Technological Models
There are two distinct methods for distance education to occur:
- synchronous (same time, same location and same time, different location)
- asynchronous (different time, same location and different time, different location)
Most common forms of distance education technology:
Type of Technology |
Equipment Necessary |
Prerecorded Media |
Audio/video recording systems (cassette tapes/video tapes), computer with CD or DVD recording capabilities |
Two-way audio |
Telephone system |
Two-way audio with graphics |
Telephone system, computer network or Internet |
One-way live video |
Television classroom and video transmission system or Internet with high-speed connection |
Two-way audio, one-way video |
All equipment as above with the addition of telephone system or microphone and camera on computer |
World Wide Web |
Computer with Internet access (instant messaging, chat rooms, newsgroups, websites) |
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