What is full from of CPU?

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CPU stands for Central Processing Unit.

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Central processing unit .....

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Central processing unit - CPU

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Central processing unît .....

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Centrol processing unit

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CPU = Central processing unit it is made up of the arithmetic logic unit and control unit which process information which is otherwise known as the brain of the computer

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Central processing unit.

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Central processing unit

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Central processing. Units..

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Central processing unít..

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Central Processing Unit is the full form of CPU.

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CPU is called central processing unit. It is also called a central processor, main processor or processor, is the electronic circuitry within a computer that executes instructions that make up a computer program and it is the brain of a computer.

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CPU = central processing unit...

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The full form of CPU is Central Processing Unit.

Definition

The Central Processing Unit (CPU) is the primary component of a computer system that carries out the instructions of a computer program by performing basic arithmetic, logical, control, and input/output (I/O) operations. It is often referred to as the 'brain' of the computer.

Functions of CPU

The CPU performs three primary functions, which are as follows:

1. Fetch
- The CPU fetches instructions from the memory, which are stored as binary code.
- It determines the location of the next instruction to be executed.

2. Decode
- The fetched instructions are then decoded by the CPU.
- It translates the binary code into a set of instructions that the computer can understand.

3. Execute
- After decoding, the CPU executes the instructions.
- It performs the required calculations, logical operations, and data transformations.
- It also manages the flow of data between different components of the computer system.

Components of CPU

The CPU consists of the following components:

1. Control Unit (CU)
- The control unit manages and coordinates the activities of all the other components of the CPU.
- It controls the flow of data and instructions within the CPU and between the CPU and other devices.

2. Arithmetic Logic Unit (ALU)
- The ALU performs arithmetic operations (addition, subtraction, multiplication, division) and logical operations (AND, OR, NOT) on data.
- It carries out these operations based on the instructions provided by the control unit.

3. Registers
- Registers are small, high-speed memory units located within the CPU.
- They hold data and instructions that are currently being processed or frequently accessed.
- Registers provide fast access to data, reducing the need to retrieve data from the main memory.

4. Cache Memory
- Cache memory is a small, high-speed memory that stores frequently accessed data and instructions.
- It allows for faster access to data compared to the main memory, reducing the time it takes for the CPU to retrieve information.

Importance of CPU

The CPU is a critical component of a computer system because:
- It performs all the necessary calculations and data processing.
- It controls and coordinates the activities of other hardware components.
- It determines the overall performance and speed of the computer system.

In conclusion, the CPU, or Central Processing Unit, is the primary component of a computer system that carries out instructions, performs calculations, and manages data flow. It consists of the control unit, arithmetic logic unit, registers, and cache memory. The CPU plays a crucial role in the overall functioning and performance of a computer system.

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