Oracle 1Z0-858 : Java Enterprise Edition 5 Web Component Developer Certified Professional Exam

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Oracle 1Z0-858 Exam Syllabus Topics:

Oracle Java Enterprise Edition 5 Web Component Developer Certified Professional Sample Questions:

1. A developer chooses to avoid using SingleThreadModel but wants to ensure that data is 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 the HttpSession object.
C) Store the data in the ServletContext object.
D) Store the data in an instance variable.
E) Store the data in a local variable.

2. Which two classes or interfaces provide a getSession method? (Choose two.)

A) javax.servlet.http.HttpSessionAttributeEvent
B) javax.servlet.http.HttpSessionBindingEvent
C) javax.servlet.http.HttpServletRequest
D) javax.servlet.http.HttpSessionContext
E) javax.servlet.http.HttpServletResponse

3. Which three are valid URL mappings to a servlet in a web deployment descriptor? (Choose three.)

A) *.do
B) MyServlet
C) */*
D) /MyServlet
E) MyServlet/*.jsp
F) /MyServlet/*

4. A developer is designing a multi-tier web application and discovers a need to hide the details of establishing and maintaining remote communications from the client. In addition, the application needs to find, in a transparent manner, the heterogeneous business components used to service the client's requests. Which design patterns, working together, address these issues?

A) Model-View-Controller and Intercepting Filter
B) Business Delegate and Service Locator
C) Front Controller and Business Delegate
D) Intercepting Filter and Transfer Object
E) Business Delegate and Transfer Object

5. DRAG DROP
Click the Task button.
Given a servlet mapped to /control, place the correct URI segment returned as a String on the corresponding HttpServletRequest method call for the URI: /myapp/control/processorder.

Solutions: