COMPUTER SYSTEMS
ARCHITECTURE OF 8085
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Arithmetic Logic Unit
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Cache
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Control Unit
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None of the above
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Detailed explanation-1: -The ALU performs arithmetic operations, logic operations, and related operations, according to the program instructions. The control unit controls all CPU operations, including ALU operations, the movement of data within the CPU, and the exchange of data and control signals across external interfaces (system bus).
Detailed explanation-2: -The control unit controls and monitors communications between the hardware attached to the computer. It controls the input and output of data, checks that signals have been delivered successfully, and makes sure that data goes to the correct place at the correct time.
Detailed explanation-3: -The control unit (CU) is a component of the CPU that directs the operation of the processor. It tells the computer’s memory, arithmetic and logic unit and input and output devices how to respond to the instructions that have been sent to the processor.