Audio -Visual Material (AVM)
Audio-Visual is combined word of audio and visual. Audio (auditory channel to listen information) and visual (channel or media to read/view information) can include charts, graphs, tables, maps, models, samples, diagrams, drawings, photographs etc. It means CD (Compact Disc) or DVD (Digital Video Disc) or both CD & DVD as well as visual.
Audio-Visual Material (AVM) refers to works with both, audio or sound and a visual component or use of such works. Movies and televisions shows are good examples of audio visual presentations. Business presentations are also usually audio visual in nature.
Multimedia (simply means involving several media or channels of communication) is media and content that utilizes a combination of different content forms. Multimedia includes a combination of text, audio, images, animation, video, and interactivity content forms. Multimedia is usually recorded and played, displayed or accessed by information content processing devices, such as computerized and electronic devices.
Education through Audio -Visual Material (AVM) is an instruction where particular attention is paid to the audio and visual presentation of the material with the goal of improving comprehension and retention.
Audio visual technology is developed gradually in sophisticated way and its uses become more widespread in educational establishment, such as school, college, university, library etc.