单选题A customer has an IBM System Storage Enterprise Storage Server and several EMC CX3 systems installed in a data center， attached to IBM System p servers. As a step toward data consolidation， they intend to put all data on a new DS8700. What would be th
题目
单选题
A customer has an IBM System Storage Enterprise Storage Server and several EMC CX3 systems installed in a data center， attached to IBM System p servers. As a step toward data consolidation， they intend to put all data on a new DS8700. What would be the most important data migration factors to consider（）
A
sector size and the amount of production data
B
existing RAID levels and the disk drive speed
C
sector size and existing RAID levels
D
amount of production data and the disk drive speed