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Which of the following statements is true regarding the scope of the ‘session’ in JSP? (Multiple choice)
Skill/Topic: JSP Life CycleA) Objects with session scope are accessible from pages processing requests that are in the same session as the one in which they were created.B) It is not legal to define an object with session scope from within a page that is not session-aware.C) All references to the object shall be released after the associated session ends.D) References to objects with session scope...
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How can I set a cookie and delete a cookie from within a JSP page?
A cookie, mycookie, can be deleted using the following scriptlet:<%//creating a cookieCookie mycookie = new Cookie("aName","aValue");response.addCookie(mycookie);//delete a cookieCookie killMyCookie = new Cookie("mycookie", null);killMyCookie.setMaxAge(0);killMyCookie.setPath("/");response.addCookie(killMyCookie);%>
atulkumar81
- May 18th, 2007
?In First line, We are creating cookie object of cookie class,after that we are sending response to server.we make object which take null value and it, setting life 0, after that we cookie send token to server, with null value, and max age 0.then cookie have no life.
guna
- May 18th, 2006
Can you plz explain what does each lines are doing?
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Which of the following are the JSP scripting elements (Multiple choice)
Skill/Topic: Programming ConstructsA) Declarations B) Scriptlets C) expressions D) None of the above
rajesh
- May 26th, 2007
Declarations?Scriptlets?expressions????? The above three are Scripting elements. According to JSP Specification the above said three should be eliminated from Our JSP.
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How do you create Http Session that never times out ?
akantilal
- Jun 12th, 2007
You can achieve this by setting a negative value for the max inactive interval for the session. Here is the code:HttpSession session = request.getSession(true);session.setMaxInactiveInterval(-1);
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What is the valid value for the body-content element in the TLD file?
Tags
akantilal
- Jun 13th, 2007
There is a slight difference in the valid values for the body-content element in J2EE 1.3 vs 1.4.In J2EE 1.3, the valid values are "empty", "JSP" and "tagdependent". &quo...
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Which of the following statements are trueI cookie.setMaxAge(0) – delete the cookieII cookie.setMaxAge(1) –the cookie will live before it expiresIII cookie.setMaxAge(-1) – the cookie will not be stored beyond this session.
Skill/Topic: JSP Life CycleA) I onlyB) II, III onlyC) I, II onlyD) I, II, III
akantilal
- Jun 13th, 2007
cookie.setMaxAge(0) is used to delete a cookie. So first one is true.cookie.setMaxAge(1) sets the cookie age to 1 second. Your statement "the cookie will live before it expires" is bit confu...
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What is the difference between GenericServlet and HttpServlet?
GenericServlet is for servlets that might not use HTTP, like for instance FTP service.As of only Http is implemented completely in HttpServlet. The GenericServlet has a service() method that gets called when a client request is made. This means that it gets called by both incoming requests and the HTTP requests are given to the servlet as they are.
ganeshvertech
- Jun 19th, 2007
Generic Servlet invoke service() methodHttp servlet invoke doGet() and doPost().
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Which of the tag is used to show the comments in the JSP page
Skill/Topic: Programming ConstructsA) B) C) D)
sravankumar uppala
- Dec 28th, 2005
JSP Comment Tag is:<%----Comments----%>
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Which of the tag contains a code fragment valid in the page scripting language.
Skill/Topic: Programming ConstructsA) B) C) D)
ramanareddy333
- Jun 27th, 2007
Code fragment valid tags is scriptlet tag that is <% code %> because code is directley placed in the _ jsp service()
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The ________________________ when added to the user session tells us that the session timed out.
Skill/Topic: Programming ConstructsA) SessionTotalTimeOutIndicator B) SessionTotalTimedoutIndicator C) SessionTimeoutIndicator D) SessionTimedoutIndicator
ramanareddy333
- Jun 27th, 2007
session timeout indicator that means current system time and processed by last request request
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Which codeline must be set before any of the lines that use the PrintWriter
Skill/Topic: Programming ConstructsA) setContentWriter() B) setWriter()C) setPrintType()D) setContentType()
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We can restrict the calling of the errorPage in the JSP by setting the value true for the ______ param in the ErrorPage attribute of the Page Directory
Skill/Topic: Programming ConstructsA) isErrorpage
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State true or false - We make use of a ServletOutputStream object from the JSP page
Skill/Topic: Programming ConstructsA) TrueB) FalseExplanation: use the JSPWriter object
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The error message displayed when the page is not found at the correct location.
Skill/Topic: Programming ConstructsA) 550 B) 440 C) 505 D) 404
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When u try to redirect a page after you already have written something in your page, the error encountered is “Response has already been committed error” or popularly called 402 error.
Skill/Topic: Programming ConstructsA) FalseB) True
JSP Interview Questions
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