COMPUTER SCIENCE AND ENGINEERING
COMPUTER ARCHITECTURE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which register holds the memory address of the next instruction that would be executed?
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MDR
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AC
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PC
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CIR
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Explanation:
Detailed explanation-1: -The register which stores the address of the next instruction is called the program counter.
Detailed explanation-2: -The correct answer is Program counter. Program Counter: A program counter (PC) is a CPU register in the computer processor which has the address of the next instruction to be executed from memory.
Detailed explanation-3: -In computing, the instruction register (IR) or current instruction register (CIR) is the part of a CPU’s control unit that holds the instruction currently being executed or decoded.
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