Which of the following plans must be implemented to revert back to the most recent version of the firmware?

exams 220-1002 220-1002 exam 0 Comments

During the firmware upgrade of a web server, a power outage occurred. The outage caused a failure within the upgrade.

Which of the following plans must be implemented to revert back to the most recent version of the firmware?
A . Backout plan
B . Contingency plan
C . Alternative plan
D . Backup plan

Answer: D