Characteristics of CMOS MCQ’s

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This set of Digital Circuits Multiple Choice Questions & Answers (MCQs) focuses on “Characteristics of CMOS”.

1. 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

2. 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

3. 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

4. CMOS technology is used in ____________
a) Inverter
b) Microprocessor
c) Digital logic
d) Both microprocessor and digital logic

5. CMOS behaves as a/an ____________
a) Adder
b) Subtractor
c) Inverter
d) Comparator

6. CMOS logic dissipates _______ power than NMOS logic circuits.
a) More
b) Less
c) Equal
d) Very High

7. 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

8. An important characteristic of a CMOS circuit is the ____________
a) Noise immunity
b) Duality
c) Symmetricity
d) Noise Margin

9. Semiconductors are made of ____________
a) Ge and Si
b) Si and Pb
c) Ge and Pb
d) Pb and Au

10. Which chip were 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

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