COMPUTER SOFTWARE
OPERATING SYSTEMS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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When an ISR is run, the address of the process is loaded into which register?
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Interrupt Register
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Memory Address Register
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Control Unit
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Program Counter
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Explanation:
Detailed explanation-1: -An interrupt control register, or ICR, is a hardware register in a computer chip used to configure the chip to generate interrupts-to raise a signal on an interrupt line-in response to some event occurring within the chip or a circuit connected to the chip.
Detailed explanation-2: -By device hardware directing execution to a specific memory address, specifically to handle an interrupt for that device. By polling the device register status to see if an interrupt was requested.
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