

MCQOPTIONS
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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. |
Which logic is suitable for And-OR-Invert function? |
A. | DCFL |
B. | DCFL with super buffers |
C. | FET logic |
D. | SDCFL |
Answer» E. | |
2. |
__________ supply rails are required for proper operation of normally-on logic devices. |
A. | one |
B. | two |
C. | three |
D. | four |
Answer» C. three | |
3. |
__________ is needed to facilitate turn-off. |
A. | positive voltage |
B. | power supply rail |
C. | ground connection |
D. | negative voltage |
Answer» E. | |
4. |
WHICH_LOGIC_IS_SUITABLE_FOR_AND-OR-INVERT_FUNCTION??$ |
A. | DCFL |
B. | DCFL with super buffers |
C. | FET logic |
D. | SDCFL |
Answer» E. | |
5. |
Which circuit has large noise margin? |
A. | DCFL |
B. | DCFL with super buffers |
C. | FET logic |
D. | SDCFL |
Answer» E. | |
6. |
Which logic is suitable for large loads? |
A. | DCFL |
B. | DCFL with super buffers |
C. | FET logic |
D. | SDCFL |
Answer» C. FET logic | |
7. |
Which circuits have weak load drive capability? |
A. | DCFL |
B. | DCFL with super buffers |
C. | FET logic |
D. | SDCFL |
Answer» B. DCFL with super buffers | |
8. |
DCFL circuits have |
A. | large voltage swing |
B. | small voltage swing |
C. | large noise margins |
D. | more complexity |
Answer» C. large noise margins | |
9. |
In direct coupled FET logic, both depletion and enhancement mode devices are used. |
A. | true |
B. | false |
Answer» B. false | |
10. |
_____ supply rails are required for proper operation of normally-on logic devices |
A. | one |
B. | two |
C. | three |
D. | four |
Answer» C. three | |
11. |
_____ is needed to facilitate turn-off |
A. | positive voltage |
B. | power supply rail |
C. | ground connection |
D. | negative voltage |
Answer» E. | |
12. |
Which is the approach used for normally-off logic? |
A. | capacitor diode FET logic |
B. | buffered FET logic |
C. | direct-coupled FET logic |
D. | capacitor coupled FET logic |
Answer» D. capacitor coupled FET logic | |
13. |
Normally-on logic uses |
A. | depletion mode MESFET |
B. | enhancement mode MESFET |
C. | depletion mode FET |
D. | enhancement mode FET |
Answer» C. depletion mode FET | |