central processing unit

central processing unit is a microscopic circuitry that serves as the main information processor in a computer. Or, in other word, it is the brains of the computer. Sometimes CPU is referred to simply as the processor or central processor. The CPU is where most calculation take place. In terms of computing power, the CPU is the most important element of a computer system. Standard CPU contain processing unit that interpret and implement software instructions,perform calculation and comparisons, make another of the CPU processing unit,keep track of the current step in the execution of the program and allow the CPU to communicate with the rest of the computer.