COMPUTER SCIENCE AND ENGINEERING
COMPUTER ARCHITECTURE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Carries out the calculations and logical decisions. The results of its calculations are stored in the accumulator.
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CPU
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Control Unit
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Arithmetic and Logic Unit
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Memory Address Register
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Explanation:
Detailed explanation-1: -The ALU performs calculations and makes logical decisions.
Detailed explanation-2: -The arithmetic logic unit (ALU) performs the arithmetic and logical functions that are the work of the computer.
Detailed explanation-3: -Accumulator. In a computer’s central processing unit (CPU), the accumulator (ACC in the image below) is a register in which intermediate arithmetic and logic results are stored.
Detailed explanation-4: -The results of any calculations are then sent to be stored in a register. There are two parts to the ALU: The arithmetic part, which deals with calculations, e.g. 1 + 2 = 3. The logic part, which deals with any logical comparisons, such as the comparison of two numbers, e.g. 2 > 1.
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