ICT SYSTEMS PROFESSIONAL ENGLISH IN USE FOR COMPUTER

 

PROFESSIONAL ENGLISH IN USE FOR COMPUTER 19.ICT SYSTEMS

 

A ICT systems: components and functions ICT systems are much more than computers. An ICT system involves the use of computers or other types of hardware to meet a specific need. A LAN, local area network, can be an example of an ICT system, but interactive television and the database of a library are types of systems too. ICT systems have these components: The components perform these basic functions: B Types of systems ICT systems are classified according to their aim. ·           ‘In our hospital we have set up an information system to manage data and information about our patients.’ ·           ‘My house is an example of control system. Its main aim is to control the different devices, e.g. switches that turn lights on and off as a security measure, sensors that detect smoke and set off the alarms, etc.’ C Types of devices and services At present most of the devices used in ICT systems are multi-purpose: mobile phones can be used as digital cameras or agendas, printers are also scanners and faxes. Not only is there media integration in the hardware, but also in the services offered by these telecommunication systems. EXERCISES 19.1 Complete the diagram of components and functions of ICT systems with words from A opposite. 19.2 How would you define the following systems? Use the words in B opposite. 1 the registration system of a university 2 a robot at a car assembly line 3 an unmanned spaceship 19.3 Solve the clues and complete the puzzle with words from C opposite. Across 1 A new radio communication system. 3 A system that integrates telephones and computer is a _______ centre. 4 A global system of networks of integrated services. 5 A device used to send and receive exact copies of documents.

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