2018下半年系統(tǒng)集成項目管理工程師上午真題試題解析：
71、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
信管網(wǎng)解析：
云存儲是將數(shù)字?jǐn)?shù)據(jù)存儲在邏輯池中的計算機(jī)數(shù)據(jù)存儲模型。物理存儲跨越多個服務(wù)器（有時在多個位置），并且物理環(huán)境通常由托管公司擁有和管理。對于云概念，云存儲服務(wù)是一種（）。
A、IAAS
B、PAAS
C、SaaS
D、DAAS
信管網(wǎng)參考答案：A
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