Computer Science

Java
A programming language that developers use to create applets, small programs that are embedded in Web pages and that run when a user accesses the page or clicks on a certain area. If you have visited sites that play sounds, have animated figures trotting across the screen, or display scrolling text, you have already seen Java.

JavaScript
JavaScript is a programming language that is mostly used in web pages, usually to add features that make the web page more interactive..

JPEG
Joint Photographic Experts Group - JPEG is most commonly mentioned as a format for image files. JPEG format is preferred to the GIF format for photographic images as opposed to line art or simple logo art.

JSP
Java Server Pages