试题详情
- 单项选择题 A customer needs to achieve a very aggressive RTO of 30 minutes or less. A critical requirement is a continuous availability and disaster recovery solution for the mainframe environment. What IBM solution should be recommended to this customer?（）
A、Metro Mirror
B、Metro/Global Mirror
C、Geographically Dispersed Open Servers (GDOS)
D、Geographically Dispersed ParallelSysplex (GDPS)
- D
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