Quantization Techniques MCQ

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

• In Adaptive Delta Modulation, the slope error reduces and ___________
  ক

  Quantization error decreases

  খ

  Quantization error increases

  গ

  Quantization error remains same

  ঘ

  None of the mentioned
• What is the sequence of operations in PCM?
  ক

  Sampling, quantizing, encoding

  খ

  Quantizing, encoding, sampling

  গ

  Quantizing, sampling, encoding

  ঘ

  None of the mentioned
• The characteristics of compressor in μ-law companding are _________
  ক

  Continuous in nature

  খ

  Logarithmic in nature

  গ

  Linear in nature

  ঘ

  Discrete in nature
• ________ is a delayed decision coding technique.
  ক

  Adaptive quantization

  খ

  Uniform quantization

  গ

  Vector quantization

  ঘ

  Non-uniform quantization
• Shannon predicted that better performance can be achieved by coding one sample at a time.
  ক

  True

  খ

  False
• An adaptive quantizer varies its ___________ in accordance to input speech signal power.
  ক

  Level

  খ

  Step size

  গ

  Amplitude

  ঘ

  Frequency
• Companding technique used in the US is called ____________
  ক

  μ law

  খ

  A law

  গ

  Hybrid companding

  ঘ

  Direct companding
• Signal to quantization noise ratio of a PCM encoder is given by _________
  ক

  6.02n + α

  খ

  3n + 6.02α

  গ

  n + 6.02α

  ঘ

  6.02n + α
• Distortion produced by quantization is directly proportion to ________ and inversely proportional to ______
  ক

  Number of levels, step size

  খ

  Amplitude of the signal, step size

  গ

  Square of step size, number of levels

  ঘ

  Amplitude of the signal, number of levels
• For a n bit quantizer, number of levels is equal to __________
  ক

  n

  খ

  2n

  গ

  n2

  ঘ

  2n
• Quantization is a process of mapping a ________ range of amplitude of a signal into a finite set of __________ amplitudes.
  ক

  Continuous, discrete

  খ

  Discrete, continuous

  গ

  Discrete, discrete

  ঘ

  Continuous, continuous