| A. | only if an interrupt service routine is being executed |
| B. | only if a bit in the interrupt mask is made 0 |
| C. | only if interrupts have been enabled by an EI instruction |
| D. | none of these |
Answer : C Explanation : |
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Option: A Explanation : Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. |
