MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Microprocessors knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The signal that causes the 80286 to perform the processor extension interrupt while executing the WAIT and ESC instructions are |
| A. | BUSY (active low) |
| B. | PEACK (active low) |
| C. | PEREQ |
| D. | ERROR (active low) |
| Answer» E. | |
| 2. |
To filter the output, a 0.047microfarads, 12V capacitor is connected between the pins |
| A. | CAP and ground |
| B. | Output pin and ground |
| C. | CAP and Vcc |
| D. | NMI and ground |
| Answer» B. Output pin and ground | |
| 3. |
The minimum number of clock cycles required in an input pulse width of the RESET pin is |
| A. | 4 |
| B. | 2 |
| C. | 8 |
| D. | 16 |
| Answer» E. | |
| 4. |
If M/IO (active low) signal is 0 then it indicates |
| A. | I/O cycle |
| B. | Memory cycle |
| C. | I/O cycle or INTA cycle |
| D. | I/O cycle or HALT cycle |
| Answer» D. I/O cycle or HALT cycle | |