問題文
A customer has asked for a Purity upgrade during business hours and wants to know what the pre-upgrade check looks at and how the upgrade itself avoids an outage. Which pair states what each of those two stages does?
選択肢
- The upgrade runs while the hosts keep working, so the pre check compares the running revision and the running upgrade keeps the paths through shutdown in that specification.
- The upgrade runs while the hosts keep working, so the pre check compares the running variant and the running upgrade keeps the paths through switchover in that specification.
- The upgrade runs while the hosts keep working, so the pre check compares the running variant and the running upgrade keeps the paths through shutdown in that specification.
- The upgrade runs while the hosts keep working, so the pre check compares the running revision and the running upgrade keeps the paths through switchover in that specification.