Hypermedia Cynethia

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Hypermedia Cynethia

  1. 1. Hypermedia Cynethia & FaLinda
  2. 2. Hypermedia <ul><li>A term used for hypertext which is not constrained to be text; it can include graphics, video, and sound. </li></ul><ul><li>An acronym which combines the words hypertext and multimedia. </li></ul>
  3. 3. Hypermedia/Hypertext <ul><li>Hypermedia is commonly used in place of Hypertext. </li></ul><ul><li>Hypertext is often referred to as the “generalized footnote”. </li></ul><ul><li>Hypertext is text that contains links to other text. </li></ul><ul><li>Hypertext and hypermedia are concepts, not products. </li></ul>
  4. 4. Hypermedia History <ul><li>Vannevar Bush (1945) </li></ul><ul><li>Ted Nelson (1965) Father of Hypertext. </li></ul><ul><li>Macintosh </li></ul><ul><li>Xanadu (1967) </li></ul>
  5. 5. Advantages of the Hypermedia Model <ul><li>Ease of tracing links </li></ul><ul><li>Ease of creating new references </li></ul><ul><li>Information structuring </li></ul><ul><li>Global views </li></ul><ul><li>Customized documents </li></ul><ul><li>Modularity of information </li></ul><ul><li>Task stacking </li></ul><ul><li>Collaboration </li></ul>
  6. 6. Disadvantages of the Hypermedia Model <ul><li>Current implementations </li></ul><ul><li>Characteristic problems </li></ul><ul><li>Interface problems- lack of browsers or deficiencies in existing browsers </li></ul><ul><li>Disorientation </li></ul><ul><li>Cognitive overhead </li></ul>
  7. 7. Requirements for a hypertext environment <ul><li>Database component </li></ul><ul><li>Representation scheme </li></ul><ul><li>Interface component </li></ul>
  8. 8. Future of Hypermedia <ul><li>The emergence of a mass market for hypertext </li></ul><ul><li>The integration of hypertext and other computer facilities </li></ul>

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