There is a duty to control the behavior of a computer whether it is a calculation or data analysis, however, even the operation of other devices inside the computer, it must rely on the CPU.
Whose job is to control the computer. Whether calculated Or data analysis time Even the operation of other devices. The computer also requires a command from the CPU.
Duty is to take control of the computer, whether calculate or data analysis. Even the working of other equipments. Within a computer will require the command from the CPU.