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試卷年份2018年下半年
試題題型【單選題】
試題內(nèi)容

Cloud storage is a model of computer of computer data storage in which the digital data is stored in logical pools. The physical storage spans multiple servers (somentimes in multiple locations), and the physical environment is typically owned and managed by a hosting company. As for the cloud concepet, the cloud storage service is one kind of ().
A、IaaS
B、PaaS
C、SaaS
D、DaaS

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