INTRODUCTION TO COMPUTERS
COMPUTER ARCHITECTURE AND ORGANIZATION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Instruction register (IR) consists of current instruction address
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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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Explanation:
Detailed explanation-1: -An instruction register holds a machine instruction that is currently being executed.
Detailed explanation-2: -Program counter: A program counter is used to keep track of the execution of the program. It contains the memory address of the next instruction to be fetched.
Detailed explanation-3: -The register which keeps track of the execution of a program and which contains the memory address of the instruction currently being executed is known as Program counter. A program counter is a register in a computer processor that contains the address (location) of the instruction being executed at the current time. More items
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