This glossary is far from complete. We are constantly adding computing terms.
A small program attached to a web page, which is written using the Java programming language. The program runs when the web page is accessed by a web browser.
JPEG (joint photographic experts group)
A JPEG image file
A common image file format, often used on web-pages and digital cameras and mobile phones. It has the advantage of providing clear images while compressing the image so that it takes less space on disk and downloads more quickly over the internet. JPEG files have the extension "jpg" or "jpeg", for example, "WE08.jpg".