During an internal IT organization planning session， it

单项选择题

During an internal IT organization planning session， it is decided that a new cluster node would Enhance the performance of a distributed corporate application. Planning details have been assigned to the administrator. System outages are limited to one weekend per month； therefore， availability will be a key issue in the planning process.
How much cluster downtime will need to be allocated for adding a new node？（）

A. None，everything can be done with the cluster active.
B. Minimal downtime will be required to import the volume groups.
C. Several hours are required for testing before final synchronization.
D. Minimal downtime will be required to connect and test the serial network.

IBM(000-237)