Hypermedia :is a style of building systems for organizing, structuring and accessing information around a network of multimedia nodes connected together by links . Hypermedia is not constrained to be text-based. It can include other media. e.g., graphics, images, and especially the continuous media -- sound and video. Apparently, Ted Nelson is the first to use this term.
Hypermedia Model Connected sounds, photo and text together.
The basic factors of hypermedia The hypermedia database Navigation and Orientation. Features supporting and learning strategies .
Size of database.
Organization of database
The hypermedia database:
Clarity of navigation options.
Multiple methods of navigation.
Navigation metaphors .
Navigation and Orientation.
1. They are non-linear. 2. They provide the user flexibility of information access. 3. They provide a higher degree of learner control than traditional media sources. 4. They place a greater metacognitive demand on the user (one must monitor one own learning, make choices and make decisions as to learning paths and content to be learned. Advantage and good hypermedia
While hypermedia has become more popular and hypermedia systems come into more widespread use : 1- Some hypermedia model is not rich enough to support the organizing. 2-structuring and accessing tasks required by many applications . 3-Additionally, applicability of general purpose hypermedia systems to specific tasks is problematic for casual non programmer users. Hypermedia - Limitations, problems.
Hypermedia Formats :
Specific subject matter reference.
Analysis of domain.
Delivered on the web, on CD-Rom and on other digital media.
Hypermedia on CD-Rom and on Webs contains the knowledge's of enteir textbook ,encyclopedias and add to them audio, video .animations and many forms of pictorial information.
Delivered to student by ?!
Refrences 1-Multimedid for learning .Stephen M.Alessi and Stanley R.Trollip.Allyn and Bacon. 2- escience . anu . edu . au /.../ hypermedia.en.html 3 http :// en . wikipedia . org / wiki / Media_ ( disambiguation ) 4http://igw.tuwien.ac.at/igw/menschen/pohl/yorkzwo.html 5-http://etmadeez.com/ET%20made%20EZ_files/ HypermediaEducation.html