After a merger with another small business， your company has inherited a legacy WAR file but the originalsource files were lost. After reading the documentation of that web application，you discover that the WARfile contains a useful tag library that you want to reuse in your own webapp packaged as a WAR file. What do you need to do to reuse this tag library？（）

A. Simply rename the legacy WAR file as a JAR file and place it in your webapp’s library directory.
B. Unpack the legacy WAR file， move the TLD file to the META-INF directory， repackage the whole thingas a JAR file， and place that JAR file in your webapp’s library directory.
C. Unpack the legacy WAR file， move the TLD file to the META-INF directory， move the class files to thetop-level directory， repackage the whole thing as a JAR file， and place that JAR file in your webapp’slibrary directory.
D. Unpack the legacy WAR file， move the TLD file to the META-INF directory， move the class files to the top-level directory， repackage the WAR， and place that WAR file in your webapp’s WEB-INF directory.

Which path is required to be present within a WAR file？（）

A. /classes
B. /index.html
C. /MANIFEST-INF
D. /WEB-INF/web.xml
E. /WEB-INF/classe

You have been contracted to create a web site for a free dating service. One feature is the ability for oneclient to send a message to another client， which is displayed in the latter client’s private page. Your contract explicitly states that security is a high priority. Therefore， you need to prevent cross-site hacking inwhich one user inserts JavaScript code that is then rendered and invoked when another user views thatcontent. Which two JSTL code snippets will prevent cross site hacking in the scenario above？ （）

A. ${message}


D. ${message}

In a JSP-centric shopping cart application， you need to move a client’s home address of the Customerobject into the shipping address of the Order object. The address data is stored in a value object classcalled Address with properties for： street address， city， province， country， and postal code. Which two JSPcode snippets can be used to accomplish this goal？（）

D.

You are creating an error page that provides a user-friendly screen whenever a server exception occurs.You want to hide the stack trace， but you do want to provide the exception’s error message to the user sothe user can provide it to the customer service agent at your company. Which EL code snippet inserts thiserror message into the error page？（）

A. Message： ${exception.message}
B. Message： ${exception.errorMessage}
C. Message： ${request.exception.message}
D. Message： ${pageContext.exception.message}
E. Message： ${request.exception.errorMessage}

You need to create a JSP that generates some JavaScript code to populate an array of strings used on theclient-side. Which JSP code snippet will create this array？（）

A. MY_ARRAY = new Array（）；] = ’’；} %>
B. MY_ARRAY = new Array（）；.
C. MY_ARRAY = new Array（）；. . MY_ARRAY[] = ’’；.
D. MY_ARRAY = new Array（）； . MY_ARRAY[${i}] = ’${serverArray[i]}’；.

Users of your web application have requested that they should be able to set the duration of their sessions.So for example， one user might want a webapp to stay connected for an hour rather than the webapp’sdefault of fifteen minutes； another user might want to stay connected for a whole day. Furthermore， youhave a special login servlet that performs user authentication and retrieves the User object from the database. You want to augment this code to set up the user’s specified session duration. Which codesnippet in the login servlet will accomplish this goal？（）

A. User user = // retrieve the User object from the database session.setDurationInterval（user.getSessionDuration（））；
B. User user = // retrieve the User object from the database session.setMaxDuration（user.getSessionDuration（））；
C. User user = // retrieve the User object from the database session.setInactiveInterval（user.getSessionDuration（））；
D. User user=//retrieve the User object from the database session.setDuration（user.getSessionDuratio（））；
E. User user = // retrieve the User object from the database session.setMaxInactiveInterval（user.getSessionDuration（））；

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. false.
B. . *.jspfalse.
C. . *.jsp. true.
D. . *.jsp. true.

Every page of your web site must include a common set of navigation menus at the top of the page. Thismenu is static HTML and changes frequently，so you have decided to use JSP’s static import mechanism. Which JSP code snippet accomplishes this goal？（）

Given： 6. 7. 8. and a custom tag handler for foo which extends TagSupport. Which two are true about thetag handler referenced by foo？（）

A. The doStartTag method is called once.
B. The doAfterBody method is NOT called.
C. The EVAL_PAGE constant is a valid return value for the doEndTag method.
D. The SKIP_PAGE constant is a valid return value for the doStartTag method.
E. The EVAL_BODY_BUFFERED constant is a valid return value for the doStartTag method.