Oracle OCA 1Z0-042 第73题疑问

Oracle OCA 1Z0-042 第73题疑问

QUESTION NO:73
You work as a database  administrator for TestKing.com. Your listener process,L1 is currently listening to three databases: TESTKINGDB04,TESTKINGDB05,TESTKINGDB06. Using DBCA you create one more databases, TESTKINGDB07, and enable dynamic registration.
which two commands of lsbnrctl would you use to determine whether the dynamic registration occurred for the database , TESTKINGDB07, with the L1 listener process? Choose two
A SHOW L1
B SPAWN L1
C STATUS L1
D SERVICES L1
E STATUS LISTENER
F SERVICES LISTENER
G SHOW current_listener

Answer:C ,E  错误 C,D

 

Explanation:
lsnrctl status lsnrctl status
You can use the   command to display the uptime duration of the default listener. The  
command displays information about a listener, including the listener's status, configuration settings, and whether or not the
lsnrctl status
listener was dynamically registered. The syntax of the   command is: 
 
lsnrctl status [ ]
listenername
 
 
 
listenername listenername
If a   is specified then the status of the specified listener is displayed. However, if no   is
LISTENER
specified, the status and configuration of the default listener,  , is displayed. 
 
lsnrctl stop
The   command is used to stop the default listener. 
 
lsnrctl start
The   command is used to start the default listener. 
 
lsnrctl services
The   command is used to view detailed information regarding the different databases, instances, and
dispatchers to which the listener forwards client requests. It also provides information on whether or not the listener was
dynamically registered.