MCQOPTIONS
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MCQOPTIONS
This section includes 20 Mcqs, each offering curated multiple-choice questions to sharpen your Vlsi knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In complementary transistor pull-up, current flows when? |
| A. | Vin = 1 |
| B. | Vin = 0 |
| C. | current doesn’t flow |
| D. | Vout = Vin |
| Answer» D. Vout = Vin | |
| 2. |
In depletion mode pull-up, dissipation is high since current flows when? |
| A. | Vin = 1 |
| B. | Vin = 0 |
| C. | Vout = 1 |
| D. | Vout = 0 |
| Answer» B. Vin = 0 | |
| 3. |
An inverter driven through one or more pass transistors has Zp.u/Zp.d ratio of ________ |
| A. | 1/4 |
| B. | 4/1 |
| C. | 1/8 |
| D. | 8/1 |
| Answer» E. | |
| 4. |
Pass transistors are transistors used as ________ |
| A. | switches connected in series |
| B. | switches connected in parallel |
| C. | inverters used in series |
| D. | inverter used in parallel |
| Answer» B. switches connected in parallel | |
| 5. |
What is the ratio of Zp.u/Zp.d? |
| A. | 1/4 |
| B. | 4/1 |
| C. | 1/2 |
| D. | 2/1 |
| Answer» C. 1/2 | |
| 6. |
In nMOS inverter configuration depletion mode device is called as ________ |
| A. | pull up |
| B. | pull down |
| C. | all of the mentioned |
| D. | none of the mentioned |
| Answer» B. pull down | |
| 7. |
For depletion mode transistor, gate should be connected to ________ |
| A. | source |
| B. | drain |
| C. | ground |
| D. | positive voltage rail |
| Answer» B. drain | |
| 8. |
In inverter circuit ________ transistors is used as load |
| A. | enhancement mode |
| B. | depletion mode |
| C. | all of the mentioned |
| D. | none of the mentioned |
| Answer» C. all of the mentioned | |
| 9. |
In basic inverter circuit _____________ is connected to ground. |
| A. | source |
| B. | gates |
| C. | drain |
| D. | resistance |
| Answer» B. gates | |
| 10. |
Inverters are essential for ________ |
| A. | NAND gates |
| B. | NOR gates |
| C. | sequential circuits |
| D. | all of the mentioned |
| Answer» E. | |
| 11. |
IN_DEPLETION_MODE_PULL-UP,_DISSIPATION_IS_HIGH_SINCE_CURRENT_FLOWS_WHEN?$ |
| A. | Vin = 1 |
| B. | Vin = 0 |
| C. | Vout = 1 |
| D. | Vout = 0 |
| Answer» B. Vin = 0 | |
| 12. |
In complementary transistor pull-up, current flows when$ |
| A. | Vin = 1 |
| B. | Vin = 0 |
| C. | current doesn’t flow |
| D. | Vout = Vin |
| Answer» D. Vout = Vin | |
| 13. |
An inverter driven through one or more pass transistors has Zp.u/Zp.d ratio o? |
| A. | 1/4 |
| B. | 4/1 |
| C. | 1/8 |
| D. | 8/1 |
| Answer» E. | |
| 14. |
Pass transistors are transistors used as |
| A. | switches connected in series |
| B. | switches connected in parallel |
| C. | inverters used in series |
| D. | inverter used in parallel |
| Answer» B. switches connected in parallel | |
| 15. |
The ratio of Zp.u/Zp.d is given by |
| A. | 1/4 |
| B. | 4/1 |
| C. | 1/2 |
| D. | 2/1 |
| Answer» C. 1/2 | |
| 16. |
In nMOS inverter configuration depletion mode device is called as |
| A. | pull up |
| B. | pull down |
| C. | all of the mentioned |
| D. | none of the mentioned |
| Answer» B. pull down | |
| 17. |
For depletion mode transistor, gate should be connected to |
| A. | source |
| B. | drain |
| C. | ground |
| D. | positive voltage rail |
| Answer» B. drain | |
| 18. |
In inverter circuit, ________ transistors is used as load |
| A. | enhancement mode |
| B. | depletion mode |
| C. | all of the mentioned |
| D. | none of the mentioned |
| Answer» C. all of the mentioned | |
| 19. |
In basic inverter circuit, ______ is connected to ground |
| A. | source |
| B. | gates |
| C. | drain |
| D. | resistance |
| Answer» B. gates | |
| 20. |
Inverters are essential for |
| A. | NAND gates |
| B. | NOR gates |
| C. | sequential circuits |
| D. | all of the mentioned |
| Answer» E. | |