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多項(xiàng)選擇題

You are required to remove the default EXTPROC entry from the default listener configuration to create a listener that will listen specifically for EXTPROC calls. Which two methods can you use to remove the default EXTPROC entry from the default listener configuration? ()

A. the RMAN utility
B. the import/export utility
C. the Oracle Enterprise Manager
D. the change tracking feature
E. the Net Manager utility

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