Analog Integrated Electronics MCQs

1. : What type of source is used to prevent a DC return between source and load?
(A) Capacitor between source and load
(B) Inductor between source and load
(C) Resistor between source and load
(D) None of the above

2. : In a given problem, the base current is 10 μA. What is the value of collector current in common emitter when βdc = 100?
(A) 10 mA
(B) 1 mA
(C) 100 μA
(D) 10 μA

3. : Which of the following oscillators is suitable for frequencies in the range of megahertz?
(A) Hartley
(B) RC phase shift
(C) Wien bridge
(D) Both A & C

4. : What is the size of an Integrated Circuit (IC)?
(A) Large
(B) Extremely small
(C) Very large
(D) None of the above

5. : Audio amplifier is an example of _______.
(A) Linear IC
(B) Digital IC
(C) Both A & B
(D) None of the above

6. : When protecting the diodes in a rectifier and capacitor input filter circuit, it is necessary to use:
(A) Surge capacitor
(B) Surge inductor
(C) Surge resistor
(D) Both A & B

7. : For a system to work as an oscillator, the total phase shift of the loop gain must be equal to ________.
(A) 360°
(B) 60°
(C) 90°
(D) 270°

8. : An amplifier has a large AC input signal. The clipping occurs on both peaks. The output voltage will be nearly a _______.
(A) Sine wave
(B) Triangular wave
(C) Square wave
(D) None of the above

9. : Information retrieval systems have much in common with ________.
(A) Database systems
(B) Management systems
(C) Filing systems
(D) Transaction systems

10. : The deadlock can be broken down by ________.
(A) Terminating one or more transactions
(B) Rolling back one or more transactions
(C) Aborting one or more transactions
(D) Committing one or more transactions

11. : The super key pertains to a specific ________.
(A) Relation schema
(B) Relationship sets
(C) Set of attributes
(D) Domain

12. : A data model that includes functions and object identity and can be seen as an extension of the E-R model with notions of encapsulation is known as ________.
(A) Object-based Data model
(B) Relational Model
(C) Semistructured Data model
(D) Entity Relationship model