MCQOPTIONS
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MCQOPTIONS
This section includes 12 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. |
IF_THE_NUMBER_OF_N_SELECTED_INPUT_LINES_IS_EQUAL_TO_2^M_THEN_IT_REQUIRES_______SELECT_LINES.?$ |
| A. | 2 |
| B. | m |
| C. | n |
| D. | None of the Mentioned |
| Answer» C. n | |
| 2. |
A basic multiplexer principle can be demonstrated through the use of a$ |
| A. | Single-pole relay |
| B. | DPDT switch |
| C. | Rotary switch |
| D. | Linear stepper |
| Answer» D. Linear stepper | |
| 3. |
How_many_select_lines_would_be_required_for_an_8-line-to-1-line_multiplexer?$ |
| A. | 2 |
| B. | 4 |
| C. | 8 |
| D. | 3 |
| Answer» E. | |
| 4. |
The enable input is also known as |
| A. | Select input |
| B. | Decoded input |
| C. | Strobe |
| D. | Sink |
| Answer» D. Sink | |
| 5. |
How many NOT gates are required for the construction of a 4-to-1 multiplexer? |
| A. | 3 |
| B. | 4 |
| C. | 2 |
| D. | 5 |
| Answer» D. 5 | |
| 6. |
In a multiplexer, the selection of a particular input line is controlled b? |
| A. | Data controller |
| B. | Selected lines |
| C. | Logic gates |
| D. | Both data controller and selected lines |
| Answer» C. Logic gates | |
| 7. |
A digital multiplexer is a combinational circuit that selects |
| A. | One digital information from several sources and transmits the selected one |
| B. | Many digital information and convert them into one |
| C. | Many decimal inputs and transmits the selected information |
| D. | None of the Mentioned |
| Answer» B. Many digital information and convert them into one | |
| 8. |
One multiplexer can take the place of |
| A. | Several SSI logic gates |
| B. | Combinational logic circuits |
| C. | Several Ex-NOR gates |
| D. | Several SSI logic gates or combinational logic circuits |
| Answer» E. | |
| 9. |
Which is the major functioning responsibility of the multiplexing combinational circuit? |
| A. | Decoding the binary information |
| B. | Generation of all minterms in an output function with OR-gate |
| C. | Generation of selected path between multiple sources and a single destination |
| D. | All of the Mentioned |
| Answer» D. All of the Mentioned | |
| 10. |
It is possible for an enable or strobe input to undergo an expansion of two or more MUX ICs to the digital multiplexer with the proficiency of large number of |
| A. | Inputs |
| B. | Outputs |
| C. | Selection lines |
| D. | All of the Mentioned |
| Answer» B. Outputs | |
| 11. |
Which combinational circuit is renowned for selecting a single input from multiple inputs & directing the binary information to output line? |
| A. | Data Selector |
| B. | Data distributor |
| C. | Both data selector and data distributor |
| D. | None of the Mentioned |
| Answer» B. Data distributor | |
| 12. |
What is a multiplexer? |
| A. | It is a type of decoder which decodes several inputs and gives one output |
| B. | A multiplexer is a device which converts many signals into one |
| C. | It takes one input and results into many output |
| D. | None of the Mentioned |
| Answer» C. It takes one input and results into many output | |