【单选题】You work as a database administrator for Supportcenter.cn. When you tried to connect to the database, you received the following error: ERROR: ORA-12541:TNS:no_listener You found that the listen...
A.
It would attempt to start the default listener
B.
It would start the most recently created listener.
C.
It would display an error with a message asking for the listener name to be specified.
D.
It would show you a list of listeners and prompts for the listener name that you want to start.
【单选题】You are maintaining the database of a company. The listener process, listener1, is configured for remote access. You have issued the following command: LSNRCTL>STATUS listener1 Which information w...
A.
whether the password is set in the listener or a file or not
B.
the number of client connections the service handler has refused
C.
the information will be displayed whether the instance can accept connections or not
D.
the protocol addresses on which the listener is configured to listen