单项选择题
A.Audit the data
B.Delete the data
C.Back up the data
D.Archive the data
单项选择题 Whichofthefollowingconceptsisdescribedasmultiple（多重）logical（逻辑）subnets（子网）traversingthesamephysicalnetwork（物理网络）？（）
单项选择题 AcompanyutilizestheGFSbackupstandard.Whichofthefollowingdescribes（解释，翻译，描述）thisbackupmethod（方法，方式）？（）
单项选择题 Acompanywantstoexpandtheirstoragecapacityinaflexiblemannerovertheirexistingnetwork.Whichofthefollowingstoragesolutionswouldtheyconsider？（）