COMPUTER ARCHITECTURE
CPU ARCHITECTURE AND ORGANIZATION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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True
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False
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Either A or B
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None of the above
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Detailed explanation-1: -The program counter holds the memory address of the next instruction to be executed, whereas, the address of the instruction in execution is stored in Memory Address Register (MAR).
Detailed explanation-2: -We now need a special storage location inside the CPU to store the default address of the next instruction. This is called the program counter (PC), the instruction pointer (IP), or the instruction address register (IAR).
Detailed explanation-3: -The program counter (PC) is a register that manages the memory address of the instruction to be executed next.
Detailed explanation-4: -What is true about the Program counter? It is an 8-bit register, which holds the temporary data of arithmetic and logical operations. It is a 16-bit register used to store the memory address location of the next instruction to be executed.