Integrated Circuits MCQs

Integrated Circuits MCQs

These Integrated Circuits multiple-choice questions and their answers will help you strengthen your grip on the subject of Integrated Circuits. You can prepare for an upcoming exam or job interview with these 100+ Integrated Circuits MCQs.
So scroll down and start answering.

1: True or False? A diode has typically low resistance in one direction and very high resistance in the other direction?

A.   True

B.   False

2: What is a term for the maximum rate of change of output voltage per unit time?

A.   slew rate

B.   dimensional rate

C.   gain rate

D.   sequential rate

3: What can be used as a control system to synchronise the input and output frequencies of a system?

A.   on-off control

B.   phase locked loop

C.   positive-locked loop

D.   open loop

4: Bipolar transistors use what item(s) to conduct

A.   holes and protons

B.   holes and neutrons

C.   holes and electrons

D.   holes

5: True or False? An integrated circuit can be used as an amplifier

A.   False

B.   True

6: True or False? A digital circuit only can accept voltages at a certain level.

A.   False

B.   True

7: What material is an integrated circuit typically made out of?

A.   Semiconductor

B.   metals

C.   (None of these)

D.   nonmetals

8: True or False? A NAND gate would typically be found in a digital circuit.

A.   False

B.   True

9: True or False? A mircoprocessor in a computer is often composed of billions of transistors.

A.   True

B.   False

10: True or False? An integrated circuit can consist of thousands of transistors?

A.   False

B.   True

11: True or False? A truth table can be helpful when analzying a digital circuit.

A.   True

B.   False

12: What element is most likely used as a semiconductor?

A.   Lithium

B.   Nitrogen

C.   Silicon

D.   Titanium

13: Integrated circuits can be found in which of the following

A.   cell phones

B.   computers

C.   cars

D.   (All of these)

14: Which of the following is the correct formula for the relationship between voltage, current and resistance?

A.   V=IR^2

B.   V=IR

C.   VR=I

D.   VRI=1

15: Integrated circuits can be divided into which two categories?

A.   Type 1 and Type 2

B.   Analog and fiberoptic

C.   Analog and digital

D.   Digital and Fiberoptic

16: A register is a type of integrated circuit that deals with memory.

A.   False

B.   True

17: True or False? ULSI stands for Ultra Large Scale Integration

A.   False

B.   True

18: What does FET stand for?

A.   Field Electric Transistor

B.   (None of these)

C.   Field Effect Transistor

D.   Field Electron Transistor

19: Suppose you have a simple circuit with V=4 volts and R= 4 Ohm. What is the current that runs through that circuit?

A.   1 ampere

B.   (None of these)

C.   1 microampere

D.   1 mA

20: Which of the following is a state for logic gates?

A.   2

B.   0

C.   B

D.   A

21: True or False? Integrated Circuits typically only have one layer.

A.   False

B.   True

22: P-N junction semiconductor creates a

A.   (None of these)

B.   diode

C.   resistor

D.   integrated circuit

23: Which of the following could be an element in an integrated circuit?

A.   Capacitor

B.   Resistor

C.   (All of these)

D.   transistor

24: True or False: An Instrumentation Amplifier has input buffer amplifiers in its construction.

A.   True

B.   False

25: True or False: TTL integrated circuits offer more speed than similar RTL circuits.

A.   True

B.   False

26: Logic gates usually have how many states?

A.   2

B.   3

C.   4

D.   1

27: Another name for an integrated circuit is

A.   microchip

B.   RC circuit

C.   P-N diode

D.   amplifier

28: True or False: A DRAM uses one capacitor and one transistor per data bit.

A.   True

B.   False

29: What is an IC package with a rectangular housing and two parallel rows of connecting pins called?

A.   two row array

B.   PCB

C.   dual in-line package

D.   flat pack

30: Which of these is a commonly used simulator for predicting the behaviour of an IC?

A.   LabVIEW

B.   AutoCAD



31: True or False? Digital circuits typically can have an infinite amount of states.

A.   False

B.   True

32: With reference to CMOS and other IC technologies, what is "dynamic power consumption"?

A.   power consumed when output is logic 1

B.   power consumed by the interface of two logic families

C.   power consumed while switching logic states

33: Which of these uses a DAC?

A.   speaker system

B.   microphone

34: A thin slice of silicon crystal used in IC fabrication is called a

A.   dopant

B.   die

C.   implant

D.   wafer

35: Which of these is a hardware description language used to design an application specific IC?


B.   C

C.   Verilog


36: Another name for a base wafer is

A.   integrated circuit

B.   the substrate material

C.   diode

D.   N-junction

37: What is another name for a bistable multivibrator?

A.   Flip-flop

B.   counter

C.   NAND gate

D.   Boolean timer

38: If you were to design an audio amplifier which type of integrated circuit would you use?

A.   Analog circuit

B.   (All of these)

C.   (None of these)

D.   Digital circuit

39: What kind of IC can be customised by a user after it has been manufactured?

A.   hybrid IC




40: What is the round-off error between the analog input and the digitized output of an ADC called?

A.   linearity error

B.   conversion noise

C.   ADC ratio

D.   quantization error

41: According to the Nyquist sampling theorem, what should be the minimum sampling rate of an ADC?

A.   twice the highest frequency of the analog signal

B.   equal to the highest frequency of the analog signal

C.   twice the lowest frequency of the analog signal

D.   four times the average frequency of the analog signal

42: Which program is useful when trying to solve complex integrated circuits?

A.   C++



D.   Matlab

43: Which of these is a type of DAC?

A.   Wilkinson

B.   successive approximation

C.   ramp compare

D.   R-2R

44: What does ASIC stand for?

A.   Application Specific Integrated Circuits

B.   (None of these)

C.   Analog Specific Integrated Circuits

45: True or False: All logic families use the same voltage levels to represent logic 0 and logic 1.

A.   True

B.   False

46: In which type of digital logic does the output depend on just the present input (and not on past inputs)?

A.   Combinational Logic

B.   Sequential Logic

47: What is an example of volatile memory?

A.   Flash memory


C.   hard disk


48: A mixed-signal chip is often found in

A.   computer

B.   automobile

C.   a cell phone

D.   (None of these)

49: What is correct symbolic name of ground pin on IC?

A.   Vdd

B.   Vss

C.   None of these.

D.   Vcc

50: Which of these is NOT a procedure used for IC construction?

A.   Die Preparion

B.   Electrolysis

C.   Photolithography

D.   Etching