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ISRO | ISRO CS 2009 | Question 68

  • Last Updated : 19 Nov, 2018

On receiving an interrupt from an I/O device,the CPU

(A) Halts for a predetermined time
(B) Branches off to the interrupt service routine after completion of the current instruction
(C) Branches off to the interrupt service routine immediately
(D) Hands over control of address bus and data bus to the interrupting device


Answer: (B)

Explanation:

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