A computer is physically made up of numerous integrated circuits and many support, extension and accessory components, which together can perform various tasks very quickly and under the control of a program (software).
It is made up of two essential parts: the hardware (internal components of a computer or physical components of a computer), which is its physical structure (electronic circuits, cables, cabinet, keyboard, etc.), and the software, which is its part. intangible (programs, data, information, digital signals for internal use, etc.).