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Saturday, February 16, 2019

Micro Electronics (Objective Questions With Answers)




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1. The integrated circuit was invented at Texas instrument in 1958 by
A. Jonathan Kurtz
B. James Faug
C. Jack Kilby
D. Harold Lanche

2. Which component cannot be fabricated into ICs?
A. Diode
B. Resistor
C. Inductor
D. Transistor

3. What is the purpose of a comparator in op-amps?
A. To detect the occurrence of a changing input voltage
B. To Maintain a Constant output when the DC input voltage  Changes
C. To Produce Change in output when an input voltage equals a Reference Voltage
D. To amplify an input voltage

4. The op-amp comparator circuit uses
A. negative feedback
B. A resistor
C. Positive Feedback
D. No feedback

5. What is a complete electronic Circuit, Containing Transistors, diodes, resistors and Capacitors processed on and Contained entirely within a singe chip of silicon?
A. Integrated circuit (IC)
B. Monolithic IC
C. Linear IC
D. Digital IC

6. What process is used to produce IC semiconductor elements?
A. Alloy junction
B. Mesa diffusion
C. Grown diffusion
D. Planar diffusion

7. Which integrated circuit is having more than 1000 gates?
A. Small-scale integration (SSI)
B. Medium-scale integration (MSI)
C. Large-Scale integration (LSI)
D. Very large-scale integration (VLSI)

8. What Characteristic does not apply to an op-amp?
A. Low power
B. High gain
C. High input impedance
D. Low output impedance

9. An integrator op-amp uses what element in the feed back path?
A. Capacitor
B. Resistor
C. Inductor
D. Transistor

10. Which integrated circuit is having more that 100 gates?
A. Small-Scale integration (SSI)
B. Medium-Scale integration (MSI)
C. Large-scale integration (LSI)
D. Very large-scale integration (VLSI)

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