ALU performs mathematical operations such as addition, and logical shifts on the values held in processors Registers or its Accumulator. This unit consist of two subsection namely,
Arithmetic Section
Logic Section
Function of arithmetic section is to perform arithmetic operations like addition, subtraction, multiplication, and division. All complex operations are done by making repetitive use of the above operations.
Logic Section
Function of logic section is to perform logic operations such as comparing, selecting, matching, and merging of data.
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