單項(xiàng)選擇題

Your database is open and the LISTENER listener is running. The new DBA of the system stops thelistener by using the command：
LSNRCTL> STOP
What happens to the sessions that are presently connected to the database instance（）

A.The sessions are able to perform only queries.
B.The sessions are not affected and continue to function normally.
C.The sessions are terminated and the active transactions are rolled back.
D.The sessions are not allowed to perform any operations till the listener is started.

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單項(xiàng)選擇題

What could be the reason for this（）

A.The listener is not running on the database node.
B.The TNS_ADMIN environmental variable is set to a wrong value.
C.The orcl.oracle.com database service is not registered with the listener.
D.The DEFAULT_DOMAIN parameter is set to a wrong value in the sqlnet.ora file.

單項(xiàng)選擇題

Which naming method uses the tnsnames.ora file to store the connect descriptor used by the client
while connecting to the database instance from a remote machine（）

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

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Your database is open and the LISTENER listener is running. The new DBA of the system stops thelistener by using the command： LSNRCTL> STOP What happens to the sessions that are presently connected to the database instance（）

你可能感興趣的試題

What could be the reason for this（）

Which naming method uses the tnsnames.ora file to store the connect descriptor used by the client while connecting to the database instance from a remote machine（）

Your database is open and the LISTENER listener is running. The new DBA of the system stops thelistener by using the command：
LSNRCTL> STOP
What happens to the sessions that are presently connected to the database instance（）

Which naming method uses the tnsnames.ora file to store the connect descriptor used by the client
while connecting to the database instance from a remote machine（）