Monday, October 18, 2010

Compare Twitter discussion to BB discussion board to in-class discussion

Compare Twitter discussion to BB discussion
                Both of them can be used for collaborating between professors and classmates.  We can post questions, opinions, and comments on them. We can also read, visit, and leave comments on some else’s postings. The contents of both of them can be viewed online. We can search particular person’s posting by typing his or her name on the search engines of them. The contents of them can be also viewed in the chronological order.  The steps of posting and replying are easy for both of them.
                The differences of Twitter and BB discussions are followings. The BB discussion can only be accessed by the professor and the classmate in the same class. The Twitter discussion can be accessed by anybody search for it online or anybody who use Twitter.  The number of characters to post on the BB is not limited; the contents can be very long or short. The number of characters to post on the Twitter is limited to 140 which are really short. We can delete the posting on Twitter, but we can’t delete the posting in the BB discussion. We can organize the posting on the BB by date, Ascending, or descending orders by clicking the button. The order of the posting on the Twitter is organized chronological order automatically.
Compare the Twitter discussion to the in-class discussion.
                The in-class discussion can only take time during the class hour, and take place in the class room. The Twitter discussion can take time in anytime people available to use the internet, and any place people can connect their computers, cell phones to the internet.  For the in- class discussion, students can ask questions and get responds right away. For the Twitter discussion, people need to wait for the responds when people have free time to post their opinions. For the in-class discussion, students who are too shy to speak up, or feel afraid to answer wrong may feel uncomfortable, and less likely to share their opinions.  The students who are shy can post their opinion on Twitter which is much easier for them.
                 

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