Explaining characteristic of san or a nas configuration

1. Storage Area Networks (SAN) and Network Attached Storage (NAS) each provide high capacity file storage. For the following list, indicate whether the list item is more characteristic of a SAN or a NAS configuration.

a. High capacity file storage is directly attached to the network.
b. The data is accessed through a gateway server.
c. Fault tolerance is possible by wide area networking of mirrored sites.
d. Useful for distributing images of client computers.
e. Dedicated switch localizes LAN traffic to avoid performance problems when large volumes of data are being transferred.

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