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Mvc pattern and servlet
Course:- JAVA Programming
Reference No.:- EM131488




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Question 1

When you use the MVC pattern, the controller directs the flow of control to

A. the browser and the model

B. the view, model, and data store

C. the view and the model

D. the model and data store

Question 2

When you use the controller to forward a request to a servlet or JSP, you use the forward method of

A. the request object

B. the ServletContext object

C. the response object

D. a RequestDispatcher object

Question 3

The following Anchor tag demonstrates how to use < a href="/WorkServlet?shift=< %= shiftCode % > " > View your schedule
< /a>

A. URL rewriting

B. hidden fields

C. URL encoding

D. cookies

Question 4

Persistent cookies

A. are removed after the session ends

B. can't be deleted

C. exist after the session ends

D. are often called hidden fields

Question 5

Which of the following is not a benefit of using the MVC pattern for an application?

A. it requires less code

B. JSPs are used for what they do best

C. it's easier to make changes to the application servlets are used for what they do best JSPs are used for what they do best

D. it's easier to make changes to the application servlets are used for what they do best JSPs are used for what they do best it's easier to test and debug the application

Question 6

Which of the following statements is invalid?

A. String name = session.getAttribute("fullName");

B. session.setAttribute("fullName", "Ted Andrews");

C. Book book = (Book) session.getAttribute("bookObj");

D. session.removeAttribute("fullName")

Question 7

According to the following code from a web.xml file, the error.htm page is called when < error-page>

< exception-type>java.lang.Throwable< /exception-type>
< location>error.htm< /location>
< /error-page>

A. any HTTP or Java error occurs

B. an uncaught exception is thrown

C. an HTML page can't be found

D. an HTTP status code error occurs

Question 8

If the following JSP tag is coded in a main JSP, what happens when the reports.jsp page is updated?
< jsp:include page="includes/reports.jsp" />

A. the changes aren't updated in the subsequent requests for the main JSP

B. the changes appear for subsequent requests for the main JSP

C. a JSP error is thrown

Question 9

A session object is created

A. every time a browser makes a request for a web page

B. every time a browser requests a servlet

C. every time a browser requests a jsp

D. the first time a browser requests a servlet or JSP from a web site

Question 10

When you use hidden fields to pass parameters to a servlet or JSP, all but one of the following is true. Which one is it?

A. the parameters aren't shown in the URL

B. the user can see the parameters by using the browser to look at the page's source code

C. you don't have to store the parameters in the session object

D. you can't use URL encoding

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