Cloud Disk is a block storage product provided by Alibaba Cloud (especially for ECS). It features low latency and high reliability. Which of the following statements is true for Cloud Disk?
A.
A Cloud Disk can be attached to an instance in a different region than the Cloud Disk.
B.
Cloud Disk can be attached between ECS instances under the same account and in the same zone.
C.
Cloud Disk cannot be attached or detached between ECS instances.
D.
Cloud Disk can be used directly without formatting.
Alibaba Cloud Cloud Disks are zone-specific and can only be attached or detached between ECS instances within the same zone and under the same account. This restriction ensures low-latency access and high data availability within the specific zone. Before use, Cloud Disks must be formatted and mounted on an instance.
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