单选题Which statement is true about Oracle Net Listener?（）A It acts as the listening endpoint for the Oracle database instance for all local and non-local user connections.B A single listener can service only one database instance and multiple remote client

题目
单选题
Which statement is true about Oracle Net Listener?（）
A

It acts as the listening endpoint for the Oracle database instance for all local and non-local user connections.

B

A single listener can service only one database instance and multiple remote client connections.

C

Service registration with the listener is performed by the process monitor (PMON) process of each database instance.

D

The listener.ora configuration file must be configured with one or more listening protocol addresses to allow remote users to connect to a database instance.

相似考题

1.Your database instance is running.You are not able to access Oracle Enterprise Manager Database Control because the listener is not started.Which tool or utility would you use to start the listener?()A. Oracle Net ManagerB. Listener Control utilityC. Database Configuration AssistantD. Oracle Net Configuration Assistant

2.Which statement is true regarding Dynamic Service Registration？（）A、Dynamic service registration requires configuration in the listener .ora file.B、Dynamic service registration can be used only with an Oracle9/instance.C、Dynamic service registration cannot register a local listener that does not use TCP/IP or port 1521.D、The PMON background process automatically registers each database instance if the necessary parameters have been set in the database initialization parameter file.

3.You work as a database administrator for Supportcenter.cn. You are working on Oracle Database 10g. To forward client connections to an instance， the listener must know information such as the name of the instance and where the instance’s ORACLE_HOME is located. How does the listener get this information？（）A、It gets it from the parameter file.B、The listener prompts for details on startup.C、The listener gathers information from the control file.D、The instance automatically registers with the default listener.E、The listener gets this information through thelistener.orafile.

4.Which statement is true about Oracle Net Listener?()A. It acts as the listening endpoint for the Oracle database instance for all local and non-local user connections.B. A single listener can service only one database instance and multiple remote client connections.C. Service registration with the listener is performed by the process monitor (PMON) process of each database instance.D. The listener.ora configuration file must be configured with one or more listening protocol addresses to allow remote users to connect to a database instance.

更多“单选题Which statement is true about Oracle Net Listener?（）A It acts as the listening endpoint for the Oracle database instance for all local and non-local user connections.B A single listener can service only one database instance and multiple remote client ”相关问题

  • 第1题：

    Which  statements are true regarding listeners（）

    • A、Listeners use only the TCP/IP protocol.
    • B、Multiple listener processes can run simultaneously on a host.
    • C、Multiple database instances can be registered with a single listener.
    • D、The listener-related errors can be traced only at the administrative level.
    • E、Only one database instance can be registered with a single listener at any time

    正确答案:B,C

  • 第2题：

    The listener uses dynamic information about the database and instance it has received through service registration before using information statically configured. Some services such as heterogeneous services and external procedures require the use of information statically configured within listener.ora. In order to support this， which tool could be used to configure the listener statically？（）

    • A、Oracle Net Manager
    • B、Listener Control Utility
    • C、Oracle Net Control Utility
    • D、Oracle Net Configuration Assistant

    正确答案:A

  • 第3题：

    Which statement is true regarding Oracle Shared Server architecture？（）

    • A、A dispatcher can support multiple client connects concurrently while a shared server process can be dedicated to only one dispatcher. 
    • B、Under the Oracle Shared Server architecture, client-user processes connect to shared user processes.
    • C、Each dispatcher has its own request queue, which is monitored every three seconds by the dispatcher. 
    • D、Oracle Shared Server required Oracle Net Service even if the client and shared server processes reside on the same machine.

    正确答案:D

  • 第4题：

    You plan to use static database registration for a new listener when you create it. What could be the two reasons for this？（）

    • A、More than one database is to be registered with the listener.
    • B、The users will connect the database by using the host naming method.
    • C、The Oracle Enterprise Manager is to be used to monitor an Oracle9i database.
    • D、The database that is to be registered with the listener is configured in shared server mode.
    • E、The listener is not configured on the default port of 1521 and the instance is not configured to register with a nondefault port.

