Questions and Answers
What is responsible for determining the specific output for the bus lines?
Selection registers
What happens when the LD input of a register is enabled?
Data is received from the bus
Which bits of AR or PC are set to 0's when applied to the common bus?
Four most significant bits
What does OUTR do in the common bus system?
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How is the increment operation achieved in the common bus system?
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What purpose does a single register for the address serve in the system?
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What is the function of the Program Counter (PC) in a computer?
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Why does a branch instruction in a computer program require the transfer of the address part to the Program Counter (PC)?
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What happens during a memory read cycle in a computer system?
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Why is a common bus system more efficient for transferring information in a computer with many registers?
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In a basic computer system, what does the control unit primarily do?
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Why is a counter needed in computer instructions sequencing?
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