MCQOPTIONS
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MCQOPTIONS
This section includes 5 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 mode that offers the most secured parity enabled data communication at lower baud rates is |
| A. | mode 2 |
| B. | mode 1 |
| C. | mode 0 |
| D. | all of the mentioned |
| Answer» B. mode 1 | |
| 2. |
In mode 2, the baud rate depends only on |
| A. | SMOD bit |
| B. | SCON bit |
| C. | Oscillator clock frequency |
| D. | SMOD bit and oscillator clock frequency |
| Answer» E. | |
| 3. |
If the microcontroller is expected to communicate in a multiprocessor system, then the required condition is |
| A. | SM0 is set |
| B. | SM1 is set |
| C. | SM2 is set |
| D. | REN is set |
| Answer» D. REN is set | |
| 4. |
If SM0=1, SM1=0, then the transceiver selected is |
| A. | 8-bit synchronous |
| B. | 9-bit synchronous |
| C. | 8-bit asynchronous |
| D. | 9-bit asynchronous |
| Answer» E. | |
| 5. |
During serial reception, the buffer that receives serial bits and converts to a byte is |
| A. | receive buffer 0 |
| B. | receive buffer 1 |
| C. | receive buffer 2 |
| D. | none |
| Answer» C. receive buffer 2 | |