System Requirements

Two additional features of the interpreter – File Operations and Copy/Paste – require permission to access your local machine. Permission is granted via the Java Network Launch Protocol (JNLP).
It is very likely that JNLP is already installed on your machine – it is part of all recent Java releases.
However, if JNLP is not available on your computer, and if you are not allowed to install it (perhaps because you are in a restricted environment, such as a computer lab), then:

You will not see the buttons related to these features. (See next slide.)
You will not be able to use these features (but note that Drag-and-Drop is still available.)
In this tutorial, simply skip the sections dealing with these features.

Two additional features of the interpreter – File Operations and Copy/Paste – require permission to access your local machine. Permission is granted via the Java Network Launch Protocol (JNLP).