Q.1
The discrete levels available are_________
  • a) Sides
  • b) Edges
  • c) Levels
  • d) Bytes
Q.2
Quantization is the method used for conversion?
  • a) True
  • b) False
Q.3
ENOB stands for_________
  • a) Effective no of bits
  • b) Effective no of bytes
  • c) Efficient no of bits
  • d) Efficient no of bytes
Q.4
Perfect resolution is possible when?
  • a) sampling rate greater than thrice the bandwidth of the signal
  • b) sampling rate greater than twice the bandwidth of the signal
  • c) sampling rate less than twice the bandwidth of the signal
  • d) sampling rate less than thrice the bandwidth of the signal
Q.5
Resolution is expressed in __________
  • a) Bytes
  • b) Bits
  • c) Word
  • d) Nibble
Q.6
Resolution is expressed in terms of_________
  • a) Milli volts
  • b) Ampere
  • c) Milli ampere
  • d) Volts
Q.7
The rate of new values is called the sampling rate or sampling frequency.
  • a) True
  • b) False
Q.8
How many common ways are there for implementing an ADC?
  • a) 2 ways
  • b) 5 ways
  • c) 8 ways
  • d) 10 ways
Q.9
Other name for data conversion is ________
  • a) Flash ADC
  • b) Wilkinson
  • c) Sigma delta
  • d) Ramp compare
Q.10
Which ADC narrows the range?
  • a) Flash ADC
  • b) Wilkinson
  • c) Sigma delta
  • d) Successive approximation
Q.11
Clock jitters is caused by __________
  • a) Sampling rate
  • b) Spectrum
  • c) Phase noise
  • d) Sampling frequency
Q.12
The analog signal is __________ in __________
  • a) Continuous, frequency
  • b) Continuous, time
  • c) Discrete, frequency
  • d) Discrete, time
Q.13
Sample and hold circuit is a _______ circuit.
  • a) Analog device
  • b) Digital device
  • c) Both analog and digital
  • d) Neither analog nor digital
Q.14
Nyquist rate is defined as ___________
  • a) twice the lowest frequency
  • b) trice the highest frequency
  • c) twice the highest frequency
  • d) trice the lowest frequency
Q.15
To avoid aliasing we use a __________ filter.
  • a) Digital filter
  • b) Aliasing filter
  • c) Analog filter
  • d) Anti-aliasing filter
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