多选题For which three events can web application event listeners be registered？ （）Awhen a session is createdBafter a servlet is destroyedCwhen a session has timed outDwhen a cookie has been createdEwhen a servlet has forwarded a requestFwhen a session attrib

题目

多选题For which three events can web application event listeners be registered？ （）Awhen a session is createdBafter a servlet is destroyedCwhen a session has timed outDwhen a cookie has been createdEwhen a servlet has forwarded a requestFwhen a session attribute value is changed

相似考题

1.Which two options best describe the purpose of session ID and cookie field in a L2TPv3 packet？（）A、The session ID is a 32-bit locally significant field used to identify the call on the destination or egresstunnel endport. The session ID will be negotiated by the control connection or statically defined if usingthe L2TP v3 data plane onlyB、The cookie is a variable length（with a maximum of eight bytes），word-aligned optional field. The controlconnection can negotiate this as an additional level of guarantee beyond the regular session ID lookupto make sure that a data message has been directed to the correct session or that any recently reusedsession ID will not be misdirectedC、The cookie is a 32-bit locally significant field used to identify the call on the destination or egress tunnelendpoint. The cookie will be negotiated by the control connection or statically defined if using theL2TPv3 data plane onlyD、The session ID is a variable length（with a maximum of eight bytes），word-aligned optional field the control connection can negotiate this as an additional level of guarantee beyond the regular cookielookup to make sure that a data message has been directed to the correct session or that any recentlyreused cookie will not be misdirected.

2.Given an Http Session session. A Servlet Request request. And a Servlet Context context. Which retrieves a URL to /WEB INF/ my config.xml within a web application？（）A、 session.get Resource （“/WEB-INF/myconfig.xml”）B、 request.get Resource （“/WEB-INF/myconfig.xml”）C、 context.get Resource （“/WEB-INF/myconfig.xml”）D、 get Class （）.get Resource （“/WEB-INF/myconfig.xml”）

3. Your web application uses a simple architecture in which servlets handle requests and then forward to aJSP using a request dispatcher. You need to pass information calculated by the servlet to the JSP；furthermore， that JSP uses a custom tag and must also process this information. This information mustNOT be accessible to any other servlet， JSP or session in the webapp. How can you accomplish this goal？（）A、Store the data in a public instance variable in the servlet.B、Add an attribute to the request object before using the request dispatcher.C、Add an attribute to the context object before using the request dispatcher.D、This CANNOT be done as the tag handler has no means to extract this data.

4. A developer has created a web application that includes a servlet for each use case in the application.These servlets have become rather difficult to maintain because the request processing methods havebecome very large. There is also common processing code in many servlets because these use cases arevery similar. Which two design patterns can be used together to refactor and simplify this web application？（）A、ProxyB、View HelperC、Front ControllerD、Session FacadeE、Business DelegateF、Model-View-Controller

更多“多选题For which three events can web application event listeners be registered？ （）Awhen a session is createdBafter a servlet is destroyedCwhen a session has timed outDwhen a cookie has been createdEwhen a servlet has forwarded a requestFwhen a session attrib”相关问题

  • 第1题：

    A developer is designing a web application that must verify for each request： The originating request is froma trusted network. The client has a valid session.The client has been authenticated. Which design pattern provides a solution in this situation？（）

    • A、Transfer Object
    • B、Session Facade
    • C、Intercepting Filter
    • D、Template Method
    • E、Model-View-Controller

    正确答案:C

  • 第2题：

    Which three are described in the standard web application deployment descriptor？（）  

    • A、 session configuration
    • B、 MIME type mappings
    • C、 context root for the application
    • D、 servlet instance pool configuration
    • E、 web container default port bindings
    • F、 ServletContext initialization parameters

    正确答案:A,B,F

  • 第3题：

    Which three are described in the standard web application deployment descriptor？（）

    • A、session configuration
    • B、MIME type mappings
    • C、context root for the application
    • D、servlet instance pool configuration
    • E、web container default port bindings
    • F、Servlet Context initialization parameters

    正确答案:A,B,F

  • 第4题：

    What is the BGP synchronization rule？（）

    • A、Routing information received through an IBGP session is not forwarded to another IBGP neighbor， onlyto EBGP neighbors
    • B、Routing information received through an EBGP session is not forwarded to another EBGP neighbor，only to IBGP neighbors
    • C、BGP neighbor peerings are established and sychronized using the TCP 3-way handshake
    • D、BGP shall not advertise a route until that route has been learned via an IGP also

    正确答案:D

  • 第5题：

    For which three events can web application event listeners be registered？（）

    • A、When a session is created
    • B、After a servlet is destroyed
    • C、When a session has timed out
    • D、When a cookie has been created
    • E、When a servlet has forwarded a request
    • F、When a session attribute value is changed

