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# arithmetic logic unit

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### arithmetic logic unit

1. 1. SHIMAK BATCH-46
2. 2.  INTRODUCTION  HISTORY OF ALU  WHAT IS ALU  ARITHMETIC OPERATION  LOGICAL OPERATION  MEMORY USAGE CONTENTS
3. 3.  Arithmetic logic unit designed for computer operation and logic  It’s part of computer microprocessor  simplest microprocessors contain one for purposes such as maintaining timers. Introduction
4. 4.  John Von Neumann proposed the ALU in 1945  He was a Mathematician History of ALU
5. 5.  ALU is the digital circuit that performs integer arithmetic and logical operation.  ALU stand for Arithmetic logic unit WHAT IS ALU?
6. 6. ALU DIAGRAM
7. 7.  The basic Arithmetic operation is calculation most operation.  Arithmetic operation using for adding, subtracting.  The computer uses binary code system to do arithmetic operations. ARITHMETIC OPERATION
8. 8.  There are several logical operation. NOT and or NOT.  Logical operation is performed on data it is called by data processing  To perform logical operation examples performed certain logical operation  LOGICAL OPERATION
9. 9.  Two type of memory RAM and ROM.  RAM is main working memory used by the computer  When you switch on the computer it is copied into ram MEMORY USAGE
10. 10.  Rom it is a special type of memory it holds software  Video cards and network card also contain in rom
11. 11.  http://en.wikipedia.org/wiki/Arithmetic_logic_unit Lass accessed 8/10/2014 References