    正确答案:C,E

  • 第5题：

    Oracle Grid Infrastructure for a stand-alone server is installed on your production host before installing the Oracle Database server. The database and listener are configured by using Oracle Restart. Examine the following command and its output: $ crsctl config has CRS-4622: Oracle High Availability Services auto start is enabled. What does this imply?（）

    • A、When you start an instance on a high with SQL *Plus dependent listeners and ASM disk groups are automatically started.
    • B、When a database instance is started by using the SRVCTL utility and listener startup fails, the instance is still started.
    • C、When a database is created by using SQL* Plus, it is automatically added to the Oracle Restart configuration.
    • D、When you create a database service by modifying the SERVICE_NAMES initialization parameter, it is automatically added to the Oracle Restart configuration.

    正确答案:A

  • 第6题：

    Which statement is true regarding remote archive log file destinations？（）

    • A、Only two destinations per remote database can be specified.
    • B、Destination is an Oracle Net alias specified by using the SERVICE keyword.
    • C、The REOPEN attribute must be used when using remote archive log file destinations.
    • D、The service name is resolved by searching sqlnet.ora file for the remote database name.

    正确答案:B

  • 第7题：

    单选题
    Which statement is true about Oracle Net Listener?（）
    A

    It acts as the listening endpoint for the Oracle database instance for all local and non-local user connections.

    B

    A single listener can service only one database instance and multiple remote client connections.

    C

    Service registration with the listener is performed by the process monitor (PMON) process of each database instance.

    D

    The listener.ora configuration file must be configured with one or more listening protocol addresses to allow remote users to connect to a database instance.


    正确答案： C
    解析： 暂无解析

  • 第8题：

    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 will NOT be displayed when you issue the above command？（）
    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


    正确答案： B
    解析： 暂无解析

  • 第9题：

    多选题
    Which two statements are true regarding hot patching? （）
    A

    It requires relinking of the Oracle binary.

    B

    It does not require database instance shutdown.

    C

    It can detect conflicts between two online patches.

    D

    It is available for installing all patches on all platforms.

    E

    It works only in a single database instance environment.


    正确答案： C,D
    解析： 暂无解析

  • 第10题：

    单选题
    Which statement is true regarding Oracle Shared Server architecture？（）
    A

    A dispatcher can support multiple client connects concurrently while a shared server process can be dedicated to only one dispatcher. 

    B

    Under the Oracle Shared Server architecture, client-user processes connect to shared user processes.

    C

    Each dispatcher has its own request queue, which is monitored every three seconds by the dispatcher. 

    D

    Oracle Shared Server required Oracle Net Service even if the client and shared server processes reside on the same machine.


    正确答案： B
    解析： 暂无解析

  • 第11题：

    单选题
    Which statement is true regarding Dynamic Service Registration？（）
    A

    Dynamic service registration requires configuration in the listener .ora file.

    B

    Dynamic service registration can be used only with an Oracle9/instance.

    C

    Dynamic service registration cannot register a local listener that does not use TCP/IP or port 1521.

    D

    The PMON background process automatically registers each database instance if the necessary parameters have been set in the database initialization parameter file.


    正确答案： A
    解析： 暂无解析

  • 第12题：

    单选题
    our database instance is running. You are not able to access Oracle Enterprise Manager Database Control because the listener is not started.Which tool or utility would you use to start the listener?（）
    A

    Oracle Net Manager

    B

    Listener Control utility

    C

    Database Configuration Assistant

    D

    Oracle Net Configuration Assistant


    正确答案： A
    解析： 暂无解析

  • 第13题：

    our database instance is running. You are not able to access Oracle Enterprise Manager Database Control because the listener is not started.Which tool or utility would you use to start the listener?（）

    • A、Oracle Net Manager
    • B、Listener Control utility
    • C、Database Configuration Assistant
    • D、Oracle Net Configuration Assistant

    正确答案:B

  • 第14题：

    Which two statements are true regarding hot patching？（）

    • A、 It requires relinking of the Oracle binary.
    • B、 It does not require database instance shutdown.
    • C、 It can detect conflicts between two online patches.
    • D、 It is available for installing all patches on all platforms. 
    • E、 It works only in a single database instance environment.

