1Z1-899 무료 덤프문제 온라인 액세스

Given a war file with the following structure

where wf.jar contains a valid web-fragment.xml and the class MyServlet.class.
The following is a snippet of web.xml

The following is a snippet of web-fragment.xml

The following is code snippet of MyServlet:

What is the value of x inside doGet method of MyServlet?

• A.-3
• B.1
• C.0
• D.-2
• E.-1

Which is a benefit of precompiling a JSP page?

• A.It provides better performance on the first request for the JSP page.
• B.It avoids execution of the _jspService method on the first request.
• C.It provides the ability to debug runtime errors in the application.
• D.It avoids initialization on the first request.

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 <http-method> tags and
<auth-constraint> tags are:
<http-method>GET</http-method>
<http-method>PUT</http-method>
<auth-constrain>Admin</auth-constrain>
Which four requests would be allowed by the container? (Choose four)

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

During initialization, a servlet finds that the database connection it requires is unavailable. As the system designer, you know that the database start up completes several minutes after the web- container initializes the servlet. How should this be handled?

• A.Retry the connection until it is successful, then allow the init() method to complete.
• B.Throw a ServletException
• C.Throw an UnavailableException
• D.Throw the IOException

Which two are true about the JSTL core iteration custom tags? (Choose two.)

• A.When looping over integers (for example begin= '1' end= '10'), a loop status object may not be used in the tag body.
• B.When looping over collections, a loop status object may be used in the tag body.
• C.It may iterate over map, but only the key of the mapping may be used in the tag body.
• D.It may iterate over arrays, collections, maps, and strings.
• E.The body of the tag may contain EL code, but not scripting code.