当前分类: SCWCD(310-083)
问题:单选题You are building a web application with a scheduling component. On the JSP, you need to show the currentdate, the date of the previous week, and the date of the next week. To help you present this information,you have created the following EL functions...
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问题:单选题A developer is designing the presentation tier for a web application which requires a centralized requesthandling to complete common processing required by each request. Which design pattern provides asolution to this problem?()A Remote ProxyB Front Co...
问题:单选题Which statement is true if the doStartTag method returns EVAL_BODY_BUFFERED?()A The tag handler must implement BodyTag.B The doAfterBody method is NOT called.C The setBodyContent method is called once.D It is never legal to return EVAL_BODY_BUFFERED fr...
问题:多选题Which two directives are applicable only to tag files?()ATagBPageCTaglibDIncludeEVariable...
问题:单选题Assume the custom tag my:errorProne always throws a java.lang.RuntimeException with the message "Filenot found." An error page has been configured for this JSP page. Which option prevents the exceptionthrown by my:errorProne from invoking the error pag...
问题:单选题You are building a dating service web site. Part of the form to submit a client’s profile is a groupIIof radio buttons for the person’s hobbies: 20.Hiking 21.Skiing 22.SCUBA Diving 23. After the user submits this form, a confirmation screen is displa...
问题:多选题Given: String value = getServletContext().getInitParameter("foo"); in an HttpServlet and a web applicationdeployment descriptor that contains: foo frodo Which two are true?()AThe foo initialization parameter CANNOT be set programmatically.BCompilatio...
问题:单选题To take advantage of the capabilities of modern browsers that use web standards, such as XHTML andCSS, your web application is being converted from simple JSP pages to JSP Document format. However,one of your JSPs, /scripts/screenFunctions.jsp, generat...
问题:单选题You have a use case in your web application that adds several session-scoped attributes. At the end of theuse case, one of these objects, the manager attribute, is removed and then it needs to decide which of theother session-scoped attributes to remov...
问题:多选题Which two are characteristics of the Service Locator pattern?()AIt encapsulates component lookup procedures.BIt increases source code duplication and decreases reuse.CIt improves client performance by caching context and factory objects.DIt degrades ne...
问题:多选题Given a header in an HTTP request:X-Retries:4 Which two retrieve the value of the header from a given HttpServletRequest request?()ARequest.getHeader(X-Retries)BRequest.getIntHeader(X-Retries)CRequest.getRequestHeader(X-Retries)DRequest.getHeaders(X-Re...
问题:多选题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 anexisting HttpSession object?()AHtt...
问题:单选题Given this fragment from a Java EE deployment descriptor: 124. beta.html 125. alpha.html And this request from a browser:http://www.sun.com/SCWCDtestApp/register Which statement is correct,when the container receives this request?()A This deployment de...
问题:单选题Given an HttpServletRequest request and an HttpServletResponse response: 41.HttpSession session = null; 42.// insert code here 43.if(session == null) { 44.// do something if session does not exist 45.} else { 46.// do something if session exists47. } T...
问题:多选题A web application contains a tag file called beta.tag in /WEB-INF/tags/alpha. A JSP page called sort.jspexists in the web application and contains only this JSP code: 1. 3. The sort.jsp page is requested. Which two are true?()ATag files can only be acc...
问题:多选题You are creating a servlet that generates stock market graphs. You want to provide the web browser withprecise information about the amount of data being sent in the response stream. Which twoHttpServletResponse methods will you use to provide this in...
问题:单选题A web browser need NOT always perform a complete request for a particular page that it suspects mightNOT have changed. The HTTP specification provides a mechanism for the browser to retrieve only a partialresponse from the web server; this response inc...
问题:多选题Which three are described in the standard web application deployment descriptor?()Asession configurationBMIME type mappingsCcontext root for the applicationDservlet instance pool configurationEweb container default port bindingsFServlet Context initial...
问题:多选题Which two are true concerning the objects available to developers creating tag files?()AThe session object must be declared explicitly.BThe request and response objects are available implicitly.CThe output stream is available through the implicit outSt...
问题:多选题A JSP page needs to instantiate a JavaBean to be used by only that page. Which two jsp:useBeanattributes must be used to access this attribute in the JSP page?()AIdBTypeCNameDClassEYscope...