Computers by definition are electronic devices capable of receiving data, processing this data using a series of instructions to produce visible output so that it can be printed. Not long ago, experts discovered how this phenomenal tool can be used effectively in solving financial, practical, mathematical, economic, scientific and social problems among many other complex problems facing the world today. Because of the many applications and uses of computers in this rapidly developing and highly civilized world, there is a great need to not only know how computers work but also to become great masters of computers.
The future of computer experts around the world is bright and promising so it makes computer knowledge indispensable for almost everyone. Many companies no longer want to employ just any body. Even security officers today should not lack computer knowledge because they might not be able to manage modern computerized security gadgets for …
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