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

The ALU of a computer responds to the commands coming from _________________

Right Option : B
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Question : 2

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 : 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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