    正确答案:B,C

  • 第15题：

    A user wants to connect to the database instance from an application that is running on a remote machine. Which tools should the DBA use to establish the required configuration to ensure that the user is able to connect to the database instance？（）

    • A、Data Pump
    • B、Oracle Net Manager
    • C、Oracle Enterprise Manager
    • D、Oracle Universal Installer （OUI）
    • E、Database Configuration Assistant （DBCA）

    正确答案:B,C

  • 第16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 will NOT be displayed when you issue the above command？（） 

    • 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

    正确答案:B

  • 第17题：

    Which two statements are true regarding listeners（）

    • A、Listeners use only the TCP/IP protocol.
    • B、Multiple listener processes can run simultaneously on a host.
    • C、Multiple database instances can be registered with a single listener.
    • D、The listener-related errors can be traced only at the administrative level.
    • E、Only one database instance can be registered with a single listener at any time.

    正确答案:B,C

  • 第18题：

    多选题
    Which  statements are true regarding listeners（）
    A

    Listeners use only the TCP/IP protocol.

    B

    Multiple listener processes can run simultaneously on a host.

    C

    Multiple database instances can be registered with a single listener.

    D

    The listener-related errors can be traced only at the administrative level.

    E

    Only one database instance can be registered with a single listener at any time


    正确答案： B,C
    解析： 暂无解析

  • 第19题：

    单选题
    Your database instance is running. You are not able to access Oracle Enterprise Manager Database Control because the listener is not started.  Which tool or utility would you use to start the listener？（）
    A

     Oracle Net Manager

    B

     Listener Control utility

    C

     Database Configuration Assistant

    D

     Oracle Net Configuration Assistant


    正确答案： D
    解析： 暂无解析

  • 第20题：

    单选题
    Which Oracle background process is responsible for providing information about the instance name associated with the service handlers and services to the listener？（）
    A

    PMON

    B

    SMON

    C

    LGWR

    D

    CKRT


    正确答案： C
    解析： 暂无解析

  • 第21题：

    多选题
    You work as a database administrator for Certkiller .com. You are working on Oracle Database 10g. To forward client connections to an instance， the listener must know information such as the name of the instance and where the instance’s ORACLE_HOME is located. How does the listener get this information？（）
    A

    It gets it from the parameter file.

    B

    The listener prompts for details on startup.

    C

    The listener gathers information from the control file.

    D

    The instance automatically registers with the default listener.

    E

    The listener gets this information through thelistener.orafile.


    正确答案： C,E
    解析： 暂无解析

  • 第22题：

    多选题
    You connected to the database using the following connection string： CONNECT hr/hr@test.us.oracle.com：1521/mydb  Which three statements are correct regarding the connection string？（）
    A

    mydb is a service name.

    B

    test.us.oracle.com is a database name.

    C

    1521 is the listener port number.

    D

    mydb is a host name.

    E

    test.us.oracle.com is a net service name.

    F

    hr is a username.

    G

    test.us.oracle.com is an instance name.


    正确答案： G,D
    解析： 暂无解析

  • 第23题：

    多选题
    Which two statements are true regarding listeners（）
    A

    Listeners use only the TCP/IP protocol.

    B

    Multiple listener processes can run simultaneously on a host.

    C

    Multiple database instances can be registered with a single listener.

    D

    The listener-related errors can be traced only at the administrative level.

    E

    Only one database instance can be registered with a single listener at any time.


    正确答案： A,B
    解析： 暂无解析

  • 第24题：

    单选题
    Oracle Grid Infrastructure for a stand-alone server is installed on your production host before installing the Oracle Database server. The database and listener are configured by using Oracle Restart. Examine the following command and its output: $ crsctl config has CRS-4622: Oracle High Availability Services auto start is enabled. What does this imply?（）
    A

    When you start an instance on a high with SQL *Plus dependent listeners and ASM disk groups are automatically started.

    B

    When a database instance is started by using the SRVCTL utility and listener startup fails, the instance is still started.

    C

    When a database is created by using SQL* Plus, it is automatically added to the Oracle Restart configuration.

    D

    When you create a database service by modifying the SERVICE_NAMES initialization parameter, it is automatically added to the Oracle Restart configuration.


    正确答案： C
    解析： 暂无解析

相关内容