Questions and Answers
What is the purpose of an instruction code in a computer system?
To specify the operation to be performed by the computer
How is the operation code (op code) related to the total number of operations available in a computer?
It must consist of at least n bits for 2n distinct operations
What is the function of the accumulator register in a computer system?
To perform operations with memory operands and data
Which part of an instruction code format specifies the address of an operand?
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What is an effective address in computer instructions?
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Which is the most common addressing mode used to define operand addresses and operations?
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What is the function of a Control Unit in a computer processor?
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Which components of a computer system receive the control signals from the Control Unit?
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How does a Control Unit communicate instructions to the processor?
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What does the term 'Stored Program Concept' refer to in relation to a computer system?
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Which factor determines the functions performed by a Control Unit in a computer system?
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What is the role of a control register in executing instructions in a computer processor?
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