Internet radio-also known as web radio, radio streaming or e-radio, an audio service transmitted via Internet
Podcasting- a form of audio broadcasting using the Internet. Podcasting, which does not require the use of an Apple iPod, involves making one or more audio files available as “enclosures” in an RSS feed, which can be played back by the RSS subscriber at their convenience on an MP3 device.
Webcasting- is a media file distributed over the Internet using streaming media technology to distribute a single content source to many simultaneous listeners/viewers. A webcast may either be distributed live or on demand. Essentially, webcasting is “broadcasting” over the Internet.
Social media-are primarily Internet- and mobile-based tools for sharing and discussing information among human beings. The term most often refers to activities that integrate technology, telecommunications and social interaction, and the construction of words, pictures, videos and audio, etc.
Example of Internet radio:
1. Pandora (http://www.pandora.com/) but it is currently limited to US residents at this time.
Example of Podcasting:
1. CNN International http://edition.cnn.com/services/podcasting/
Example of Webcasting
1. UNTV-37 (http://www.untvweb.com/) offers webcasting service simultaneously aired on TV
Example of Social Media
1. http://www.socialmedia.com/ let’s users create social ads
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