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單項選擇題

The three tasks shown have been completed in order to configure a naming method： Task 1： Installed on server and client： Oracle Net Services， TCP/IP， TCP/IP protocol adaptor Task 2： Started default listener on port 1521 Task 3： Added global database name to the listener.ora file.
Which naming method was configured？（）

A.host naming method
B.local naming method
C.directory naming method
D.external naming method

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單項選擇題

The database is being restored from a closed backup. The data files， control files， password file， and parameter file are available， but the online redo logs are not. Because the online redo logs are not available， you must simulate recovery and alter the database open with the reset logs option so the online redo logs are created while the database opens. Which type of recover is used in this situation？（）

A.until SCN
B.until time
C.until cancel
D.using backup control file

單項選擇題

Which of the following environment variables specifies a non-default location for the listener configuration file？（）

A.LSN_ADMIN
B.TNS_ADMIN
C.ADMIN_TNS
D.TSN_ADMIN