You are managing an Oracle Database 11g instance.You want to create a duplicate database for testing purpose. What are the prerequisites for performing the active database duplication?（）<br>A:The source database backup must be copied over the net for test database.<br>B:The source database must be run in ARCHIVELOG mode if the database is open.<br>C:The source database must be shut down cleanly if the database is in mounted state.<br>D:A net service name should be set up and a listener configured with the target as well as the source database.

You are managing an Oracle Database 11g instance.You want to create a duplicate database for testing purpose. What are the prerequisites for performing the active database duplication?（）
A:The source database backup must be copied over the net for test database.
B:The source database must be run in ARCHIVELOG mode if the database is open.
C:The source database must be shut down cleanly if the database is in mounted state.
D:A net service name should be set up and a listener configured with the target as well as the source database.

出自：Oracle认证

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