This document discusses the various applications of information technology. It outlines how IT can be applied in business, education, training, entertainment, science and engineering. It then focuses on the application of IT in multimedia. It defines multimedia as using multiple media forms to communicate ideas. It identifies the main data types used in multimedia as text, images, sound/audio, video and graphics. For each data type, it provides examples and describes digital and analog forms. The document was presented by Pramod Kumar Ravi, an MCA student.