CONCEPTS OF INFORMATION TECHNOLOGY
What is an ICT system? Is a set up consisting of hardware, software, data and the people who use them; includes communication technology such as internet. ICT and computers is not the same. Areas of ICT systems: Offices Shops Medicines Aircraft Factories Communication Types if ICT systems Information systems – managing data and information Control systems – control machines, robots Communication systems –transporting data Impact of ICT in society Faster communication speed Lower communication costs Paperless environment Borderless communication Reliable mode of communication Effective sharing of information Negative effects of ICT Fraud Hacking Pornography Identity theft Health problems A computer may harm users if they use it for long hours frequently. Users are also exposed to bad posture, eyestrain, physical and mental stress. In order to solve health problems, an ergonomic environment can be intro...
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