单选题A System p administrator needs to upgrade a system from AIX 5.2 to AIX 5.3. Which of the following installation methods would minimize downtime（）A Migration installationB Partition MobilityC alt_disk_installD update_all smit fastpath and reboot during
题目
单选题
A System p administrator needs to upgrade a system from AIX 5.2 to AIX 5.3. Which of the following installation methods would minimize downtime（）
A
Migration installation
B
Partition Mobility
C
alt_disk_install
D
update_all smit fastpath and reboot during the next scheduled outage