Arithmetic LogicUnit


 
 
Concept Explanation
 

An arithmetic-logic unit (ALU) is the part of a computer processor (CPU) that carries out arithmetic and logic operations on the operands in computer instruction words. In some processors, the ALU is divided into two units, an arithmetic unit (AU) and a logic unit (LU).

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Sample Questions
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Question : 1

Consider the following statements :

Arithmetic logic unit (ALU)

1. Performs arithmetic operations               2. Performs Comparisons

3. Communicate with I/O devices                4. Keep watch on the system

Which of these statements are correct ? 

Right Option : B
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Question : 2

One of the components of the central processing unit (CPU) of the computer that performs mathematical and logical operations is :

Right Option : A
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Question : 3

_________ is the part of a computer processor (CPU) that carries out arithmetic and logic operations on the operands in computer instruction words .

Right Option : C
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Explanation
 
 


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