There is still a classification left after the input and output devices and rather, this classification is based on the touch or feel of computer. Is it that simple, touch and feel of a computer and, one classification made? Yes it is.

The parts of computer which we can touch and feel are simply hardware of a computer and those we can't touch physically are softwares. All the input and output devices are known hardware. Even CPU and all of its components are hardware.

Software are the programs, codes, applications, games, operating systems, etc. are all softwares, which we cannot touch, feel.