Explore topic-wise MCQs in Digital Circuits.

This section includes 19 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.

Semiconductors are made of ____________

A. Ge and Si
B. Si and Pb
C. Ge and Pb
D. Pb and Au
Answer» B. Si and Pb
Discussion
2.

CMOS logic dissipates _______ power than NMOS logic circuits.

A. More
B. Less
C. Equal
D. Very High
Answer» C. Equal
Discussion
3.

An important characteristic of a CMOS circuit is the ____________

A. Noise immunity
B. Duality
C. Symmetricity
D. Noise Margin
Answer» C. Symmetricity
Discussion
4.

CMOS behaves as a/an ____________

A. Adder
B. Subtractor
C. Inverter
D. Comparator
Answer» D. Comparator
Discussion
5.

Two important characteristics of CMOS devices are ____________

A. High noise immunity
B. Low static power consumption
C. High resistivity
D. Both high noise immunity and low static power consumption
Answer» E.
Discussion
6.

CMOS technology is used in ____________

A. Inverter
B. Microprocessor
C. Digital logic
D. Both microprocessor and digital logic
Answer» E.
Discussion
7.

CMOS is also sometimes referred to as ____________

A. Capacitive metal oxide semiconductor
B. Capacitive symmetry metal oxide semiconductor
C. Complementary symmetry metal oxide semiconductor
D. Complemented symmetry metal oxide semiconductor
Answer» D. Complemented symmetry metal oxide semiconductor
Discussion
8.

The full form of COS-MOS is ____________

A. Complementary symmetry metal oxide semiconductor
B. Complementary systematic metal oxide semiconductor
C. Capacitive symmetry metal oxide semiconductor
D. Complemented systematic metal oxide semiconductor
Answer» B. Complementary systematic metal oxide semiconductor
Discussion
9.

The full form of CMOS is ____________

A. Capacitive metal oxide semiconductor
B. Capacitive metallic oxide semiconductor
C. Complementary metal oxide semiconductor
D. Complemented metal oxide semiconductor
Answer» D. Complemented metal oxide semiconductor
Discussion
10.

SEMICONDUCTORS_ARE_MADE_OF?$

A. Ge and Si
B. Si and Pb
C. Ge and Pb
D. None of the Mentioned
Answer» B. Si and Pb
Discussion
11.

Which chip was the first RTC and CMOS RAM chip to be used in early IBM computers, capable of storing a total of 64 bytes?$

A. The Samsung 146818
B. The Samsung 146819
C. The Motorola 146818
D. The Motorola 146819
Answer» D. The Motorola 146819
Discussion
12.

CMOS logic dissipates _______ power than NMOS logic circuit?

A. More
B. Less
C. Equal
D. None of the Mentioned
Answer» C. Equal
Discussion
13.

An important characteristic of a CMOS circuit is the

A. Noise immunity
B. Duality
C. Symmetricity
D. None of the Mentioned
Answer» C. Symmetricity
Discussion
14.

CMOS behaves as a/an

A. Adder
B. Subtracter
C. Inverter
D. Comparator
Answer» D. Comparator
Discussion
15.

Two important characteristics of CMOS devices are

A. High noise immunity
B. Low static power consumption
C. High resistivity
D. Both high noise immunity and low static power consumption
Answer» E.
Discussion
16.

CMOS technology is used in

A. Inverter
B. Microprocessor
C. Digital logic
D. Both microprocessor and digital logic
Answer» E.
Discussion
17.

CMOS is also sometimes referred to as

A. Capacitive metal oxide semiconductor
B. Capacitive symmetry metal oxide semiconductor
C. Complementary symmetry metal oxide semiconductor
D. None of the Mentioned
Answer» D. None of the Mentioned
Discussion
18.

The full form of COS-MOS is

A. Complementary symmetry metal oxide semiconductor
B. Complementary systematic metal oxide semiconductor
C. Capacitive symmetry metal oxide semiconductor
D. None of the Mentioned
Answer» B. Complementary systematic metal oxide semiconductor
Discussion
19.

The full form of CMOS is

A. Capacitive metal oxide semiconductor
B. Capacitive metallic oxide semiconductor
C. Complementary metal oxide semiconductor
D. None of the Mentioned
Answer» D. None of the Mentioned
Discussion