 
			 
			MCQOPTIONS
 Saved Bookmarks
				This section includes 25 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. | A stepper motor HDL application must include _____________ | 
| A. | Sequencers and multiplexers | 
| B. | Types and bits | 
| C. | Counters and decoders | 
| D. | Variables and processes | 
| Answer» D. Variables and processes | |
| 2. | A major block which is not a part of an HDL frequency counter _____________ | 
| A. | Timing and control unit | 
| B. | Decoder/display | 
| C. | Display register | 
| D. | Bit shifter | 
| Answer» E. | |
| 3. | In the keypad application, the preset state of the ring counter define _____________ | 
| A. | The NANDing of the columns | 
| B. | The NANDing of the rows | 
| C. | The proper output of the column encoder | 
| D. | The proper output of the row encoder | 
| Answer» E. | |
| 4. | A step which should be followed in project management is known as _____________ | 
| A. | Overall definition | 
| B. | System documentation | 
| C. | Synthesis and testing | 
| D. | System integration | 
| Answer» C. Synthesis and testing | |
| 5. | In a digital clock application, the basic frequency must be divided down as _____________ | 
| A. | 1 Hz | 
| B. | 60 Hz | 
| C. | 100 Hz | 
| D. | 1000 Hz | 
| Answer» B. 60 Hz | |
| 6. | The output frequency related to the sampling interval of a frequency counter as _____________ | 
| A. | Directly with the sampling interval | 
| B. | Inversely with the sampling interval | 
| C. | More precision with longer sampling interval | 
| D. | Less precision with longer sampling interval | 
| Answer» D. Less precision with longer sampling interval | |
| 7. | At high frequencies when the sampling interval is too long in a frequency counter _____________ | 
| A. | The counter works fine | 
| B. | The counter undercounts the frequency | 
| C. | The measurement is less precise | 
| D. | The counter overflows | 
| Answer» E. | |
| 8. | VHDL is being used for _____________ | 
| A. | Documentation | 
| B. | Verification | 
| C. | Synthesis of large digital design | 
| D. | All of the Mentioned | 
| Answer» E. | |
| 9. | VHSIC stands for _____________ | 
| A. | Very High Speed Integrated Circuits | 
| B. | Very Higher Speed Integration Circuits | 
| C. | Variable High Speed Integrated Circuits | 
| D. | Variable Higher Speed Integration Circuits | 
| Answer» B. Very Higher Speed Integration Circuits | |
| 10. | The full form of VHDL is _____________ | 
| A. | Very High Descriptive Language | 
| B. | Verilog Hardware Description Language | 
| C. | Variable Definition Language | 
| D. | None of the Mentioned | 
| Answer» C. Variable Definition Language | |
| 11. | The full form of HDL is _________________ | 
| A. | Higher Descriptive Language | 
| B. | Higher Definition Language | 
| C. | Hardware Description Language | 
| D. | High Descriptive Language | 
| Answer» D. High Descriptive Language | |
| 12. | WHAT_DOES_THE_DATA_SIGNAL_DO_IN_THE_KEYPAD_APPLICATION??$ | 
| A. | The row and column encoded data | 
| B. | The ring encoded data | 
| C. | The freeze locator data | 
| D. | The ring counter data | 
| Answer» B. The ring encoded data | |
| 13. | A step which should be followed in project management is known as$ | 
| A. | Overall definition | 
| B. | System documentation | 
| C. | Synthesis and testing | 
| D. | System integration | 
| Answer» C. Synthesis and testing | |
| 14. | When a key is pressed, what does the ring counter in the HDL keypad application do?$ | 
| A. | Count to find the row | 
| B. | Freeze | 
| C. | Count to find the column | 
| D. | Start the D flip-flop | 
| Answer» B. Freeze | |
| 15. | A stepper motor HDL application must include | 
| A. | Sequencers and multiplexers | 
| B. | Types and bits | 
| C. | Counters and decoders | 
| D. | Variables and processes | 
| Answer» D. Variables and processes | |
| 16. | A major block which is not a part of an HDL frequency counter | 
| A. | Timing and control unit | 
| B. | Decoder/display | 
| C. | Display register | 
| D. | Bit shifter | 
| Answer» E. | |
| 17. | In the keypad application, the preset state of the ring counter define | 
| A. | The NANDing of the columns | 
| B. | The NANDing of the rows | 
| C. | The proper output of the column encoder | 
| D. | The proper output of the row encoder | 
| Answer» E. | |
| 18. | In a digital clock application, the basic frequency must be divided down a? | 
| A. | 1 Hz | 
| B. | 60 Hz | 
| C. | 100 Hz | 
| D. | 1000 Hz | 
| Answer» B. 60 Hz | |
| 19. | In an HDL application of a stepper motor, what is done next after an up/down counter is built? | 
| A. | Build the sequencer | 
| B. | Test it on a simulator | 
| C. | Test the decoder | 
| D. | Design an intermediate integer variable | 
| Answer» C. Test the decoder | |
| 20. | The output frequency related to the sampling interval of a frequency counter as | 
| A. | Directly with the sampling interval | 
| B. | Inversely with the sampling interval | 
| C. | More precision with longer sampling interval | 
| D. | Less precision with longer sampling interval | 
| Answer» D. Less precision with longer sampling interval | |
| 21. | At high frequencies when the sampling interval is too long in a frequency counter | 
| A. | The counter works fine | 
| B. | The counter undercounts the frequency | 
| C. | The measurement is less precise | 
| D. | The counter overflows | 
| Answer» E. | |
| 22. | The use of VHDL can be done in _____ ways. | 
| A. | 2 | 
| B. | 3 | 
| C. | 4 | 
| D. | 5 | 
| Answer» C. 4 | |
| 23. | VHDL is being used for | 
| A. | Documentation | 
| B. | Verification | 
| C. | Synthesis of large digital design | 
| D. | All of the Mentioned | 
| Answer» E. | |
| 24. | VHSIC stands for | 
| A. | Very High Speed Integrated Circuits | 
| B. | Very Higher Speed Integration Circuits | 
| C. | Variable High Speed Integrated Circuits | 
| D. | None of the Mentioned | 
| Answer» B. Very Higher Speed Integration Circuits | |
| 25. | The full form of HDL is | 
| A. | Higher Descriptive Language | 
| B. | Higher Definition Language | 
| C. | High Definition Language | 
| D. | High Descriptive Language | 
| Answer» D. High Descriptive Language | |