Oracle 1Z0-899 Online Practice Questions and Exam Preparation

Oracle 1Z0-899 Online Questions & Answers

• Question 81:

  Given:

  3.

  class MyServlet extends HttpServlet {

  4.

  public void doPut(HttpServletRequest req,

  HttpServletResponse resp)

  throws ServletException, IOException {

  5.

  // servlet code here

  ...

  26.

  }

  27.

  }

  If the DD contains a single security constraint associated with MyServlet and its only tags and tags are:

  GET PUT Admin

  Which four requests would be allowed by the container? (Choose four)

  A. A user whose role is Admin can perform a PUT.
  B. A user whose role is Admin can perform a GET.
  C. A user whose role is Admin can perform a POST.
  D. A user whose role is Member can perform a PUT.
  E. A user whose role is Member can perform a POST.
  F. A user whose role is Member can perform a GET.
  A. A user whose role is Admin can perform a PUT.
  B. A user whose role is Admin can perform a GET.
  C. A user whose role is Admin can perform a POST.
  E. A user whose role is Member can perform a POST.

• Question 82:

  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?

  B

• Question 83:

  Given an HttpServletRequest request:

  22.

  String id = request.getParameter("jsessionid");

  23.

  // insert code here

  24.

  String name = (String) session.getAttribute("name")

  Which three can be placed at line 23 to retrieve an existing HttpSession object? (Choose three)

  A. HttpSession session = request.getSession();
  B. HttpSession session = request.getSession(id);
  C. HttpSession session = request.getSession(true);
  D. HttpSession session = request.getSession(false);
  E. HttpSession session = request.getSession("jsessionid");
  A. HttpSession session = request.getSession();
  C. HttpSession session = request.getSession(true);
  D. HttpSession session = request.getSession(false);

• Question 84:

  Given a header in an HI IP request: X-Retries: 4

  A Which two retrieve the value of the header from a given HttpServletRequest request? (Choose two)

  A. request-getHeader("X-Retries")
  B. request.getlntHeader("X-Retries")
  C. request.getRequestHeader("X-Retries")
  D. request.getHeaders{"X-Retries").get(0)
  E. request.getRequestHeaders("X-Retries").get(0)
  A. request-getHeader("X-Retries")
  B. request.getlntHeader("X-Retries")

• Question 85:

  Which EL expression returns true if no session has been established with current client?

  A. ${not(pageContext.session)}
  B. ${not(requestScope.session)}
  C. ${requestScope.sessions.this}
  D. ${sessionScope.empty}
  A. ${not(pageContext.session)}

  ---

  Note:

  *

  A session is never null. The session is always present in JSP EL, unless you add

  <%@page session="false" %>

  *

  If you'd like to check if the session is new or has already been created, use HttpSession#isNew() instead.

  You've already visited this site before.

  You've just started the session with this request!

• Question 86:

  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 a local variable.
  B. Store the data in an instance variable.
  C. Store the data in the Httpsession object.
  D. Store the data in the sarvletContext object.
  E. Store the data in the ServletRequest object.
  A. Store the data in a local variable.
  E. Store the data in the ServletRequest object.

• Question 87:

  A popular Ajax framework and its companion widget library contain several hundreds of files of different types (.js, .ess, .html). Your company has mandated that all its web applications use only specific versions of this framework approved by IT and repackaged internally as jar files. Furthermore, web applications should only include the entire jar, without subsetting or modification.

  Where should the framework's files be placed inside a jar file to enable this kind of reuse?

  A. under resources
  B. under META-INF/resources
  C. under META-INF/web-contents
  D. under WEB-INF/resources
  B. under META-INF/resources

  ---

  Reference: http://ocpsoft.com/opensource/create-common-facelets-jar/ (check the box with the update)

• Question 88:

  A web application wants to expose to its clients an operation that results in a transaction being performed across several systems, for example the transfer of money from one bank account to another

  Which HTTP method should it use?

  A. GET
  B. HEAD
  C. OPT IONS
  D. POST
  D. POST

  ---

  Reference: http://en.wikipedia.org/wiki/POST_(HTTP)

• Question 89:

  View the Exhibit.

  

  Given:

  10.

  11.

  Product Name:
  

  12.

  Product Price:
  

  13.

  For a given product instance, which three jsp:setProperty attributes must be used to initialize its properties from the HTML form? (Choose three.)

  A. id
  B. name
  C. type
  D. param
  E. property
  F. reqParam
  G. attribute
  B. name
  D. param
  E. property

• Question 90:

  A developer wants to make a name attribute available to all servlets associated with a particular user, across multiple requests from that user, from the same browser instance. Which two provide this capability from within a tag handler? (Choose two)

  A. pageContext.setAttribute("name", theValue);
  B. pageContext.setAttribute("name", getSession() );
  C. pageContext.getRequest().setAttribute("name", theValue);
  D. pageContext.getSession().setAttribute("name", theValue);
  E. pageContext.setAttribute("name", theValue, PageContext.PAGE_SCOPE);
  F. pageContext.setAttribute("name", theValue, PageContext.SESSION_SCOPE);
  D. pageContext.getSession().setAttribute("name", theValue);
  F. pageContext.setAttribute("name", theValue, PageContext.SESSION_SCOPE);