What is CPU central processing unit )? Explain in brief?

The computer’s central processing unit (CPU) is the portion of a computer that retrieves and executes instructions. … The CPU is often simply referred to as the processor. The ALU performs arithmetic operations, logic operations, and related operations, according to the program instructions.

What is a central processing unit CPU and why is it important?

A central processing unit (CPU) is an important part of every computer. The CPU sends signals to control the other parts of the computer, almost like how a brain controls a body. The CPU is an electronic machine that works on a list of computer things to do, called instructions.

What is CPU and give examples?

The definition of CPU stands for central processing unit, which is the control center of a computer. An example of a CPU is the part of a computer in control of all its functions. … The CPU often is contained on a single silicon chip, known as a microprocessor.