Questions about Java, Flash and Plugins?

[Nitin]

Plugins
FAQ: Plugins and Mozilla Firefox (Windows)
FAQ: Plugins and Mozilla Firefox (Linux)

Adobe reader
Plugindoc FAQ: Adobe Acrobat Reader

Flash
Mozillazine Knowledge Base article on Flash
Plugindoc FAQ: Flash

Java
Mozillazine Knowledge Base article on Java
Plugindoc FAQ: Java

After installing the Java Runtime, test it by visiting this page:
http://www.bodo.com/javame.htm

Also read, Frequently Asked Firefox Questions