Areas where ICTare used
There are three main types of ICT systems -- Information system that focuses on managing data and information, Control system a system that controls machines. It uses inputs, processes the input, and provides output. Third is the Communication system, which deals with transfer of data from one place to another. Organising and processing the data of an organisation can provide useful information. These can be communicated for effective use and decision making. Then, there is the question of information flow, access, storage, shared resources, and proper use of information in real time for decision-making. In order to provide information at a very high speed at any time and at any place, we need a communication network and media. These are internet, telephone, mobile phone, TV, radio and office automation systems such as word-processing, fax, audio conferencing, video conferencing, computer conferencing, multimedia, etc, through the use of networks of satellite and fiber optics. ...