Senin, 16 Maret 2015

ICT in general context


Internet is a global system of interconnected computer networks that use the standard Internet Protocol Suite (TCP/IP) to serve billions of users worldwide. It is a network of networks that consists of millions of private, public, academic, business, and government networks, of local to global scope, that are linked by a broad array of electronic, wireless and optical networking technologies.
Now a days, almost all use the internet. For communication, for studying, for business and some for applications.
The Internet can now be accessed almost anywhere by numerous means, especially through mobile Internet devices. Mobile phones, data cards, handheld game consoles and cellular routers allow users to connect to the Internet from anywhere there is a wireless network supporting that device's technology. Within the limitations imposed by small screens and other limited facilities of such pocket-sized devices, services of the Internet, including email and the web, may be available. Service providers may restrict the services offered and wireless data transmission charges may be significantly higher than other access methods.

Internet and Web provide new forms of communication and thus bring many possibilities, but also make their demands for permanent education, usage in classroom, cultural spreading, scientific education and economic development. The new technology has to be seen as a possibility of a new kind of communication and as a help to a teacher whose role stays irreplaceable. Teachers should be placed in the role of facilitator whose task is to develop and maintain supportive class atmosphere. They will always be the ones who decide, direct, explain, connect old with the new, recognize nonverbal communication, and give moral support.

Communication between a teacher and a student, and among students themselves, must not be lost. That is why it is important to adequately use technology and Internet in the classroom and make sure that alienation does not take place at any cost. Directed and wisely managed teaching should only profit by the use of computer technology. The ability of multimedia packages to motivate students should be used to do exactly that. They can only be seen as the helping tool for the classical teaching process, and the variety and flexibility that they offer should be used to bring out the best that students can give.
Computing and the Web will continue to evolve in a great many ways. Monitors may give way to near-eye displays, at least for mobile computing. Virtual Reality may become more widespread and may be routinely incorporated into the Web. We may make greater use of voice commands and commands issued by hand gestures.
These and other advancements will surely change hypertext and hypermedia. For example, websites may provide much improved site maps consisting of a 3D view of the site structure, perhaps using the metaphor of galaxies and solar systems. The Web may well become more intelligent, more able to generate personalized links that really match our interests. The Web may also become more social—we may routinely click links that open up live audio or video sessions with another person.

As a communications medium changes, theory must keep pace. Otherwise, it becomes increasingly difficult to understand the medium and design successfully for it. We will therefore need to extend the hypertext concepts of nodes, links, and navigation and augment them with new concepts as well.

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