_______ class provides an interface for invoking JavaScript methods and examining JavaScript properties.

A ________ object is a reference to one of the classes in a Java package, such as netscape.javascript .

The JavaScript exception is available to the Java code as an instance of __________

To automatically open the console when a JavaScript error occurs which of the following is added to prefs.js?

To open a dialog box each time an error occurs, which of the following is added to prefs.js?

Is it possible to nest functions in JavaScript?

Scripting language are

Which best explains getSelection()?

What is mean by "this" keyword in javascript?

In JavaScript, Window.prompt() method return true or false value ?