An EMC Avamar customer has a backup environment consisting of three multi-node Avamar
servers. You have been asked to help them configure a new Oracle database client for backup. To
achieve acceptable performance for this new client, the customer wants to use multiple RMAN
channels. What is a consideration of this configuration?

A.
More than two RMAN channels will decrease the deduplication rate

B.
Data from each RMAN channel must be sent to a separate Avamar server

C.
A maximum of four channels per client are supported

D.
A separate set of cache files are created on the client for each channel