MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 13 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_CONSTANT_VOLTAGE_MODEL_THE_GATE_CAPACITANCE_IS_SCALED_BY_A_FACTOR_OF:?$ |
| A. | 1/β<sup>2</sup> |
| B. | 1/α<sup>2</sup> |
| C. | β/α<sup>2</sup> |
| D. | α/β<sup>2</sup> |
| Answer» C. ‚âà√≠‚Äö√¢¬ß/‚âà√≠¬¨¬±<sup>2</sup> | |
| 2. |
The carrier density in channel in constant voltage model is scaled as:$ |
| A. | 1/β |
| B. | 1 |
| C. | β |
| D. | All of the mentioned |
| Answer» E. | |
| 3. |
The parasitic Capacitance has the scaling factor :$ |
| A. | Equal to gate capacitance |
| B. | 1/α<sup>2</sup> |
| C. | 1/α |
| D. | 1/β |
| Answer» D. 1/‚âà√≠‚Äö√¢¬ß | |
| 4. |
The scaling factor of Gate delay in Constant field model is: |
| A. | 1/α<sup>2</sup> |
| B. | 1 |
| C. | 1/α |
| D. | β/α |
| Answer» D. ‚âà√≠‚Äö√¢¬ß/‚âà√≠¬¨¬± | |
| 5. |
Channel resistance is scaled as: |
| A. | 1/α<sup>2</sup> |
| B. | 1/β |
| C. | 1/α |
| D. | 1 |
| Answer» E. | |
| 6. |
Carrier density is measured as: |
| A. | Average charge per unit area in the channel in ‘OFF’ state |
| B. | Average charge per unit area in the channel in ‘ON’state |
| C. | Average charge per unit area in the gate oxide |
| D. | None of the mentioned |
| Answer» C. Average charge per unit area in the gate oxide | |
| 7. |
The scaling factor of Gate capacitance is? |
| A. | 1/β |
| B. | 1/α |
| C. | β/α<sup>2</sup> |
| D. | α/β<sup>2</sup> |
| Answer» D. ‚âà√≠¬¨¬±/‚âà√≠‚Äö√¢¬ß<sup>2</sup> | |
| 8. |
The scaling factor of Gate Capacitance per unit area is: |
| A. | 1/β |
| B. | 1/α |
| C. | β |
| D. | α |
| Answer» D. ‚âà√≠¬¨¬± | |
| 9. |
The scaling factor of gate area in constant voltage model is : |
| A. | 1/α<sup>2</sup> |
| B. | 1/β<sup>2</sup> |
| C. | 1 |
| D. | All of the mentioned |
| Answer» B. 1/‚âà√≠‚Äö√¢¬ß<sup>2</sup> | |
| 10. |
The third type of scaling model is: |
| A. | λ-based model |
| B. | µm based model |
| C. | combined voltage and dimension model |
| D. | combined voltage and electric field model |
| Answer» D. combined voltage and electric field model | |
| 11. |
The scaling factor of length and width of the channel are: |
| A. | 1,1 |
| B. | 1/α,1/β |
| C. | 1/α,1/α |
| D. | 1/β,1/β |
| Answer» D. 1/‚âà√≠‚Äö√¢¬ß,1/‚âà√≠‚Äö√¢¬ß | |
| 12. |
The scaling factor for the supply voltage VDD is: |
| A. | 1 |
| B. | 0 |
| C. | 1/α |
| D. | 1/β |
| Answer» E. | |
| 13. |
For the constant field model, the scaling factors β and α are related as:$ |
| A. | β = α |
| B. | α =2β |
| C. | β = 1 |
| D. | β = α = 0 |
| Answer» B. ‚âà√≠¬¨¬± =2‚âà√≠‚Äö√¢¬ß | |