Computers have significantly changed how most people in the developed world live. Two points of view on their impact on people’s lives are easily understandable. On the one side, due to technology, there have been enormous advances in communications and many other fields of human achievements. Computers help us make routine operations more accessible and quicker, help to save our time, providing an opportunity to make operations or work distantly. Conversely, without understanding how to deal with new instruments, there is a high probability of getting problems instead of advantages.