GATE 1987
March 15, 2025GATE 1987
March 15, 2025GATE 1987
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Question 19
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On receiving an interrupt from a I/O device the CPU:
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Halts for a predetermined time.
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Hands over control of address bus and data bus to the interrupting device.
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Branches off to the interrupt service routine immediately.
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Branches off to the interrupt service routine after completion of the current instruction.
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Question 19 Explanation:
On receiving an interrupt from a I/O device the CPU branches off to the interrupt service routine after completion of the current instruction.
Correct Answer: D
Question 19 Explanation:
On receiving an interrupt from a I/O device the CPU branches off to the interrupt service routine after completion of the current instruction.