cloudstorageisamodelofcomputerofcomputerdatastorageinwhichthedigitaldataisstoredinlogicalpools.Thephysicalstoragespansmultipleservers(somentimesinmultiplelocations),andthephysicalenvironmentistypicallyownedandmanagedbyahostingcompany.Asforthecloudconcepet,thecloudstorageserviceisonekindof().
A.laaS
B.PaaS
C.SaaS
D.DaaS
正确答案是A