viernes, 28 de noviembre de 2008
lunes, 3 de noviembre de 2008
jueves, 30 de octubre de 2008
In computers, a widget is an element of a graphical user interface that displays information or provides a specific way for a user to interact with the operating system and application . Widgets include icons, pull-down menus, buttons, selection boxes, progress indicators, on-off checkmarks, scroll bars, windows, window edges (that let you resize the window), toggle buttons, forms, and many other devices for displaying information and for inviting, accepting, and responding to user actions.
This web page is about twitter is a free social networking and micro-blogging service that allows its users to send and read other users' updates.
Updates are displayed on the user's profile page and delivered to other users who have signed up to receive them. The sender can restrict delivery to those in his or her circle of friends (delivery to everyone being the default). Users can receive updates via the Twitter website, SMS, RSS, email or through an application such as Twitterrific or Facebook.
Twitter has been used as a "social justice tool" to connect groups of people in critical situations.
This web page is about videoconferenced is a set of interactive telecommunication technologies which allow two or more locations to interact via two-way video and audio transmissions simultaneously
Videoconferencing provides students with the opportunity to learn by participating in a 2-way communication platformStudents from diverse communities and backgrounds can come together to learn about one another. Students are able to explore, communicate, analyze and share information and ideas with one another.
This web page also describes the disadvantages of the videoconferences as follow:
Eye Contact and Appearance Consciousness, this is because in a videoconferencing the interaction between the lecturer and the audience does not exist.