174. 下列何者不是雲端技術的服務層次?
(A)PaaS(Platform as a Service)
(B)IaaS(Infrastructure as a Service)
(C)SaaS(Softwa re as a Service)
(D)CaaS(Computing as a Service)。

答案：登入後查看
統計： A(2), B(4), C(4), D(17), E(0) #1020805