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You work as a database administrator for Certkiller .com. Your listener process, L1,is currently listening to three databases:CertK INDB04,Certkiller DB05 and Certkiller DB06. Using Database Configuration Assistant (DBCA) you create one more database,Certkiller DB07,and enable dynamic registration. 
Which two commands of Listener Control Utility (lsnrct1) would you use to determine whether the dynamic registration occurred for the database, Certkiller DB07, with the L1 listener process?()

A . SHOW L1
B . SPAWN L1
C . STATUS L1
D . SERVICES L1
E . STATUS LISTENER
F . SERVICES LISTENER
G . SHOWcurrent_listener

现实世界中对象具有自己的状态和行为。与此相对应,面向对象技术中的对象可以具有自己的属性和()    喘振现象的发生应具备哪三个条件? These are the details about V$FLASHBACK_DATABASE_STAT: SQL> DESC v$FLASHBACK_DATABASE_STAT  Name                    Null?              Type  ------------- -------- --------------  BEGIN_TIME                               DATE  END_TIME                                 DATE  FLASHBACK_DATA                        NUMBER  DB_DATA                                  NUMBER  REDO_DATA                               NUMBER  ESTIMATED_FLASHBACK_SIZE             NUMBER  Which two statements regarding the V$FLASHBACK_DATABASE_STATview aretrue? ()  BEGIN_TIME is the time at which Flashback logging is enabled.。  END_TIME is the time at which the query is executed on the view.。  REDO_DATA is the number of bytes of redo data written during the interval.。  This view contains information about flashback data pertaining to the last 24 hours.。  FLASHBACK_DATA is the amount of flashback data generated since the database was opened.。 1987年池莉发表了《()》,被认为是新写实小说的发端之作。 Delphi应用程序中项目文件的扩展名是() 

You work as a database administrator for Certkiller .com. Your listener process, L1,is currently listening to three databases:CertK INDB04,Certkiller DB05 and Certkiller DB06. Using Database Configuration Assistant (DBCA) you create one more database,Certkiller DB07,and enable dynamic registration. 
Which two commands of Listener Control Utility (lsnrct1) would you use to determine whether the dynamic registration occurred for the database, Certkiller DB07, with the L1 listener process?()

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