• 2022-06-09
    下面选项中,可作为<listener>元素子元素的是( )
    A: <listener-name>
    B: <listener-url>
    C: <class-listener>
    D: <listener-class>
  • D

    内容

    • 0

      Anyone who knows just the host name and the listener name can have full control over the listener. They can stop the listener and also obtain detailed information about the listener, database, and the configuration of the application. How would you avoid this scenario?() A: lock the listener B: hide the listener C: create multiple listeners D: run listener on a remote client E: set a password for the listener F: store listener.ora in a non-default locatio

    • 1

      Anyone who knows just the host name and the listener name can have full control over the listener. They can stop the listener and also obtain detailed information about the listener, database, and the configuration of the application. How would you avoid this scenario?() A: lock the listener B: hide the listener C: create multiple listeners D: run listener on a remote client E: set a password for the listener F: store listener.ora in a non-default location

    • 2

      在web.xml文件中配置监听器需要的标签有()。 A: <listener> B: <listener-name> C: <listener-value> D: <listener-class>

    • 3

      通常我们使用( )方法来为一个部件注册事件监听器。 A: add×××Listener B: ×××Listener C: Listener××× D: ×××Listeneradd

    • 4

      You issue these LSNRCTL commands:  LSNRCTL> SET CURRENT_LISTENER listener01 LSNRCTL> START listener02  What is the result of issuing these commands?() A: A listener named LISTENER is started. B: A listener named LISTENER01 is started. C: A listener named LISTENER02 is started. D: The START command fails and no listener is started.