    正确答案:A,C,F

  • 第6题：

    A Company.com developer has created a web application that includes a servlet for each use case in the application. These servlets have become rather difficult to maintain because the request processing methods have become very large. There is also common processing code in many servlets because these use cases are very similar.  Which two design patterns can be used together to refactor and simplify this web application？ （）

    • A、 Proxy
    • B、 View Helper
    • C、 Front Controller
    • D、 Session Façade
    • E、 Business Delegate
    • F、 Model-View-Controller

    正确答案:C,F

  • 第7题：

    A customer has a critical, performance-sensitive web application that connects to a multinode  Oracle RAC database. Which feature of WebLogic can provide significant performance benefit?（）

    • A、The Web Session Affinity feature of Active GridLink for RAC
    • B、WebLogic Clustering  
    • C、The Transaction Affinity feature of Active GridLink for RAC
    • D、Coherence*Web Session Replication

    正确答案:C

  • 第8题：

    多选题
    The session of user SCOTT receives the following error after executing an UPDATE command on the EMPtable： ERROR at line 1： ORA-00060： deadlock detected while waiting for resource On investigation， you find that a session opened byuser JIM has a transaction that caused the deadlock.  Which two statements are true regarding the session ofSCOTT in this scenario（）
    A

    The session is terminated after receiving the error and JIM can continue with his transaction.

    B

    SCOTT should perform a COMMIT or ROLLBACK to allow JIM to continue with his transaction.

    C

    The session is rolled back after receiving the error and JIM can continue with his transaction.

    D

    SCOTT has to reexecute the last command in the transaction after he commits the transaction.


    正确答案： B,C
    解析： 暂无解析

  • 第9题：

    单选题
    Which interface must a class implement to be informed of a session creation event？（）
    A

     javax.servlet.http.HttpSessionListener

    B

     javax.servlet.http.HttpSessionBindingListener

    C

     javax.servlet.http.HttpSessionCreationListener

    D

     javax.servlet.http.HttpSessionActivationListener


    正确答案： D
    解析： 暂无解析

  • 第10题：

    多选题
    Your web application uses a simple architecture in which servlets handle requests and then forward to aJSP using a request dispatcher. You need to pass information calculated in the servlet to the JSP for view generation.This information must NOT be accessible to any other servlet，JSP or session in the webapp. Which two techniques can you use to accomplish this goal？（）
    A

    Add attributes to the session object.

    B

    Add attributes on the request object.

    C

    Add parameters to the request object.

    D

    Use the pageContext object to add request attributes.

    E

    Add parameters to the JSP’s URL when generating the request dispatcher.


    正确答案： E,A
    解析： 暂无解析

  • 第11题：

    单选题
    A developer is designing a web application that must verify for each request： The originating request is froma trusted network. The client has a valid session.The client has been authenticated. Which design pattern provides a solution in this situation？（）
    A

    Transfer Object

    B

    Session Facade

    C

    Intercepting Filter

    D

    Template Method

    E

    Model-View-Controller


    正确答案： C
    解析： 暂无解析

  • 第12题：

    单选题
    A customer has a critical, performance-sensitive web application that connects to a multinode  Oracle RAC database. Which feature of WebLogic can provide significant performance benefit?（）
    A

    The Web Session Affinity feature of Active GridLink for RAC

    B

    WebLogic Clustering  

    C

    The Transaction Affinity feature of Active GridLink for RAC

    D

    Coherence*Web Session Replication


    正确答案： C
    解析： 暂无解析

  • 第13题：

    Which interface must a class implement to be informed of a session creation event？（）

    • A、 javax.servlet.http.HttpSessionListener
    • B、 javax.servlet.http.HttpSessionBindingListener
    • C、 javax.servlet.http.HttpSessionCreationListener
    • D、 javax.servlet.http.HttpSessionActivationListener

    正确答案:A

  • 第14题：

    能够实现Session功能的方法有（）

    • A、Cookies
    • B、隐藏的表单域
    • C、Servlet提供的session类
    • D、使用Web-Server的application对象

    正确答案:A,B,C

  • 第15题：

    关于Servlet／JSP的Session ID，（）是正确。

    • A、预设使用Cookie来储存Session ID
    • B、Cookie的名称是JSESSION ID
    • C、在禁用Cookie时，可以使用URL重写来发送Session ID
    • D、必须自行呼叫HttpSession的getId（）方可产生

    正确答案:A,C

  • 第16题：

    Which interface must a session attribute implement if it needs to be notified when a web container persistsa session？（）

    • A、javax.servlet.http.HttpSessionListener
    • B、javax.servlet.http.HttpSessionBindingListener
    • C、javax.servlet.http.HttpSessionAttributeListener
    • D、javax.servlet.http.HttpSessionActivationListener

    正确答案:D

  • 第17题：

    Your web application uses a simple architecture in which servlets handle requests and then forward to aJSP using a request dispatcher. You need to pass information calculated in the servlet to the JSP for view generation.This information must NOT be accessible to any other servlet，JSP or session in the webapp. Which two techniques can you use to accomplish this goal？（）

    • A、Add attributes to the session object.
    • B、Add attributes on the request object.
    • C、Add parameters to the request object.
    • D、Use the pageContext object to add request attributes.
    • E、Add parameters to the JSP’s URL when generating the request dispatcher.

