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The Ultimate Glossary of eLearning Terms

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ADL (Advanced Distributed Learning). CDN is a global network of proxy servers deployed in multiple data centers to enable the high availability and high performance of content being viewed by the learner. A theory developed by John Sweller that describes the strain working memory experiences when information is being processed.

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The A to Z of eLearning Acronyms Part 2

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LETSI is a new organization with worldwide sponsorship to whom ADL will be handing over stewardship of SCORM. PNG was created as an improved, non-patented replacement for Graphics Interchange Format (GIF), and is the most widely used lossless image compression format on the Internet.