MCQOPTIONS
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MCQOPTIONS
This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Microprocessors knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
If the external interrupts are programmed edge sensitive, then they should remain high for atleast |
| A. | 0 machine cycle |
| B. | 2 machine cycles |
| C. | 1 machine cycle |
| D. | 3 machine cycles |
| Answer» D. 3 machine cycles | |
| 2. |
The atleast number of machine cycles for which the external interrupts that are programmed level-sensitive should remain high is |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 0 |
| Answer» C. 3 | |
| 3. |
In serial port interrupt, after the control is transferred to the interrupt service routine, the flag that is cleared is |
| A. | RI |
| B. | TI |
| C. | RI and TI |
| D. | None |
| Answer» E. | |