Sampling and Quantization MCQ

Test your knowledge with important Sampling and Quantization MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Sampling and Quantization MCQs at Bissoy

• Which device is needed for the reconstruction of signal?
  ক

  Low pass filter

  খ

  Equalizer

  গ

  Low pass filter & Equalizer

  ঘ

  None of the mentioned
• The signal can be reconstructed
  ক

  At Nyquist rate

  খ

  Above Nyquist rate

  গ

  At & above the Nyquist rate

  ঘ

  None of the mentioned
• Original signal came to be retraced from sampled version using
  ক

  Low pass filtering

  খ

  High pass filtering

  গ

  Low & High pass filtering

  ঘ

  None of the mentioned
• Decreasing the data rate is called as
  ক

  Aliasing

  খ

  Down sampling

  গ

  Up sampling

  ঘ

  None of the mentioned
• Which process requires low pass filter?
  ক

  Up-sampling

  খ

  Down-sampling

  গ

  Up-sampling & Down-sampling

  ঘ

  None of the mentioned
• Reconstruction filter is difficult to implement in hardware.
  ক

  True

  খ

  False
• A to D conversion process uses
  ক

  Sampler

  খ

  Quantizer

  গ

  Sampler & Quantizer

  ঘ

  None of the mentioned
• Which requires interpolation filtering?
  ক

  Up-sampler

  খ

  D to A converter

  গ

  Up-sampler & D to A converter

  ঘ

  None of the mentioned
• To avoid aliasing
  ক

  Reduce the bandwidth

  খ

  Cut out high frequency

  গ

  Reduce the bandwidth & Cut out high frequency

  ঘ

  None of the mentioned
• Using ARMA filter
  ক

  Sampling can be done in real time

  খ

  Gives sharp output

  গ

  All of the mentioned

  ঘ

  None of the mentioned
• Which filter does not have sharp output?
  ক

  Linear phase filter

  খ

  Delayed symmetric filter

  গ

  Linear phase & Delayed symmetric filter

  ঘ

  None of the mentioned
• In which mixing is easier?
  ক

  Analog signal

  খ

  Digital signal

  গ

  Analog & Digital signal

  ঘ

  None of the mentioned
• Transmitted pulse becomes distorted due to
  ক

  Ideal transmission characteristic

  খ

  Non ideal transmission characteristic

  গ

  All of the mentioned

  ঘ

  None of the mentioned
• Different cases of sampling include
  ক

  Ideal impulse sampling

  খ

  Flat-topped sampling

  গ

  Sampling with rectangular pulses

  ঘ

  All of the mentioned
• The quantization will be finer when
  ক

  Smaller the number of discrete amplitudes

  খ

  Larger the number of discrete amplitudes

  গ

  Does not depend on amplitudes

  ঘ

  None of the mentioned
• Non uniform quantization includes
  ক

  Compression

  খ

  Expansion

  গ

  Compression & Expansion

  ঘ

  None of the mentioned
• Delay element in delta modulation acts as
  ক

  First order predictor

  খ

  Second order predictor

  গ

  Third order predictor

  ঘ

  Fourth order predictor
• Source coding reduces
  ক

  Redundancy

  খ

  Average bit rate

  গ

  Redundancy & Average bit rate

  ঘ

  None of the mentioned
• Shot noise occurs in
  ক

  Transistors

  খ

  Valves

  গ

  Transistors & Valves

  ঘ

  None of the mentioned
• Auto-correlation function is a
  ক

  Even function

  খ

  Odd function

  গ

  Even & Odd function

  ঘ

  None of the mentioned
• Which signals are function of time?
  ক

  Random signal

  খ

  Deterministic signal

  গ

  Random & Deterministic signal

  ঘ

  None of the mentioned