Twenty-first c. is time of electronic devices. Every of us posseses some of them at home. Individuals get used to posses them and use them as often as they are able to. Some popular electronic devices are: cameras, cell phones, personal computers and TV.

Electronics and especially growth of this topic is considered currently to play a substantial impact regards functioning of the people at present. It is indicated by the fact that, above all, wide range of diverse commodities that are bought contemporarily contain electronic systems that aim is to make it be used faster and more effective. Inter alia fridges are nowadays controlled by broad range of buttons instead of miscellaneous knobs that used to break down really frequently.