A Raw Device Mapping (RDM) is a special file in a VMFS volume that acts as a _______ for a raw device.

A.
firewall

B.
proxy

C.
server

D.
gateway

Explanation:

A Raw Device Mapping (RDM) is a special file in a VMFS volume that acts as a proxy for a raw device. The RDM provides some of the advantages of a virtual disk in the VMFS file system while keeping some advantages of direct access to physical devices.