当前分类: SCWCD(310-083)
问题:多选题In which three directories, relative to a web application’s root, may a tag library descriptor file reside whendeployed directly into a web application?()A/WEB-INFB/META-INFC/WEB-INF/tldsD/META-INF/tldsE/WEB-INF/resourcesF/META-INF/resources...
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问题:多选题Given an EL function declared with:11. 12.spin 13.com.example.Spinner 14. 15.java.lang.String spinIt() 16. 17. Which two are true?()AThe function method must have the signature: public String spin().BThe method must be mapped to the logical name spin ...
问题:单选题Assume a JavaBean com.example.GradedTestBean exists and has two attributes. The attribute name is oftype java.lang.String and the attribute score is of type java.lang.Integer. An array of com.example. GradedTestBean objects is exposed to the page in a ...
问题:单选题Which ensures that a JSP response is of type "text/plain"?()A %@ page mimeType=text/plain %B %@ page contentType=text/plain %C %@ page pageEncoding=text/plain %D %@ page contentEncoding=text/plain %E % response.setEncoding(text/plain); %...
问题:单选题The Squeaky Bean company has decided to port their web application to a new J2EE 1.4 container. Whilereviewing the application, a developer realizes that in multiple places within the current application, nearlyduplicate code exists that finds enterpri...
问题:多选题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 w...
问题:多选题Given: 11. 15. Which three EL expressions, inserted at line 15,are valid and evaluate to "3"?()A${vals.2}B${vals[2]}C${vals.index}D${vals[index]}E${vals}[index]F${vals[vals[index-1]]}...
问题:单选题Your IT department is building a lightweight Front Controller servlet that invokes an application logic objectwith the interface: public interface ApplicationController {public String invoke(HttpServletRequest request)} The return value of this method ...
问题:单选题For debugging purposes, you need to record how many times a given JSP is invoked before the user’ssession has been created. The JSP’s destroy method stores this information to a database. Which JSPcode snippet keeps track of this count for the lifetime...
问题:单选题What is the purpose of session management?()A To manage the user’s login and logout activities.B To store information on the client-side between HTTP requests.C To store information on the server-side between HTTP requests.D To tell the web container t...
问题:多选题A web application allows the HTML title banner to be set using a servlet context initialization parametercalled titleStr. Which two properly set the title in this scenario?()Atitle${titleStr}/titleBtitle${initParam.titleStr}/titleCtitle${params[0].titl...
问题:单选题Given a Filter class definition with this method: 21.public void doFilter(ServletRequest request, 22.ServletResponse response, 23.FilterChain chain) 24.throws ServletException, IOException { 25.// insert code here26. } Which should you insert at line 2...
问题:单选题Given a portion of a valid Java EE web application’s directory structure:MyApp | |--Directory1 ||--File1.html| |--META-INF| |--File2.html| |--WEB-INF |--File3.html You want to know whether File1.html, File2.html,and/or File3.html is protected from dir...
问题:多选题A session-scoped attribute is stored by a servlet, and then that servlet forwards to a JSP page. Which threejsp:useBean attributes must be used to access this attribute in the JSP page?()AidBnameCbeanDtypeEscope...
问题:单选题You have a new IT manager that has mandated that all JSPs must be refactored to include no scritpletcode. The IT manager has asked you to enforce this. Which deployment descriptor element will satisfy thisconstraint?()A jsp-property-group. url-pattern*...
问题:单选题One of the use cases in your web application uses many session-scoped attributes. At the end of the usecase,you want to clear out this set of attributes from the session object. Assume that this static variableholds this set of attribute names: 201.pri...
问题:单选题You are building a web application with a scheduling component. On the JSP, you need to show the currentdate, the date of the previous week, and the date of the next week. To help you present this information,you have created the following EL functions...
问题:多选题Given that a scoped attribute cart exists only in a user’s session, which two,taken independently,ensurethe scoped attribute cart no longer exists?()A${cart = null}Bc:remove var=cart /Cc:remove var=${cart} /Dc:remove var=cart scope=session /Ec:remove s...
问题:单选题You need to create a servlet filter that stores all request headers to a database for all requests to the webapplication’s home page "/index.jsp". Which HttpServletRequest method allows you to retrieve all of therequest headers?()A String[] getHeaderNa...
问题:单选题The JSP developer wants a comment to be visible in the final output to the browser. Which comment styleneeds to be used in a JSP page?()A !-- this is a comment --B % // this is a comment %C %-- this is a comment --%D % /** this is a comment **/ %...