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NEW QUESTION NO: 9
Which describes a trigger that causes a call to an AsyncListener?
A. Completion of each timer interval
B. Completion of processing
C. Addition of a new filter to the processing stream for this request
D. Receipt of a new request from the same client
Answer: B
NEW QUESTION NO: 10
A developer chooses to avoid using singieThreadModel but wants to ensure that data If; updated in a thread safe manner.
Which two can support this design goal? (Choose two)
A. Store the data in the ServletRequest object.
B. Store the data in an instance variable.
C. Store the data in the Httpsession object.
D. Store the data in a local variable.
E. Store the data in the sarvletContext object.
Answer: A,D
NEW QUESTION NO: 11
You need to create a JavaBean object that is used only within the current ISP page. It must NOT be accessible to any other page including those that this page might import.
Which JSP standard action < .in accomplish this goal?
A. <jsp:useBean id = 'pageBean' type = 'com.example.MyBean' />
B. <jsp:useBean id = 'pageBean' class = 'com.example.MyBean' />
C. <jsp:makeBean id = 'pageBean' type = 'com.example.MyBean' />
D. <jsp:makeBean id = 'pageBean' class = 'com.example.MyBean' />
E. <jsp:makeBean id = 'pageBean' class = 'com.example.MyBean' />
F. <jsp:useBean id = 'pageBean' class = 'com.example.MyBean' />
Answer: F
NEW QUESTION NO: 12
Your web application requires the adding and deleting of many session attributes during a complex use case. A bug report has come in that indicates that an important session attribute is being deleted too soon and a NullPointerException is being thrown several interactions after the fact. You have decided to create a session event listener that will log when attributes are being deleted so you can track down when the attribute is erroneously being deleted.
Which listener class will accomplish this debugging goal?
A. Create an HttpSessionAttributeListener class and implement the attributeRemoved method and log the attribute name using the getName method on the event object.
B. Create an SessionAttributeListener class and implement the attributeDeleted method and log the attribute name using the getAttributeName method on the event object.
C. Create an SessionAttributeListener class and implement the attributeRemoved method and log the attribute name using the getAttributeName method on the event object.
D. Create an HttpSessionAttributeListener class and implement the attributeDeleted method and log the attribute name using the getName method on the event object.
Answer: A
NEW QUESTION NO: 13
Which annotation enables a servlet to efficiently process requests of typo multipart/form-data that involve large files being uploaded by the client?
A. @AcceptMultipart
B. @MultiPartConfig
C. @MultiPartFormData
D. @WebServlet (multipart = true)
Answer: B
NEW QUESTION NO: 14
A Client wants to retrieve a representation of a resource, for example an HTML page, allowing a cached version to be returning by an intermediary such a proxy server.
Which HTTP method should it use?
A. GET
B. PUT
C. POST
D. DELETE
Answer: A
NEW QUESTION NO: 15
ServletContextListeners are invoked in
A. Random order
B. contextInitialized and contextDestroyed are invoked in the order in which they are declared in the web.xml
C. contextInitialized method are invoked in the order in which they are declared in the web.xml and the contextDestroyed method is invoked in the reverse order in which they are declared in the web.xml
D. contextInitialized and contextDestroyed are invoked in the reverse order of which they are declared in the web.xml
Answer: C
NEW QUESTION NO: 16
You are building a dating web site. The client's date of birth is collected along with lots of other information.
The Person class has a derived method, getAge() :int, which returns the person's age calculated from the date of birth and today's date. In one of your JSPs you need to print a special message to clients within the age group of 25 through 35.
Which two EL code snippets will return true for this condition? (Choose two.)
A. ${client.age le 35 and client.age ge 25}
B. ${client.age between 25,35}
C. ${client.age <= 35 && client.age >= 25}
D. ${client.age > 35 && client.age < 25}
E. ${client.age in [25,35]}
F. ${client.age between [25,35]}
Answer: A,C
NEW QUESTION NO: 17
A method call inside your servlet has thrown an IOException resulting from a lost network connection to a necessary resource. The servlet has determined that it will be unable to operate successfully fen few minutes, but expects to be able to resume operation after that period. How should this situation handled?
A. The servlet should re-throw the exception to the web container.
B. The servlet should throw a servletException to the web container.
C. The servlet should throw an unavailableException to the web container.
D. The servlet should redirect to an error page that reports the exception message.
E. The servlet should retry the request until the method returns successfully.
Answer: C
NEW QUESTION NO: 18
Which three are true about the HttpServletRequestWrapper class? (Choose three.)
A. An HttpServletRequestWrapper CANNOT be used on the request passed to the RequestDispatcher.interface.
B. The HttpServletRequestWrapper can be used to extend the functionality of a servlet request.
C. An HttpServletRequestWrapper may modify the header of a request within an object implementing the javax.servlet.Filter interface.
D. A subclass of HttpServletRequestWrapper CANNOT modify the behavior of the getReader method.
E. The HttpServletRequestWrapper is an example of the Decorator pattern.
F. An HttpServletRequestWrapper may be used only by a class implement the javax.servlet.Filter interface.
Answer: B,C,E
NEW QUESTION NO: 9
Which describes a trigger that causes a call to an AsyncListener?