    正确答案:B,E

  • 第18题：

    You execute the following piece of code with appropriate privileges: User SCOTT has been granted theCREATE SESSION privilege and the MGR role.Which two statements are true when a session logged in as SCOTT queries the SAL column in the viewand the table?（）

    • A、Data is redacted for the EMP.SAL column only if the SCOTT session does not have the MGR role set.
    • B、Data is redacted for EMP.SAL column only if the SCOTT session has the MGR role set.
    • C、Data is never redacted for the EMP_V.SAL column.
    • D、Data is redacted for the EMP_V.SAL column only if the SCOTT session has the MGR role set.
    • E、Data is redacted for the EMP_V.SAL column only if the SCOTT session does not have the MGR role set.

    正确答案:A,C

  • 第19题：

    A customer has a critical, performance-sensitive web application that connects to a multimode  Oracle RAC database. Which feature of WebLogic can provide signification benefit?（）

    • A、The Web Session Affinity feature of Active GridLink for RAC
    • B、WebLogic Clustering
    • C、The Transaction Affinity feature of Active GridLink for RAC
    • D、Coherence*Web Session Replication

    正确答案:C

  • 第20题：

    多选题
    You execute the following piece of code with appropriate privileges: User SCOTT has been granted theCREATE SESSION privilege and the MGR role.Which two statements are true when a session logged in as SCOTT queries the SAL column in the viewand the table?（）
    A

    Data is redacted for the EMP.SAL column only if the SCOTT session does not have the MGR role set.

    B

    Data is redacted for EMP.SAL column only if the SCOTT session has the MGR role set.

    C

    Data is never redacted for the EMP_V.SAL column.

    D

    Data is redacted for the EMP_V.SAL column only if the SCOTT session has the MGR role set.

    E

    Data is redacted for the EMP_V.SAL column only if the SCOTT session does not have the MGR role set.


    正确答案： E,A
    解析： 暂无解析

  • 第21题：

    多选题
    For which three events can web application event listeners be registered？ （）
    A

    when a session is created

    B

    after a servlet is destroyed

    C

    when a session has timed out

    D

    when a cookie has been created

    E

    when a servlet has forwarded a request

    F

    when a session attribute value is changed


    正确答案： C,D
    解析： 暂无解析

  • 第22题：

    多选题
    关于Servlet／JSP的Session ID，（）是正确。
    A

    预设使用Cookie来储存Session ID

    B

    Cookie的名称是JSESSION ID

    C

    在禁用Cookie时，可以使用URL重写来发送Session ID

    D

    必须自行呼叫HttpSession的getId（）方可产生


    正确答案： D,B
    解析： 暂无解析

  • 第23题：

    单选题
    Which interface must a session attribute implement if it needs to be notified when a web container persistsa session？（）
    A

    javax.servlet.http.HttpSessionListener

    B

    javax.servlet.http.HttpSessionBindingListener

    C

    javax.servlet.http.HttpSessionAttributeListener

    D

    javax.servlet.http.HttpSessionActivationListener


    正确答案： C
    解析： 暂无解析

  • 第24题：

    多选题
    Which two options best describe the purpose of session ID and cookie field in a L2TPv3 packet？（）
    A

    The session ID is a 32-bit locally significant field used to identify the call on the destination or egresstunnel endport. The session ID will be negotiated by the control connection or statically defined if usingthe L2TP v3 data plane only

    B

    The cookie is a variable length（with a maximum of eight bytes），word-aligned optional field. The controlconnection can negotiate this as an additional level of guarantee beyond the regular session ID lookupto make sure that a data message has been directed to the correct session or that any recently reusedsession ID will not be misdirected

    C

    The cookie is a 32-bit locally significant field used to identify the call on the destination or egress tunnelendpoint. The cookie will be negotiated by the control connection or statically defined if using theL2TPv3 data plane only

    D

    The session ID is a variable length（with a maximum of eight bytes），word-aligned optional field the control connection can negotiate this as an additional level of guarantee beyond the regular cookielookup to make sure that a data message has been directed to the correct session or that any recentlyreused cookie will not be misdirected.


    正确答案： D,A
    解析： 暂无解析

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