多项选择题

Which two RMAN commands initiate a resynchronization of the recovery catalog with the target database control file？（）

A.COPY
B.BACKUP
C.CHANGE
D.DELETE
E.CATALOG

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单项选择题

You issue these LSNRCTL commands：
LSNRCTL> SET CURRENT_LISTENER listener01 LSNRCTL> START listener02
What is the result of issuing these commands？（）

A.A listener named LISTENER is started.
B.A listener named LISTENER01 is started.
C.A listener named LISTENER02 is started.
D.The START command fails and no listener is started.

单项选择题

Examine the RMAN command： SWITCH DATAFILE ’/DISK3/user_data01.dbf’； Which command do you need to issue before you issue the above command， so that RMAN finds the file in the restored location of ’DISK2/user_data01.dbf’？（）

A.RESTORE DATAFILE ’/DISK2/user_data01.dbf’
B.RESTORE DATAFILE ’/DISK3/user_data01.dbf’
C.SET NEWNAME FOR ’/DISK3/user_data01.dbf’ TO’/DISK2/user_data01.dbf’
D.SET NEWNAME FOR ’/DISK2/user_data01.dbf’ TO’/DISK3/user_data01.dbf’

单项选择题

Which statement is true regarding Dynamic Service Registration？（）

A.Dynamic service registration requires configuration in the listener .ora file.
B.Dynamic service registration can be used only with an Oracle9/instance.
C.Dynamic service registration cannot register a local listener that does not use TCP/IP or port 1521.
D.The PMON background process automatically registers each database instance if the necessary parameters have been set in the database initialization parameter file.