Q.1
Which noise is useful for dithering?
  • a) White noise
  • b) Pink noise
  • c) Brown noise
  • d) None of the mentioned
Q.2
Capacity of a channel can be increased by
  • a) Increasing channel bandwidth
  • b) Increasing signal power
  • c) Increasing channel bandwidth &signal power
  • d) None of the mentioned
Q.3
Capacity of the channel can be increased by reducing in band noise power.
  • a) True
  • b) False
Q.4
Noise has
  • a) Infinite energy
  • b) Infinite power
  • c) Infinite energy & power
  • d) None of the mentioned
Q.5
Thermal noise is
  • a) Energy signal
  • b) Power signal
  • c) Energy & Power signal
  • d) None of the mentioned
Q.6
Thermal noise is a wide sense stationary process.
  • a) True
  • b) False
Q.7
The maximum likelihood function is
  • a) Positive
  • b) Negative
  • c) Any of the mentioned
  • d) None of the mentioned
Q.8
Matched filtering operation includes
  • a) Spectral phase matching
  • b) Spectral amplitude matching
  • c) Spectral phase & amplitude matching
  • d) None of the mentioned
Q.9
Matched filter is
  • a) Linear
  • b) Non linear
  • c) Linear & Non linear
  • d) None of the mentioned
Q.10
Which consists of less ISI?
  • a) Nyquist filter
  • b) Raised cosine filter
  • c) Nyquist & Raised cosine filter
  • d) None of the mentioned
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