（269）Examine the following set of RMAN commands:

RMAN> CONFIGURE CHANNEL dc1 DEVICE TYPE DISK FORMAT '/u02 /backup/ %U';

RMAN> RUN

(

ALLOCATE CHANNEL Chi DEVICE TYPE DISK;

EXECUTE SCRIPT full_backup;

)

Which statement is true when the RMAN RUN block Is executed?

A. The execution of the script fails because multiple channels cannot coexist.

B. The script is executed and both the channels are used for the script execution.

C. The new channel, CHI, is Ignored because a channel has been configured already.

D. ration parameter DCI is overridden because a new channel is allocated in RMAN RUN block.

答案：（D）

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Oracle 11G OCP 1Z0-053 269