d Define virtual reality and state three ways of minimizing threats to data

D define virtual reality and state three ways of

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(d) Define virtual reality and state three ways of minimizing threats to data integrity 20. (a) Explain the main activity carried out in each of the following system development stages(i) Problem recognition :– identifying whether a problem exists. (b) Explain the following changeover methods:- (c) Explain two advantages of modular programming (d) Explain how the use ICT may affect the society
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(e) Explain the four main areas of artificial intelligence
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