There is hardly any home without a computer. It serves either for work or entertainment. It has become an essential part of our everyday life. However, users think how this complicated system works only when it fails to fulfill some of its duties and when they need to hurry up and find some computer parts for the maintenance. It is necessary to distinguish between two main parts – computer hardware and computer software.

Computer hardware is every physical component of this mechanism, everything we can touch and see. From day to day we deal with the case, monitor, keyboard and mouse. They are the main computer parts. In the case there are motherboard, power supply, hard disc drive, CD/DVD drive, and floppy drive. You can find detailed division of basic computer components according to their functions. This is input devices, output devices, removable data storage and computer case.

Computer software is what makes hardware work. It is all programs run in the computer from the moment we switch it on. There exist system and application software. The main task of system software is to make hardware work correctly. We use application software when we need to do something more than just computer running. In the fast developing world one can not follow all the trends, new gadgets appearance, and improvements of the existing devices. For this reason computer hardware reviews are created. They usually give description with brief information about computer hardware component you are interested in.