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Trail: Deployment
Lesson: Doing More With Java Rich Internet Applications
Questions and Exercises
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Questions and Exercises: Doing More With Rich Internet Applications


  1. True or False: Rich Internet applications (RIAs) can set secure properties by prefixing the property name with "jnlp.".
  2. True or False: Only signed RIAs can use JNLP API to access files on the client.


  1. To the following JNLP file, add a secure property called jnlp.foo and set its value to true.
    <?xml version="1.0" encoding="UTF-8"?>
    <jnlp spec="1.0+" codebase="" href="">
            <title>Dynamic Tree Demo</title>
            <vendor>Dynamic Team</vendor>
            <!-- Application Resources -->
            <j2se version="1.6+"
                  href="http://java.sun.com/products/autodl/j2se" />
            <jar href="DynamicTreeDemo.jar" main="true" />
             name="Dynamic Tree Demo Applet"
         <update check="background"/>
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