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Showing posts with the label Parts of Central Processing Unit

Explain Parts of CPU and its Working

CENTRAL PROCESSING UNIT / CPU / Microprocessor / Processor Central processing unit is the brain of computer. It is also called CPU or processor . Processor is used to process data according to given instructions. It performs arithmetic and logical operations on data. Parts / Components of CPU / Processor on computergap.com It controls all activities of different parts of a computer . As brain in human body controls all other parts of body and takes decisions, CPU controls all other parts of the computer and their working. A CPU has three basic parts: Arithmetic Logic unit, Control unit and Registers. Parts of Microprocessor or Processor or CPU or Central Processing Unit computergap.com 1.    ARITHMETIC LOGIC UNIT (ALU) ALU performs data processing according to given instructions. All computations are done in this unit. ALU is the real place in computer where actual execution of instructions takes place. ALU may be further categorized into two sections acco