1. Noise in VLSI circuits means:
A. Unwanted signals that arise due to vibration in the passive circuits
B. Unknown signal that limits the minimum signal level that a circuit can process with acceptable quality
C. Signal which undergoes distortion
D. All of the mentioned
2. In probability Noise is described as:
A. Random function
B. Random process
C. Deterministic function
D. Deterministic process
3. Noise generated by independent devices are:
A. Correlated
B. Uncorrelated
C. Equal
D. None of the mentioned
4. The 2 types of noise that the analog systems face during signal processing are:
A. Device electronic noise and environmental noise
B. Noise due to Vibration and electronic noise
C. Passive and active noise
D. None of the mentioned
5. Thermal noise is generated from:
A. Resistor
B. Capacitor
C. Inductor
D. All of the mentioned
6. Thermal noise is generated from MOSFET by:
A. Conduction of charge carriers in the channel
B. Electric field across the gate and channel
C. Capacitance of the gate oxide
D. Substrate bias effect
7. Thermal noise current in the MOSFET is proportional to:
A. Transconductance
B. Resistance
C. Gate voltage
D. None of the mentioned
8. Flicker noise is found in MOSFET at:
A. Gate and oxide interface
B. Gate oxide and silicon interface
C. Source and substrate interface
D. Drain and substrate interface
9. Flicker noise originates due to:
A. Conduction in channel
B. Drain to Source voltage
C. Reduction in the channel length
D. Dangling bonds
10. The average power of flicker noise depends on:
A. Thickness of oxide
B. Cleanness of the oxide silicon interface
C. Voltage on oxide
D. Length of channel