size of the differential backup might grow larger and larger.