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单项选择题 The following databases are registered in the base recovery catalog: PROD1, PROD2, and PROD3. The database user CATOWNER owns the base recovery catalog. You want a new user VPC1 to have access to only the PROD1 database and create a virtual private catalog. Given below are some of the commands required to achieve this:   1.SQL> GRANT recovery_catalog_owner TO vpc1; 2.RMAN> CONNECT CATALOG vpc1/password@catdb;  3.RMAN> GRANT CATALOG FOR DATABASE prod1 TO vpc1; 4.RMAN> CONNECT CATALOG catowner/password@catdb;  5.RMAN> CREATE VIRTUAL CATALOG;   What is the correct sequence in which the commands have to be executed?()  

A、 1,4,5,2,3

B、 1,4,3,2,5

C、 4,5,2,3,1

D、 2,3,4,5,1

E、 1,4,2,3,5

  • B
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