Computer Science · Computer Organization
Which of the following is the correct sequence followed by a CPU during an interrupt service routine handling multiple flag-based devices? A. Save contents of processor registers B. Turn the interrupt facility on C. Service the device whose flag is set D. Check which flag is set E. Restore contents of processor registers Choose the correct answer from the options given below:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1D, C, B, E, A
- 2A, D, C, E, B✓
- 3D, B, C, A, E
- 4A, B, C, D, E
Correct answer
A, D, C, E, B
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