單項選擇題

Which statement is true about Oracle Net Listener?（）

A. It acts as the listening endpoint for the Oracle database instance for all local and non-local user connections.
B. A single listener can service only one database instance and multiple remote client connections.
C. Service registration with the listener is performed by the process monitor (PMON) process of each database instance.
D. The listener.ora configuration file must be configured with one or more listening protocol addresses to allow remote users to connect to a database instance.

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多項選擇題

Which two statements are true about the use of the procedures listed in the vsysaux_occupants.move_procedure column?（）

A. The procedure may be used for some components to relocate component data to the SYSAUX tablespace from its current tablespace.
B. The procedure may be used for some components to relocate component data from the SYSAUX tablespace to another tablespace.
C. All the components may be moved into SYSAUX tablespace.
D. All the components may be moved from the SYSAUX tablespace.

多項選擇題

Examine the following commands for redefining a table with Virtual Private Database (VPD) policies:

Which two statements are true about redefining the table?（）

A. All the triggers for the table are disabled without changing any of the column names or column types in the table.
B. The primary key constraint on the EMPLOYEES table is disabled during redefinition.
C. VPD policies are copied from the original table to the new table during online redefinition.
D. You must copy the VPD policies manually from the original table to the new table during online redefinition.

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Which statement is true about Oracle Net Listener?（）

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Which two statements are true about the use of the procedures listed in the vsysaux_occupants.move_procedure column?（）

Examine the following commands for redefining a table with Virtual Private Database (VPD) policies: Which two statements are true about redefining the table?（）

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Examine the following commands for redefining a table with Virtual Private Database (VPD) policies:

Which two statements are true about redefining the table?（）