Explore topic-wise MCQs in Vlsi.

This section includes 11 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.

How is nMOS inverter represented?

A. <a href="https://www.sanfoundry.com/wp-content/uploads/2017/05/vlsi-questions-answers-nmos-inverter-q6a.png"><img alt="nMOS inverter representation - option a" class="alignnone size-full wp-image-161864" height="264" src="https://www.sanfoundry.com/wp-content/uploads/2017/05/vlsi-questions-answers-nmos-inverter-q6a.png" width="223"/></a>
B. <a href="https://www.sanfoundry.com/wp-content/uploads/2017/05/vlsi-questions-answers-nmos-inverter-q6b.png"><img alt="nMOS inverter representation - option b" class="alignnone size-full wp-image-161865" height="264" src="https://www.sanfoundry.com/wp-content/uploads/2017/05/vlsi-questions-answers-nmos-inverter-q6b.png" width="218"/></a>
C. <a href="https://www.sanfoundry.com/wp-content/uploads/2017/05/vlsi-questions-answers-nmos-inverter-q6c.png"><img alt="nMOS inverter representation - option c" class="alignnone size-full wp-image-161866" height="264" src="https://www.sanfoundry.com/wp-content/uploads/2017/05/vlsi-questions-answers-nmos-inverter-q6c.png" width="225"/></a>
D. <a href="https://www.sanfoundry.com/wp-content/uploads/2017/05/vlsi-questions-answers-nmos-inverter-q6d.png"><img alt="nMOS inverter representation - option d" class="alignnone size-full wp-image-161867" height="272" src="https://www.sanfoundry.com/wp-content/uploads/2017/05/vlsi-questions-answers-nmos-inverter-q6d.png" width="238"/></a>
Answer» C. <a href="https://www.sanfoundry.com/wp-content/uploads/2017/05/vlsi-questions-answers-nmos-inverter-q6c.png"><img alt="nMOS inverter representation - option c" class="alignnone size-full wp-image-161866" height="264" src="https://www.sanfoundry.com/wp-content/uploads/2017/05/vlsi-questions-answers-nmos-inverter-q6c.png" width="225"/></a>
7.

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
8.

For depletion mode transistor, gate should be connected to ________

A. source
B. drain
C. ground
D. positive voltage rail
Answer» B. drain
9.

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
10.

In basic inverter circuit _____________ is connected to ground.

A. source
B. gates
C. drain
D. resistance
Answer» B. gates
11.

Inverters are essential for ________

A. NAND gates
B. NOR gates
C. sequential circuits
D. all of the mentioned
Answer» E.