MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Digital Circuits knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Another way to connect devices to a shared data bus is to use a ____________ |
| A. | Circulating gate |
| B. | Transceiver |
| C. | Bidirectional encoder |
| D. | Strobed latch |
| Answer» C. Bidirectional encoder | |
| 2. |
To keep output data accurate, 4-bit series-in, parallel-out shift registers employ a ____________ |
| A. | Divide-by-4 clock pulse |
| B. | Sequence generator |
| C. | Strobe line |
| D. | Multiplexer |
| Answer» D. Multiplexer | |
| 3. |
Which type of device may be used to interface a parallel data format with external equipment s serial format? |
| A. | UART |
| B. | Key matrix |
| C. | Memory chip |
| D. | Series in Parallel out |
| Answer» B. Key matrix | |
| 4. |
A 74HC195 4-bit parallel access shift register can be used for ____________ |
| A. | Serial in/serial out operation |
| B. | Serial in/parallel out operation |
| C. | Parallel in/serial out operation |
| D. | All of the Mentioned |
| Answer» E. | |
| 5. |
Ring shift and Johnson counters are ____________ |
| A. | Synchronous counters |
| B. | Asynchronous counters |
| C. | True binary counters |
| D. | Synchronous and true binary counters |
| Answer» B. Asynchronous counters | |