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