A. Completion of each timer interval
B. Completion of processing
C. Addition of a new filter to the processing stream for this request
D. Receipt of a new request from the same client
Answer: B
NEW QUESTION NO: 10
A developer chooses to avoid using singieThreadModel but wants to ensure that data If; updated in a thread safe manner.
Which two can support this design goal? (Choose two)
A. Store the data in the ServletRequest object.
B. Store the data in an instance variable.
C. Store the data in the Httpsession object.
D. Store the data in a local variable.
E. Store the data in the sarvletContext object.
Answer: A,D
NEW QUESTION NO: 11
You need to create a JavaBean object that is used only within the current ISP page. It must NOT be accessible to any other page including those that this page might import.
Which JSP standard action < .in accomplish this goal?
A. <jsp:useBean id = 'pageBean' type = 'com.example.MyBean' />
B. <jsp:useBean id = 'pageBean' class = 'com.example.MyBean' />
C. <jsp:makeBean id = 'pageBean' type = 'com.example.MyBean' />
D. <jsp:makeBean id = 'pageBean' class = 'com.example.MyBean' />
E. <jsp:makeBean id = 'pageBean' class = 'com.example.MyBean' />
F. <jsp:useBean id = 'pageBean' class = 'com.example.MyBean' />
Answer: F
NEW QUESTION NO: 12
Your web application requires the adding and deleting of many session attributes during a complex use case. A bug report has come in that indicates that an important session attribute is being deleted too soon and a NullPointerException is being thrown several interactions after the fact. You have decided to create a session event listener that will log when attributes are being deleted so you can track down when the attribute is erroneously being deleted.
Which listener class will accomplish this debugging goal?
A. Create an HttpSessionAttributeListener class and implement the attributeRemoved method and log the attribute name using the getName method on the event object.
B. Create an SessionAttributeListener class and implement the attributeDeleted method and log the attribute name using the getAttributeName method on the event object.
C. Create an SessionAttributeListener class and implement the attributeRemoved method and log the attribute name using the getAttributeName method on the event object.
D. Create an HttpSessionAttributeListener class and implement the attributeDeleted method and log the attribute name using the getName method on the event object.
Answer: A
NEW QUESTION NO: 13
Which annotation enables a servlet to efficiently process requests of typo multipart/form-data that involve large files being uploaded by the client?
A. @AcceptMultipart
B. @MultiPartConfig
C. @MultiPartFormData
D. @WebServlet (multipart = true)
Answer: B
NEW QUESTION NO: 14
A Client wants to retrieve a representation of a resource, for example an HTML page, allowing a cached version to be returning by an intermediary such a proxy server.
Which HTTP method should it use?
A. GET
B. PUT
C. POST
D. DELETE
Answer: A
NEW QUESTION NO: 15
ServletContextListeners are invoked in
A. Random order
B. contextInitialized and contextDestroyed are invoked in the order in which they are declared in the web.xml
C. contextInitialized method are invoked in the order in which they are declared in the web.xml and the contextDestroyed method is invoked in the reverse order in which they are declared in the web.xml
D. contextInitialized and contextDestroyed are invoked in the reverse order of which they are declared in the web.xml
Answer: C
NEW QUESTION NO: 16
You are building a dating web site. The client's date of birth is collected along with lots of other information.
The Person class has a derived method, getAge() :int, which returns the person's age calculated from the date of birth and today's date. In one of your JSPs you need to print a special message to clients within the age group of 25 through 35.
Which two EL code snippets will return true for this condition? (Choose two.)
A. ${client.age le 35 and client.age ge 25}
B. ${client.age between 25,35}
C. ${client.age <= 35 && client.age >= 25}
D. ${client.age > 35 && client.age < 25}
E. ${client.age in [25,35]}
F. ${client.age between [25,35]}
Answer: A,C
NEW QUESTION NO: 17
A method call inside your servlet has thrown an IOException resulting from a lost network connection to a necessary resource. The servlet has determined that it will be unable to operate successfully fen few minutes, but expects to be able to resume operation after that period. How should this situation handled?
A. The servlet should re-throw the exception to the web container.
B. The servlet should throw a servletException to the web container.
C. The servlet should throw an unavailableException to the web container.
D. The servlet should redirect to an error page that reports the exception message.
E. The servlet should retry the request until the method returns successfully.
Answer: C
NEW QUESTION NO: 18
Which three are true about the HttpServletRequestWrapper class? (Choose three.)
A. An HttpServletRequestWrapper CANNOT be used on the request passed to the RequestDispatcher.interface.
B. The HttpServletRequestWrapper can be used to extend the functionality of a servlet request.
C. An HttpServletRequestWrapper may modify the header of a request within an object implementing the javax.servlet.Filter interface.
D. A subclass of HttpServletRequestWrapper CANNOT modify the behavior of the getReader method.
E. The HttpServletRequestWrapper is an example of the Decorator pattern.
F. An HttpServletRequestWrapper may be used only by a class implement the javax.servlet.Filter interface.
Answer: B,C,E
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