Web 2.0 focuses on connecting people through technology rather than just connecting computers. Wikis allow for easy collaboration and ongoing learning. Blogs are websites with chronological posts that may include opinions, information, or links. Social bookmarking sites allow users to publicly tag and save bookmarks for others to search. Podcasting involves creating and distributing audio files online for listening on computers or MP3 players. Web collaboration tools enable real-time communication through video, voice, and messaging.
7. Social Bookmarking Social bookmarking is the practice of saving bookmarks to a public Web site and “tagging” them with keywords. Bookmarking, on the other hand, is the practice of saving the address of a Web site you wish to visit in the future on your computer. To create a collection of social bookmarks, you register with a social bookmarking site, which lets you store bookmarks, add tags of your choice, and designate individual bookmarks as public or private. Some sites periodically verify that bookmarks still work, notifying users when a URL no longer functions. Visitors to social bookmarking sites can search for resources by keyword, person, or popularity and see the public bookmarks, tags, and classification schemes that registered users have created and saved.
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9. Audio Blogging and Podcasting Podcasts are audio recordings, usually in MP3 format, of talks, interviews and lectures, which can be played either on a desktop computer or on a wide range of handheld MP3devices. A podcast is made by creating an MP3 format audio file (using a voice recorder or similar device), uploading the file to a host server,